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< EC50 <
Affinity Unit: nM uM
 α-Glucosidase [ 18 ] K-Ras 2 [ 2 ]
 β-glucocerebrosidase (GCase) [ 158 ] K3 opiate receptor [ 11 ]
 β-Glucuronidase [ 16 ] K5-5 [ 2 ]
 κ opioid receptor (KOR D138A) [ 2 ] K56 [ 36 ]
 κ opioid receptor (KOR D138N) [ 4 ] Kallikrein 7 [ 248 ]
 κ opioid receptor (KOR E297A) [ 4 ] Kallikrein-7 [ 248 ]
 κ opioid receptor (KOR H291A) [ 4 ] kallikrein-7 isoform 1 preproprotein [ 248 ]
 κ opioid receptor (KOR H291F) [ 4 ] Kappa Opioid Receptor [ 58 ]
 κ opioid receptor (KOR I135A) [ 4 ] kappa opioid receptor (KOR) [ 1516 ]
 κ opioid receptor (KOR I294A) [ 4 ] Kappa-opioid receptor (KOR) [ 1516 ]
 κ opioid receptor (KOR I316A) [ 4 ] Kappa-type 3 opioid receptor [ 301 ]
 κ opioid receptor (KOR K200A) [ 4 ] Kappa-type opioid receptor [ 1588 ]
 κ opioid receptor (KOR K227A) [ 4 ] Kappa-type opioid receptor (Kappa) [ 1516 ]
 κ opioid receptor (KOR L212A) [ 4 ] Kappa-type opioid receptor (KOPR) [ 1516 ]
 κ opioid receptor (KOR M142A) [ 4 ] Kappa-type opioid receptor (KOR) [ 1556 ]
 κ opioid receptor (KOR M226A) [ 4 ] karyopherin alpha 2 (RAG cohort 1, importin alpha 1), isoform CRA_b [ 1011 ]
 κ opioid receptor (KOR Q115A) [ 4 ] KATP-1 [ 46 ]
 κ opioid receptor (KOR Y119A) [ 4 ] KB1 [ 2 ]
 κ opioid receptor (KOR Y119F) [ 4 ] KCC2 [ 971 ]
 κ opioid receptor (KOR Y139A) [ 4 ] KCNB1 [ 1 ]
 κ opioid receptor (KOR Y139F) [ 4 ] KCNJ3 [ 47 ]
 κ opioid receptor (KOR Y312A) [ 4 ] KCNJ5 [ 46 ]
 κ opioid receptor (KOR Y312F) [ 4 ] KCNK10 [ 1 ]
 κ opioid receptor (KOR Y313A) [ 4 ] KCNK18 [ 5 ]
 κ opioid receptor (KOR Y313F) [ 4 ] KCNK2 [ 33 ]
 κ opioid receptor (KOR Y320A) [ 3 ] KCNK4 [ 1 ]
 κ opioid receptor (KOR Y320F) [ 4 ] KCNQ (Kv7) potassium channel [ 99 ]
 κ opioid receptor (KOR Y66A) [ 4 ] Kcnq4 [ 1 ]
 (ARTD1 or PARP1) [ 280 ] KDM5A [ 2 ]
 (ARTD6 or PARP5b) [ 9 ] KDR (VEGFR-2) [ 37 ]
 (R)-limonene 6-monooxygenase [ 24 ] KEAP1 [ 3 ]
 (S)-limonene 6-monooxygenase [ 24 ] Kelch-like ECH-associated protein 1 [ 3 ]
 1,25-dihydroxyvitamin D3 receptor [ 226 ] Kelch-like protein 19 [ 3 ]
 1,3-beta-D-glucan-UDP glucosyltransferase [ 10 ] Ki-Ras [ 2 ]
 1,3-beta-glucan synthase component GLS2 [ 54 ] KIAA0132 [ 3 ]
 1,3-beta-glucan synthase component GSC2 [ 10 ] KIAA0288 [ 19 ]
 1,4-alpha-D-glucan glucanohydrolase [ 8 ] KIAA0347 [ 41 ]
 11-beta-HSD1 [ 55 ] KIAA0901 [ 63 ]
 11-beta-HSD2 [ 8 ] KIAA1104 [ 6 ]
 11-beta-hydroxysteroid dehydrogenase 1 [ 55 ] KIAA1176 [ 971 ]
 11-beta-Hydroxysteroid Dehydrogenase 1 (11-beta-HSD1) [ 100 ] KIAA1814 [ 4 ]
 11-beta-hydroxysteroid dehydrogenase 1 (11HSD1) [ 37 ] Kinase Insert Domain Receptor [ 37 ]
 11-beta-hydroxysteroid dehydrogenase 2 [ 4 ] Kinase-related protein [ 1 ]
 11-beta-Hydroxysteroid Dehydrogenase 2 (11-beta-HSD2) [ 8 ] kinesin spindle protein [ 36 ]
 11-beta-hydroxysteroid dehydrogenase type 2 [ 8 ] Kinesin Spindle Protein Eg5 [ 36 ]
 11-beta-hydroxysteroid dehydrogenase type 2 (11-beta-HSD2) [ 4 ] Kinesin-like protein 1 [ 36 ]
 11-DH [ 100 ] Kinin B1 receptor [ 2 ]
 11-DH2 [ 8 ] Kir3.1/Kir3.4 [ 1 ]
 11beta-HSD1A [ 18 ] KiSS-1 receptor [ 62 ]
 12 kDa FKBP [ 61 ] KiSS-1R [ 184 ]
 15-Lipoxygenase-1 (15-LOX-1) [ 4 ] Kisspeptins receptor [ 184 ]
 2,3-epoxysqualene--lanosterol cyclase [ 1 ] KIT [ 3 ]
 2-5A-dependent ribonuclease [ 71 ] KLHL19 [ 3 ]
 2-5A-dependent RNase [ 71 ] KMT4 [ 4 ]
 2-acetamido-2-deoxy-β-D-glucopyranosidase (O-GlcNAcase) [ 24 ] KOR-1 [ 1582 ]
 2.7.10.1 [ 4 ] KOR-3 [ 301 ]
 20-hydroxy-ecdysone receptor [ 53 ] KQT-like 2 [ 57 ]
 20E receptor [ 53 ] KQT-like 4 [ 4 ]
 20S proteasome chymotrypsin-like [ 4 ] KRAS [ 2 ]
 25 kDa brain-specific protein [ 11 ] KRAS2 [ 2 ]
 26S proteosome [ 4 ] KRP [ 1 ]
 27 kDa prosomal protein [ 14 ] KYNA receptor [ 9 ]
 3-phosphoinositide dependent protein kinase-1 [ 26 ] Kynurenic acid receptor [ 9 ]
 3-phosphoinositide-dependent protein kinase 1 [ 26 ] Lactase [ 39 ]
 3-phosphoinositide-dependent protein kinase 1 (PDK) [ 26 ] lacZ [ 39 ]
 3-phosphoinositide-dependent protein kinase 1 (PDK-1) [ 26 ] LANA [ 1416 ]
 3-Phosphoinositide-Dependent Protein Kinase 1 (PDK1) [ 26 ] Lanosterol synthase [ 1 ]
 3-phosphoinositide-dependent protein kinase 1 (PDK1)(Δ1-50) [ 26 ] LAP-2 [ 58 ]
 3.4.23.- [ 43 ] LAP4 [ 214 ]
 4.99.1.1 [ 1 ] LARGE [ 104 ]
 5'-AMP-activated protein kinase subunit beta-1 [ 2 ] Large conductance calcium-activated potassium channel subfamily M alpha member 1 isoform b [ 13 ]
 5'-AMP-activated protein kinase subunit beta-1 (AMPK) [ 2 ] large T antigen [ 211 ]
 5'-AMP-activated protein kinase subunit gamma-1 [ 2 ] LB24-AB [ 1 ]
 5''''''''-AMP-activated protein kinase subunit beta-1 [ 2 ] LCGR [ 31 ]
 5''''''''-AMP-activated protein kinase subunit gamma-1 [ 2 ] LCK [ 10 ]
 5''''''''-Tyr-DNA phosphodiesterase [ 85 ] LCR1 [ 151 ]
 5''''''''-tyrosyl-DNA phosphodiesterase [ 85 ] LD78 receptor [ 43 ]
 5''''-AMP-activated protein kinase catalytic subunit alpha-2/beta-1/gamma-2 [ 2 ] LDL receptor [ 17 ]
 5''''-AMP-activated protein kinase subunit beta-1 [ 2 ] LecB [ 1 ]
 5''''-AMP-activated protein kinase subunit gamma-1 [ 2 ] LESTR [ 151 ]
 5''-AMP-activated protein kinase catalytic subunit alpha-1 (AMPKa1) [ 40 ] lethal factor [ 130 ]
 5''-AMP-activated protein kinase subunit alpha-1 [ 40 ] Leucine-Rich Repeat Kinase 2 Protein (LRRK2) [ 1 ]
 5''-AMP-activated protein kinase subunit beta-1 [ 2 ] Leucine-rich repeat serine/threonine-protein kinase 2 [ 1 ]
 5''-AMP-activated protein kinase subunit beta-2 [ 3 ] Leucine-rich repeat serine/threonine-protein kinase 2 (LRRK2) [ 24 ]
 5''-AMP-activated protein kinase subunit gamma-1 [ 3 ] Leucine-rich repeat serine/threonine-protein kinase 2 (LRRK2) (G2019S) [ 23 ]
 5'-AMP-activated protein kinase catalytic subunit alpha-1 [ 40 ] Leucine-rich repeat serine/threonine-protein kinase 2 (LRRK2)(G2019S) [ 46 ]
 5'-AMP-activated protein kinase catalytic subunit alpha-1/beta-1/gamma-1 [ 1 ] Leukocyte adhesion glycoprotein LFA-1 alpha chain [ 15 ]
 5'-AMP-activated protein kinase catalytic subunit alpha-2/beta-1/gamma-2 [ 21 ] Leukocyte elastase [ 63 ]
 5'-AMP-activated protein kinase Complex 1 [ 249 ] Leukocyte elastase (HLE) [ 63 ]
 5-HT Transporter [ 85 ] Leukocyte function-associated molecule 1 alpha chain [ 15 ]
 5-HT-1A [ 726 ] Leukocyte-derived seven transmembrane domain receptor [ 151 ]
 5-HT-1B [ 67 ] Leukocyte-specific STAT-induced GPCR [ 2 ]
 5-HT-1D [ 200 ] Leukotriene C(4) transporter [ 895 ]
 5-HT-1D-alpha [ 193 ] Leukotriene Cysteinyl 1 [ 5 ]
 5-HT-1D-beta [ 65 ] Levocabastine-sensitive neurotensin receptor [ 8 ]
 5-HT-1E [ 51 ] LGR2 [ 31 ]
 5-HT-1F [ 25 ] LH/CG-R [ 31 ]
 5-HT-2 [ 554 ] LHCGR [ 31 ]
 5-HT-2A [ 554 ] LHR [ 31 ]
 5-HT-2B [ 445 ] LHRHR [ 31 ]
 5-HT-2C [ 682 ] Likely protein kinase [ 4 ]
 5-HT-3 [ 30 ] Lipopolysaccharide-associated protein 2 [ 58 ]
 5-HT-4 [ 224 ] Lipoxin A4 receptor [ 152 ]
 5-HT-6 [ 122 ] Lipoxin A4 receptor (LXA4) [ 139 ]
 5-HT-7 [ 20 ] Liver Receptor Homolog 1 [ 54 ]
 5-HT-S1A [ 115 ] Liver X receptor [ 3 ]
 5-HT-S2 [ 115 ] Liver X receptor (LXR alpha AND LXR beta) [ 1677 ]
 5-HT-X [ 20 ] Liver X receptor alpha [ 544 ]
 5-HT1 [ 11 ] Liver X Receptor alpha (LXR-alpha) [ 569 ]
 5-HT1A [ 726 ] Liver X receptor alpha (LXRA) [ 543 ]
 5-HT1B [ 67 ] Liver X receptor alpha (NR1H3) [ 543 ]
 5-HT1D [ 206 ] Liver X Receptor beta (LXR-beta) [ 78 ]
 5-HT1E [ 51 ] Liver X receptor beta (NR1H2) [ 1134 ]
 5-HT1F [ 25 ] Liver X, LXR alpha [ 543 ]
 5-HT2 [ 115 ] Liver X, LXR beta [ 1134 ]
 5-HT2A [ 498 ] LOC100715343 [ 110 ]
 5-HT2B [ 463 ] Long transient receptor potential channel 5 [ 1 ]
 5-HT2C [ 708 ] Long transient receptor potential channel 6 [ 1 ]
 5-HT2c VGI [ 682 ] Low affinity immunoglobulin epsilon Fc receptor [ 17 ]
 5-HT2C-INI [ 682 ] Low affinity immunoglobulin epsilon Fc receptor membrane-bound form [ 17 ]
 5-HT3 [ 28 ] Low affinity immunoglobulin epsilon Fc receptor soluble form [ 17 ]
 5-HT3-A [ 6 ] Low-density lipoprotein receptor [ 17 ]
 5-HT3A [ 30 ] Low-voltage-activated calcium channel alpha1 3.2 subunit [ 786 ]
 5-HT3A Serotonin Receptor [ 6 ] LPA receptor 1 [ 28 ]
 5-HT3R [ 30 ] LPA receptor 2 [ 59 ]
 5-HT4 [ 280 ] LPA receptor 4 [ 1 ]
 5-HT4a [ 138 ] LPA receptor 6 [ 11 ]
 5-HT4b [ 138 ] LPA-1 [ 28 ]
 5-HT4c [ 138 ] LPA-2 [ 59 ]
 5-HT4d [ 138 ] LPA-4 [ 1 ]
 5-HT4hb [ 138 ] LPA-6 [ 11 ]
 5-HT4L [ 86 ] Lpa4 [ 1 ]
 5-HT4S [ 222 ] Lpar4 [ 1 ]
 5-HT6 [ 122 ] LPAR6 [ 11 ]
 5-HT7 [ 25 ] LPS-associated protein 2 [ 58 ]
 5-HT7b [ 20 ] LRH-1 [ 54 ]
 5-HT7L [ 25 ] LSH-R [ 31 ]
 5-HT7S [ 20 ] LSK [ 10 ]
 5-HTR2C [ 682 ] Lssig [ 2 ]
 5-HTT [ 44 ] LTC4 transporter [ 895 ]
 5-hydroxytryptamine (serotonin) receptor 2B [Homo sapiens] [ 445 ] LTD4 receptor [ 5 ]
 5-hydroxytryptamine receptor 1A [ 726 ] LTrpC-5 [ 1 ]
 5-hydroxytryptamine receptor 1A (5-HT-1A) [ 715 ] LTrpC-6 [ 1 ]
 5-Hydroxytryptamine receptor 1A (5-HT1A) [ 11 ] LTrpC5 [ 2 ]
 5-hydroxytryptamine receptor 1A (5HT1A) [ 11 ] LTrpC6 [ 2 ]
 5-hydroxytryptamine receptor 1B [ 65 ] Luciferase [ 1 ]
 5-hydroxytryptamine receptor 1B (5-HT1B) [ 65 ] Luteinizing hormone receptor [ 31 ]
 5-hydroxytryptamine receptor 1B (5HT1B) [ 2 ] Lutropin-choriogonadotropic hormone receptor [ 31 ]
 5-hydroxytryptamine receptor 1C [ 682 ] LuxS [ 21 ]
 5-hydroxytryptamine receptor 1D [ 206 ] LXA4 receptor [ 152 ]
 5-hydroxytryptamine receptor 1D (5-HT1D) [ 193 ] Lxa4r [ 13 ]
 5-hydroxytryptamine receptor 1E [ 51 ] Lxra [ 1 ]
 5-hydroxytryptamine receptor 1E (5-HT-1E) (S31) [ 51 ] Lymphocyte antigen 15 [ 15 ]
 5-hydroxytryptamine receptor 1E (5-HT-1E) (Serotonin receptor 1E) (5-HT1E) (S31). [ 51 ] Lymphocyte cell-specific protein-tyrosine kinase [ 10 ]
 5-hydroxytryptamine receptor 1F [ 25 ] Lymphocyte IgE receptor [ 17 ]
 5-hydroxytryptamine receptor 2A [ 444 ] Lymphocyte-specific protein tyrosine kinase [ 9 ]
 5-hydroxytryptamine receptor 2A (5-HT-2A) [ 383 ] Lymphoid phosphatase [ 1 ]
 5-hydroxytryptamine receptor 2A (5-HT2A) [ 797 ] Lymphoid phosphatase (Lyp) [ 1 ]
 5-hydroxytryptamine receptor 2A (5HT-2A) [ 383 ] LyP [ 1 ]
 5-hydroxytryptamine receptor 2A (5HT2A) [ 554 ] Lysine N-methyltransferase 4 [ 4 ]
 5-hydroxytryptamine receptor 2B [ 463 ] Lysine-specific demethylase 2A [ 6 ]
 5-hydroxytryptamine receptor 2B (5-HT2B) [ 445 ] Lysine-specific demethylase 2A (KDM2A) [ 6 ]
 5-hydroxytryptamine receptor 2C [ 26 ] Lysine-specific demethylase 4A [ 4 ]
 5-hydroxytryptamine receptor 2C (5-HT-2C) [ 682 ] Lysine-specific demethylase 4A (KDM4A) [ 4 ]
 5-Hydroxytryptamine receptor 2C (5-HT2C) [ 682 ] Lysine-specific demethylase 5A [ 2 ]
 5-hydroxytryptamine receptor 2C (5HT-2C) [ 682 ] Lysine-specific demethylase 5A (KDM5A) [ 2 ]
 5-hydroxytryptamine receptor 2C (5HT2C) [ 469 ] Lysine-specific demethylase 5B [ 2 ]
 5-hydroxytryptamine receptor 3 [ 6 ] Lysine-specific demethylase 5B (KDM5B) [ 2 ]
 5-hydroxytryptamine receptor 3 (5-HT3) [ 24 ] Lysine-specific demethylase 5B (KDM5Flag-5B-FL) [ 2 ]
 5-hydroxytryptamine receptor 3A [ 34 ] Lysophosphatidic acid receptor 1 [ 28 ]
 5-hydroxytryptamine receptor 3A (5-HT3a) [ 24 ] Lysophosphatidic acid receptor 1 (LPA1) [ 28 ]
 5-hydroxytryptamine receptor 3A (5HT3A) [ 24 ] Lysophosphatidic acid receptor 1 (LPAR1) [ 28 ]
 5-hydroxytryptamine receptor 4 [ 280 ] Lysophosphatidic acid receptor 1/3 [ 28 ]
 5-hydroxytryptamine receptor 4 (5-HT4) [ 138 ] Lysophosphatidic acid receptor 1/lysophosphatidic acid receptor 3 [ 14 ]
 5-hydroxytryptamine receptor 6 [ 122 ] Lysophosphatidic acid receptor 2 [ 59 ]
 5-hydroxytryptamine receptor 6 (5-HT-6) [ 122 ] Lysophosphatidic acid receptor 3 (LPAR3) [ 39 ]
 5-Hydroxytryptamine receptor 6 (5-HT6) [ 122 ] Lysophosphatidic acid receptor 4 [ 12 ]
 5-hydroxytryptamine receptor 6 (5-HT6R) [ 122 ] Lysophosphatidic acid receptor 5 [ 13 ]
 5-hydroxytryptamine receptor 6 (5HT6) [ 122 ] Lysophosphatidic acid receptor 5 (LPA5) [ 13 ]
 5-hydroxytryptamine receptor 7 [ 20 ] Lysophosphatidic acid receptor 6 [ 11 ]
 5-Hydroxytryptamine receptor 7 (5-HT7) [ 20 ] Lysophosphatidic acid receptor Edg-2 [ 35 ]
 5-Hydroxytryptamine Receptor Subtype 1E (5HT1E) [ 51 ] Lysophosphatidic acid receptor Edg-4 [ 59 ]
 5-Lipo-oxygenase (5-LOX) [ 77 ] Lysophosphatidic acid receptor Edg-7 [ 46 ]
 5-Lipoxygenase (5-LO) [ 77 ] LysoPLD [ 4 ]
 5-Lipoxygenase (LOX) [ 77 ] Lysosomal alpha-glucosidase [ 18 ]
 5-lipoxygenase/FLAP [ 77 ] Lysyl-tRNA synthetase [ 160 ]
 5-Lipoygenase (5-LOX) [ 77 ] M-BAR [ 718 ]
 5-LO [ 77 ] M.HsaI [ 1 ]
 5-oxo-ETE G-protein coupled receptor [ 2 ] M.HsaIIIA [ 4 ]
 5HT transporter [ 85 ] MAC-NOS [ 13 ]
 5HT-1C [ 682 ] MACH [ 19 ]
 5ht3 [ 6 ] Macropain chain Z [ 2 ]
 5HT7 [ 20 ] Macropain iota chain [ 14 ]
 5HTT [ 85 ] Macrophage inflammatory protein 1-alpha receptor [ 43 ]
 6.3.2.- [ 23 ] Macrophage NOS [ 13 ]
 70 kDa zeta-associated protein [ 1 ] Macrophage-stimulating protein receptor [ 2 ]
 84 kDa myeloperoxidase [ 5 ] Macrophage-stimulating protein receptor (MST1R) [ 2 ]
 89 kDa myeloperoxidase [ 5 ] Macrophage-stimulating protein receptor alpha chain [ 2 ]
 90 kDa ribosomal protein S6 kinase 3 [ 37 ] Macrophage-stimulating protein receptor beta chain [ 2 ]
 A-kinase anchor protein 18 kDa [ 23 ] Major excreted protein [ 7 ]
 A-kinase anchor protein 7 isoform gamma [ 23 ] Major prion protein [ 19 ]
 A1 adenosine receptor [ 125 ] major prion protein preproprotein [ 10 ]
 A1 adenosine receptor (hA1) [ 280 ] Malonyl-CoA decarboxylase, mitochondrial [ 11 ]
 A1AR [ 280 ] Mammalian target of rapamycin [ 41 ]
 A2A adenosine receptor (hA2A) [ 237 ] Mammalian target of Rapamycin (mTORC1) [ 61 ]
 A3 adenosine receptor (hA3) [ 116 ] Mammary carcinoma kinase 10 [ 2 ]
 A3AR [ 10 ] MAO-B [ 86 ]
 AaEcR [ 34 ] MAP 1 [ 108 ]
 AAO92295.1 [ 55 ] MAP 2 [ 25 ]
 ABC-1 [ 57 ] MAP Kinase 2/ERK2 [ 1 ]
 ABCC1 [ 890 ] MAP kinase ERK2 [ 1 ]
 Abcc2 [ 6 ] MAP kinase kinase 1 [ 74 ]
 ABCP [ 99 ] MAP kinase MXI2 [ 47 ]
 Abelson murine leukemia viral oncogene homolog 1 [ 2 ] MAP kinase p38 [ 47 ]
 Abeta-degrading protease [ 1 ] MAP Kinase p38 alpha [ 47 ]
 ABL [ 2 ] MAP kinase-activated protein kinase 1b [ 37 ]
 ABL1 [ 2 ] MAP kinase-activated protein kinase 2 [ 178 ]
 ABPP [ 35 ] MAP kinase-activated protein kinase 2 (MAPKAPK2) [ 178 ]
 ACACA kinase [ 40 ] MAP kinase-activated protein kinase 2 (MK2) [ 178 ]
 ACAT-related gene product 1 [ 43 ] MAP kinase-activated protein kinase 2 (p38/MK2) [ 178 ]
 Accn5  [ 5 ] MAP-2 [ 60 ]
 Acetyl-CoA Carboxylase [ 21 ] MAP2 [ 60 ]
 Acetylcholine receptor [ 16 ] MAP3K5 [ 5 ]
 Acetylcholine receptor protein alpha chain [ 5 ] MAP4K2 [ 398 ]
 Acetylcholine receptor protein alpha chain/beta chain/delta chain /gamma chain [ 21 ] MAPK 2 [ 1 ]
 Acetylcholine receptor protein alpha/beta/delta/gamma chain [ 4 ] MAPK-activated protein kinase 1b [ 35 ]
 Acetylcholine receptor protein delta chain [ 12 ] MAPK-activated protein kinase 2 [ 178 ]
 Acetylcholine receptor subunit alpha [ 5 ] MAPK-Activated Protein Kinase 2 (MK2) [ 178 ]
 Acetylcholine receptor subunit delta [ 1 ] MAPK/ERK kinase 1 [ 74 ]
 Acetylcholine receptor; alpha1/beta1/delta/gamma [ 21 ] MAPK/ERK kinase 1 (MEK1) [ 74 ]
 Acetylcholinesterase [ 44 ] MAPK/ERK kinase kinase kinase 2 [ 398 ]
 Acetylcholinesterase (AChE) [ 44 ] MAPK1 [ 1 ]
 Acetylcholinesterase (human AChE) [ 44 ] MAPKAP kinase 1b [ 35 ]
 AChE [ 44 ] MAPKAP kinase 2 [ 178 ]
 Acid beta-glucosidase [ 158 ] MAPKAPK-1b [ 35 ]
 Acid maltase [ 18 ] MAPKAPK-2 [ 178 ]
 Acid-sensing ion channel 1 [ 3 ] MAPKAPK1B [ 37 ]
 Acid-sensing ion channel 5 [ 5 ] MAPKAPK2 [ 178 ]
 Acrd [ 1 ] MAPT [ 3 ]
 Activation peptide [ 3 ] MAPTL [ 3 ]
 Activation peptide fragment 1 [ 15 ] Mas-related G protein-coupled receptor X2 (MRGPRX2) [ 65 ]
 Activation peptide fragment 2 [ 15 ] Mas-related G-protein coupled receptor member X1 [ 36 ]
 Activator of S phase kinase DBF4/Cell division cycle 7-related protein kinase [ 11 ] Mas-related G-protein coupled receptor member X2 [ 65 ]
 Activator protein 1 [ 5 ] Mast/stem cell growth factor receptor [ 3 ]
 Activin A receptor type II-like protein kinase of 53kD [ 84 ] Mast/stem cell growth factor receptor Kit [ 2 ]
 Activin receptor-like kinase 5 [ 84 ] Mast/stem cell growth factor receptor Kit (cKIT) [ 3 ]
 Activin receptor-like kinase 5 (ALK-5) [ 84 ] Matrix metalloproteinase (1 and 13) [ 18 ]
 Activin receptor-like kinase 5 (ALK5/TGFbeta) [ 84 ] matrix metalloproteinase 1 [ 270 ]
 Acyl coA-diacylglycerol acyl transferase 1 (DGAT1) [ 43 ] Matrix metalloproteinase 7 [ 1 ]
 AD3  [ 86 ] Matrix metalloproteinase-1 [ 18 ]
 ADABP [ 1 ] Matrix metalloproteinase-1 (MMP-1) [ 18 ]
 ADCP2 [ 1 ] Matrix metalloproteinase-1 (MMP1) [ 18 ]
 ADENOSINE A1 [ 539 ] Matrix metalloproteinase-7 (MMP-7) [ 1 ]
 ADENOSINE A1 high [ 259 ] Matrix metalloproteinase-7 (MMP7) [ 1 ]
 ADENOSINE A1 low [ 259 ] MAX-interacting protein 2 [ 47 ]
 Adenosine A1 receptor [ 127 ] MC-2 [ 323 ]
 Adenosine A1 receptor (A1) [ 134 ] MC1-R [ 1042 ]
 Adenosine A1 receptor (A1AR) [ 280 ] MC3-R [ 756 ]
 Adenosine A1-receptor [ 280 ] MC3R [ 457 ]
 ADENOSINE A2 [ 238 ] MC4-R [ 1804 ]
 Adenosine A2 receptor [ 66 ] MC4R [ 1439 ]
 ADENOSINE A2a [ 303 ] MC5-R [ 324 ]
 Adenosine A2a receptor [ 1 ] MC5R [ 323 ]
 Adenosine A2a receptor (A2a) [ 66 ] mCB2 [ 19 ]
 Adenosine A2A receptor (A2AAR) [ 237 ] MCD [ 11 ]
 ADENOSINE A2B [ 355 ] MCH receptor 1 [ 54 ]
 Adenosine A3 receptor [ 10 ] MCH-1R [ 54 ]
 Adenosine A3 receptor (A3AR) [ 116 ] MCH-R1 [ 54 ]
 Adenosine deaminase complexing protein 2 [ 1 ] MCHR [ 54 ]
 Adenosine monophosphate-activated protein kinase (AMPK gamma 1, beta 1 and alpha 1) [ 249 ] MCHR-1 [ 54 ]
 Adenosine receptor [ 842 ] Mcl-1 [ 81 ]
 Adenosine receptor A1 [ 541 ] mcl1/EAT [ 81 ]
 Adenosine receptor A1 (A1) [ 280 ] MCMT [ 1 ]
 Adenosine receptor A1 (hA1) [ 280 ] MCOLN3 protein [ 271 ]
 Adenosine receptor A1/Alpha-2A adrenergic receptor [ 380 ] MCT 1 [ 16 ]
 Adenosine receptor A2a [ 237 ] MDR1 [ 6 ]
 Adenosine receptor A2a and A3 [ 66 ] MDRC4 [ 6 ]
 Adenosine receptor A2b [ 355 ] Mea5 [ 4 ]
 Adenosine receptor A2B (A2B) [ 355 ] Mechanistic target of rapamycin [ 41 ]
 Adenosine receptor A3 [ 126 ] Medullasin [ 63 ]
 Adenosine receptors A1 [ 134 ] MEK kinase kinase 2 [ 398 ]
 Adenosine receptors A2a [ 66 ] MEK-1 [ 74 ]
 Adenosine Receptors A2a (A2a) [ 66 ] MEKKK 2 [ 398 ]
 Adenosine receptors; A2b & A3 [ 116 ] Mel-1A-R [ 99 ]
 Adenosine transporter (AdT) [ 280 ] Mel-1B-R [ 108 ]
 Adenylate cyclase [ 70 ] Mel1a melatonin receptor [ 99 ]
 Adenylate cyclase type 5 [ 17 ] Mel1b melatonin receptor [ 108 ]
 Adenylate cyclase type IX [ 17 ] Melanin Concentrating Hormone 1 [ 83 ]
 Adenylate cyclase type V [ 20 ] Melanin-concentrating hormone receptor [ 83 ]
 Adenylyl cyclase 5 [ 17 ] Melanin-concentrating hormone receptor 1 [ 29 ]
 ADORA1 [ 405 ] Melanin-concentrating hormone receptor 1 (MCH-1) [ 54 ]
 ADORA2 [ 237 ] Melanin-concentrating hormone receptor 1 (MCH1) [ 54 ]
 ADORA2A [ 237 ] Melanin-Concentrating Hormone Receptor 1 (MCH1R) [ 54 ]
 ADORA2B [ 355 ] Melanin-concentrating hormone receptor 1 (MCHR-1) [ 54 ]
 ADP-glucose receptor [ 123 ] Melanin-concentrating hormone receptor 1 (MCHR1) [ 54 ]
 ADP-ribosyltransferase diphtheria toxin-like 1 [ 280 ] Melanocortin MC1 [ 621 ]
 ADPG-R [ 123 ] Melanocortin MC3 [ 443 ]
 ADPRT [ 280 ] Melanocortin MC4 [ 1439 ]
 ADPRT 1 [ 280 ] Melanocortin MC5 [ 323 ]
 ADRA1A [ 497 ] Melanocortin receptor (M1 and M4) [ 2060 ]
 ADRA1C [ 289 ] Melanocortin receptor (M3 and M4) [ 443 ]
 ADRA1D [ 208 ] Melanocortin receptor (M4 and M5) [ 323 ]
 ADRA2B [ 17 ] Melanocortin receptor 1 [ 421 ]
 ADRA2L1 [ 73 ] Melanocortin receptor 1 (MC-1) [ 621 ]
 ADRA2RL1 [ 73 ] Melanocortin receptor 1 (MC1-R) [ 621 ]
 ADRB1 [ 24 ] Melanocortin receptor 1 (MC1R) [ 621 ]
 ADRB1R, B1AR [ 12 ] Melanocortin receptor 2 [ 4 ]
 ADRB2 [ 1207 ] Melanocortin receptor 3 [ 756 ]
 ADRB2R [ 1185 ] Melanocortin receptor 3 (MC3R) [ 443 ]
 ADRB2RL1 [ 715 ] Melanocortin receptor 4 [ 1804 ]
 ADRB3 [ 1384 ] Melanocortin receptor 4 (MC-4) [ 1439 ]
 ADRBRL1 [ 715 ] Melanocortin receptor 4 (MC4-R) [ 1439 ]
 Adrenal 4-binding protein [ 245 ] Melanocortin receptor 4 (MC4R) [ 1439 ]
 Adrenaline [ 5 ] Melanocortin receptor 5 [ 739 ]
 Adrenaline 1 [ 5 ] Melanocortin receptor 5 (MC5R) [ 738 ]
 adrenergic Alpha1 [ 290 ] Melanocyte-stimulating hormone receptor [ 1042 ]
 adrenergic Alpha1A [ 294 ] Melatonin 1A [ 99 ]
 adrenergic Alpha1B [ 230 ] Melatonin 1B [ 108 ]
 adrenergic Alpha1C [ 289 ] Melatonin receptor [ 208 ]
 adrenergic Alpha1D [ 208 ] Melatonin receptor 1A [ 99 ]
 Adrenergic alpha2A [ 100 ] Melatonin receptor 1B [ 1 ]
 adrenergic Alpha2B [ 64 ] Melatonin receptor type 1 (MT1) [ 99 ]
 Adrenergic alpha2C [ 117 ] Melatonin receptor type 1A [ 99 ]
 adrenergic Beta1 [ 774 ] Melatonin receptor type 1B [ 108 ]
 adrenergic Beta1,2 [ 12 ] Melatonin receptor type 2 (MT2) [ 108 ]
 adrenergic Beta2 [ 106 ] Memapsin-2 [ 286 ]
 adrenergic Beta3 [ 1374 ] Membrane estrogen receptor [ 1 ]
 Adrenergic receptor [ 762 ] Membrane glutamate carboxypeptidase [ 5 ]
 Adrenergic receptor alpha [ 725 ] Membrane-type receptor for bile acids [ 130 ]
 Adrenergic receptor alpha-2 [ 15 ] Meningioma-expressed antigen 5 [ 4 ]
 Adrenergic receptor beta [ 84 ] MEP [ 7 ]
 Adrenergic Receptors (alpha 2) [ 6 ] MEP2 [ 18 ]
 Adrenergic, alpha-2B-, receptor [Homo sapiens] [ 60 ] Mephenytoin 4-hydroxylase [ 15 ]
 Adrenergic, alpha-2C-, receptor [ 117 ] mER [ 1 ]
 adrenergic, alpha-2C-, receptor [Homo sapiens] [ 117 ] MER intracellular domain/EGFR extracellular domain chimera [ 82 ]
 Adrenomedullin receptor AM1; CALCRL/RAMP2 [ 14 ] MERTK [ 31 ]
 Agammaglobulinaemia tyrosine kinase [ 255 ] MET [ 2 ]
 Agammaglobulinemia tyrosine kinase [ 255 ] Met proto-oncogene (hepatocyte growth factor receptor) [ 2 ]
 agonist GABA site [ 57 ] Met regulon regulatory protein MetJ [ 22 ]
 Agp1p [ 23 ] Met repressor [ 22 ]
 Ah Receptor [ 10 ] metabotropic glutamate 1 [ 554 ]
 AhR [ 242 ] metabotropic glutamate 1/5-D [ 153 ]
 AICD-50 [ 35 ] metabotropic glutamate 1/DA [ 153 ]
 AICD-57 [ 35 ] Metabotropic Glutamate 1a [ 554 ]
 AICD-59 [ 35 ] metabotropic glutamate 1c [ 114 ]
 AID(50) [ 35 ] metabotropic glutamate 2 [ 1137 ]
 AID(57) [ 35 ] metabotropic glutamate 2/1 [ 1137 ]
 AID(59) [ 35 ] metabotropic glutamate 2/3 [ 1137 ]
 AIM-1 [ 57 ] metabotropic glutamate 3 [ 114 ]
 AKAP 18 [ 23 ] metabotropic glutamate 3/1a [ 114 ]
 AKAP-7 isoform gamma [ 23 ] metabotropic glutamate 3/1c [ 114 ]
 ALAD [ 3 ] metabotropic glutamate 4 [ 1177 ]
 ALADH [ 3 ] metabotropic glutamate 4a [ 266 ]
 Albendazole monooxygenase [ 13 ] metabotropic glutamate 5 [ 1581 ]
 Albendazole sulfoxidase [ 13 ] metabotropic glutamate 5/1-C [ 699 ]
 Aldosterone synthase [ 296 ] metabotropic glutamate 5/1-F [ 699 ]
 Aldosterone Synthase (CYP11B2) [ 296 ] metabotropic glutamate 5a [ 1581 ]
 Aldosterone-synthesizing enzyme [ 296 ] metabotropic glutamate 6 [ 159 ]
 Alglucerase [ 158 ] metabotropic glutamate 7 [ 47 ]
 ALK [ 5 ] metabotropic glutamate 8 [ 137 ]
 ALK tyrosine kinase receptor [ 5 ] Metabotropic glutamate receptor [ 3413 ]
 ALK tyrosine kinase receptor (ALK) [ 5 ] Metabotropic glutamate receptor 1 [ 554 ]
 ALK-5 [ 84 ] metabotropic glutamate receptor 1 isoform alpha precursor [ 153 ]
 ALK5  [ 168 ] Metabotropic glutamate receptor 2 [ 1160 ]
 ALK5/TGFBR1 [ 84 ] Metabotropic glutamate receptor 2 (mGluR2) [ 1137 ]
 Alkaline phosphatase placental-like [ 456 ] Metabotropic glutamate receptor 3 [ 114 ]
 Alkaline phosphatase, intestinal [ 322 ] Metabotropic glutamate receptor 3 (mGlu3) [ 88 ]
 Alkaline phosphatase, tissue-nonspecific isozyme [ 458 ] Metabotropic glutamate receptor 4 [ 911 ]
 Alkanal monooxygenase alpha chain [ 21 ] Metabotropic glutamate receptor 4 (mGlu4) [ 1177 ]
 Alpha 1A-adrenoceptor [ 289 ] Metabotropic glutamate receptor 4 (mGluR4) [ 911 ]
 Alpha 1A-adrenoreceptor [ 289 ] Metabotropic glutamate receptor 5 [ 1949 ]
 Alpha 1B-adrenoceptor [ 230 ] Metabotropic glutamate receptor 5 (mGlu5) [ 699 ]
 Alpha 1B-adrenoreceptor [ 230 ] Metabotropic glutamate receptor 5 (mGlu5a) [ 368 ]
 Alpha 1D-adrenoceptor [ 208 ] Metabotropic glutamate receptor 5 (mGluR5) [ 368 ]
 Alpha 1D-adrenoreceptor [ 208 ] Metabotropic glutamate receptor 5 (mGluR5a) [ 368 ]
 Alpha adrenergic receptor (1a and 1d) [ 497 ] Metabotropic glutamate receptor 5a (mGluR5) [ 368 ]
 Alpha adrenergic receptor 1A and 1B [ 8 ] Metabotropic glutamate receptor 5a (mGluR5a) [ 368 ]
 Alpha adrenergic receptor 1A and 1D [ 70 ] Metabotropic glutamate receptor 6 [ 62 ]
 Alpha-1 Adrenergic Receptor [ 3 ] Metabotropic glutamate receptor 6 (mGlu6) [ 97 ]
 Alpha-1 adrenoreceptor [ 5 ] Metabotropic glutamate receptor 7 [ 47 ]
 alpha-1 Nicotinic AChR [ 5 ] Metabotropic glutamate receptor 7 (mGlu7) [ 72 ]
 Alpha-1-fetoprotein transcription factor [ 54 ] Metabotropic glutamate receptor 8 [ 50 ]
 Alpha-1A adrenergic receptor [ 294 ] Metabotropic glutamate receptor 8 (mGlu8) [ 92 ]
 Alpha-1Adrenoceptor [ 3 ] Metabotropic glutamate receptor subtype 5 (mGluR5)  [ 368 ]
 Alpha-1B adrenergic receptor [ 230 ] Metalloprotease 1 [ 6 ]
 Alpha-1B adrenoreceptor [ 3 ] MetAP 1 [ 108 ]
 Alpha-1C adrenergic receptor [ 289 ] MetAP 2 [ 25 ]
 Alpha-1D adrenergic receptor [ 278 ] MetAP2 [ 12 ]
 Alpha-1D adrenoceptor [ 208 ] Metastatic lymph node gene 19 protein [ 4 ]
 Alpha-2 adrenergic receptor subtype C10 [ 100 ] Metastin receptor [ 184 ]
 Alpha-2 adrenergic receptor subtype C2 [ 73 ] Methionine aminopeptidase 2 [ 25 ]
 Alpha-2 adrenergic receptor subtype C4 [ 117 ] Methionine aminopeptidase 2 (MetAP2) [ 25 ]
 Alpha-2A adrenergic receptor [ 100 ] Methionine Aminopeptidase Type 1 (MetAP1) [ 108 ]
 alpha-2A adrenergic receptor [Homo sapiens] [ 100 ] Methionine aminopeptidase Type 2 (MetAP2) [ 12 ]
 Alpha-2A adrenoceptor [ 100 ] Methionine aminopeptidases (HsMetAP2) [ 25 ]
 Alpha-2A adrenoreceptor [ 100 ] mGCP [ 5 ]
 Alpha-2AAR [ 100 ] Mgea5 [ 4 ]
 Alpha-2B adrenergic receptor [ 77 ] mGlu4 [ 266 ]
 Alpha-2B adrenoceptor [ 77 ] mGlu6 [ 97 ]
 Alpha-2B adrenoreceptor [ 77 ] mGlu7 [ 72 ]
 Alpha-2BAR [ 73 ] mGlu8 [ 92 ]
 Alpha-2C adrenergic receptor [ 117 ] mGluR1 [ 554 ]
 Alpha-2C adrenoceptor [ 117 ] mGluR2 [ 1183 ]
 Alpha-2C adrenoreceptor [ 117 ] mGluR2 and G alpha 16 [ 26 ]
 Alpha-adrenergic receptor 1a [ 208 ] mGluR3 [ 114 ]
 Alpha-adrenergic receptor 1c [ 289 ] mGluR4 [ 911 ]
 alpha-glucosidase (Gaa) [ 18 ] mGluR5 [ 882 ]
 Alpha-PAK [ 23 ] mGluR6 [ 159 ]
 Alpha-synuclein [ 90 ] mGluR8 [ 137 ]
 Alpha-type platelet-derived growth factor receptor [ 3 ] Microtubule-associated protein 2 [ 60 ]
 Alpi [ 97 ] Microtubule-associated protein tau [ 4 ]
 ALX receptor and the G-protein Gα16 [ 15 ] Mineralocorticoid receptor [ 36 ]
 ALXR, FPRL1, FPR2 [ 139 ] Mineralocorticoid receptor (MR) [ 72 ]
 Alzheimer disease amyloid protein [ 35 ] MIP-1alpha-R [ 43 ]
 Amiloride-sensitive cation channel 2, neuronal [ 3 ] Mitogen activated kinase 1 (ERK-2) [ 1 ]
 Amiloride-sensitive cation channel 5 [ 5 ] Mitogen-activated protein kinase (Map p38 alpha) [ 47 ]
 Amine oxidase [flavin-containing] B [ 86 ] Mitogen-activated protein kinase (MAP) p38 alpha [ 47 ]
 Aminopeptidase [ 25 ] Mitogen-Activated Protein Kinase 1 [ 1 ]
 AMP-activated protein kinase (AMPK) alpha-1/beta-1/gamma-1 [ 249 ] Mitogen-activated protein kinase 1 (ERK-2) [ 1 ]
 AMP-activated protein kinase, alpha-1 subunit [ 41 ] Mitogen-activated protein kinase 1 (ERK2) [ 1 ]
 AMP-activated protein kinase, alpha-2 subunit [ 24 ] Mitogen-activated protein kinase 1 (MEK1) [ 74 ]
 AMP-activated protein kinase, beta-1 subunit [ 2 ] Mitogen-activated protein kinase 14 [ 47 ]
 AMP-activated protein kinase, gamma-1 subunit [ 2 ] Mitogen-activated protein kinase 14 (MAP kinase p38 alpha) [ 47 ]
 AMPA-selective glutamate receptor 1 [ 38 ] Mitogen-activated protein kinase 14 (MAPK14 p38 alpha) [ 47 ]
 AMPA-selective glutamate receptor 2 [ 236 ] Mitogen-activated protein kinase 14 (MAPK14) [ 47 ]
 AMPA-selective glutamate receptor 3 [ 24 ] Mitogen-activated protein kinase 14 (MAPK14) (p38 MAPKa) [ 47 ]
 AMPK [ 2 ] Mitogen-activated protein kinase 14 (MAPK14) (p38 MAPKα) [ 47 ]
 AMPK alpha1/beta1/gamma1 [ 249 ] Mitogen-activated protein kinase 14 (p38 alpha) [ 47 ]
 AMPK alpha1/beta2/gamma1 [ 2 ] Mitogen-activated protein kinase 14 (p38 MAPKa) [ 47 ]
 AMPK alpha2/beta1/gamma1 [ 65 ] Mitogen-activated protein kinase 14, activated protein kinase p38 alpha [ 47 ]
 AMPK alpha2/beta2/gamma1 [ 2 ] Mitogen-activated protein kinase 2 [ 399 ]
 AMPK alpha2/beta2/gamma3 [ 3 ] Mitogen-activated protein kinase 7 [ 4 ]
 AMPK complex 1 (alpha-1,beta-1,gamma-1) [ 249 ] Mitogen-Activated Protein Kinase 8 (JNK1) [ 13 ]
 AMPK complex 7 (alpha-2,beta-1,gamma-1) [ 65 ] Mitogen-activated protein kinase 9 [ 1 ]
 AMPK complex 7 (containing alpha-2, beta-1, gamma-1) [ 65 ] Mitogen-Activated Protein Kinase 9 (JNK2) [ 1 ]
 AMPK gamma-1 [ 2 ] Mitogen-activated protein kinase kinase kinase 3 [ 13 ]
 AMPK gamma1 [ 3 ] mitogen-activated protein kinase kinase kinase 3 isoform 1 [ 13 ]
 AMPK subunit alpha-1 [ 40 ] Mitogen-activated protein kinase kinase kinase 5 [ 5 ]
 AMPK subunit alpha-2 [ 21 ] Mitogen-activated protein kinase kinase kinase 5 (MAP3K5) [ 5 ]
 AMPK subunit beta-1 [ 2 ] Mitogen-activated protein kinase kinase kinase kinase 2 [ 398 ]
 AMPK subunit beta-2 [ 3 ] Mitogen-activated protein kinase p38 alpha [ 47 ]
 AMPK subunit gamma-1 [ 3 ] Mitogen-activated protein kinase p38 alpha (p38 MAPKa) [ 47 ]
 AMPK-alpha1 [ 40 ] Mitoxantrone resistance-associated protein [ 99 ]
 AMPK-alpha2 [ 21 ] MK2 [ 178 ]
 AMPKb [ 2 ] MK3 [ 59 ]
 AMPKg [ 3 ] MLCK [ 1 ]
 Amyloid beta A4 protein [ 35 ] MLN 19 [ 4 ]
 Amyloid beta Protein [ 35 ] MLN19 [ 4 ]
 Amyloid beta protein (sAPPbeta) [ 35 ] MLSN1- and TRP-related gene 1 protein [ 1 ]
 Amyloid beta protein Abeta(1-42) [ 35 ] Mm3 mAChR [ 14 ]
 Amyloid intracellular domain 50 [ 35 ] MMP1 [ 18 ]
 Amyloid intracellular domain 57 [ 35 ] Mobilization protein A [ 1 ]
 Amyloid intracellular domain 59 [ 35 ] Monoamine oxidase [ 86 ]
 Amyloid protein (Abeta42b) [ 35 ] Monoamine oxidase type B [ 86 ]
 Anandamid membrane transporter, AMT [ 44 ] Monoamine oxidase type B (MAO B) [ 86 ]
 Anandamide amidohydrolase [ 9 ] Monoamine oxidase type B (MAO B) [ 86 ]
 Anandamide amidohydrolase 1 [ 9 ] Monoamine oxidase type B (MAOB) [ 86 ]
 Anandamide membrane transporter, AMT [ 44 ] Monoamine transporters; Norepinephrine & dopamine [ 38 ]
 Anaplastic lymphoma kinase [ 5 ] Monoamine transporters; Norepininephrine & dopamine [ 85 ]
 androgen [ 16 ] Monoamine transporters; serotonin & dopamine [ 82 ]
 Androgen receptor [ 664 ] Monocarboxylate transporter 1 [ 32 ]
 Androgen receptor (AR) [ 629 ] Monocyte chemotactic protein-1 (MCP-1) [ 6 ]
 Angiopoietin-1 receptor [ 16 ] Monophenol monooxygenase [ 1 ]
 Angiostatin [ 3 ] Monopolar Spindle 1 (Mps-1) [ 3 ]
 Angiotensin II AT1 [ 89 ] Monopolar Spindle 1 (MPS1) [ 3 ]
 Angiotensin II receptor [ 89 ] Monopolar Spindle 1 Kinase (MPS1) [ 3 ]
 Angiotensin II type 1a (AT-1a) receptor [ 12 ] MOR-1 [ 1380 ]
 Angiotensin II type 1b (AT-1b) receptor [ 89 ] MORT1-associated CED-3 homolog [ 19 ]
 Anionic trypsin [ 2 ] Motilin receptor [ 211 ]
 Ankyrin-like with transmembrane domains protein 1 [ 223 ] Motilin-related peptide [ 20 ]
 ANP-A [ 11 ] MP1 [ 6 ]
 ANPRA [ 11 ] MPO [ 5 ]
 Anthrax lethal factor [ 130 ] Mpo protein [ 5 ]
 Anthrax Lethal Factor (LF) [ 130 ] mPORC [ 103 ]
 Anti-apoptotic Bcl-2 protein [ 179 ] MPS1 [ 3 ]
 Antidiuretic hormone receptor [ 222 ] MR [ 36 ]
 Antidiuretic hormone receptor 1a [ 182 ] mRNA interferase toxin, antitoxin is MazE [ 948 ]
 Antidiuretic hormone receptor 1b [ 139 ] MRP [ 1780 ]
 Antrax lethal toxin [ 130 ] MRP1 [ 890 ]
 AP1 [ 5 ] Mrp2 [ 6 ]
 apelin receptor [ 265 ] MSH-R [ 1042 ]
 Apo-1 antigen [ 44 ] MSL-1 [ 40 ]
 Apopain [ 194 ] MSL-2 [ 36 ]
 Apoptosis regulator BAX [ 2 ] MSP receptor [ 2 ]
 Apoptosis regulator Bcl-2 [ 170 ] MSRA protein [ 111 ]
 Apoptosis regulator Bcl-2 Protein [ 170 ] MTBT1 [ 3 ]
 Apoptosis regulator Bcl-B (Bcl-2-like 10 protein) (Bcl2-L-10) (Anti-apoptotic protein NrH). [ 87 ] MTC [ 17 ]
 Apoptosis regulator Bcl-W [ 138 ] MTNR1A [ 99 ]
 Apoptosis regulator Bcl-X [ 179 ] MTNR1A protein [ 99 ]
 Apoptosis regulator Bcl-XL [ 434 ] MTNR1B [ 108 ]
 Apoptosis Signal-regulating Kinase 1 (ASK1) [ 5 ] MTR1 [ 1 ]
 Apoptosis-mediating surface antigen FAS [ 44 ] Mu opiate receptor [ 1088 ]
 Apoptotic cysteine protease [ 19 ] Mu opioid receptor [ 1136 ]
 Apoptotic peptidase activating factor 1 [ 124 ] Mu-type opioid receptor [ 1408 ]
 Apoptotic protease Mch-2 [ 14 ] Mu-type opioid receptor (MOR) [ 292 ]
 Apoptotic protease Mch-3 [ 57 ] Mu-type opioid receptor (Mu) [ 338 ]
 Apoptotic protease Mch-5 [ 19 ] mu-type opioid receptor isoform MOR-1 [ 1088 ]
 Apoptotic protease-activating factor 3 [ 28 ] mu/kappa opioid receptor [ 54 ]
 APP [ 35 ] Multi-drug-resistant control strain R268 [ 6 ]
 APP secretase [ 8 ] Multicatalytic endopeptidase complex chain Z [ 2 ]
 Appetite-regulating hormone [ 20 ] Multicatalytic endopeptidase complex iota chain [ 14 ]
 APPI [ 35 ] Multidrug resistance protein 1 [ 448 ]
 APPS [ 8 ] Multidrug resistance protein 1/Multidrug resistance associated protein 1 [ 448 ]
 Apt1 [ 44 ] Multidrug resistance protein CDR1 [ 35 ]
 AR [ 613 ] Multidrug Resistance Transporter MDR 1 [ 448 ]
 Arachidonate 15-lipoxygenase [ 4 ] Multidrug resistance-associated protein 1 [ 895 ]
 Arachidonate 15-lipoxygenase-1 [ 4 ] Multidrug resistance-associated protein 2 [ 12 ]
 ARK1 [ 4 ] Multidrug resistance-associated protein 2 (MRP2) [ 6 ]
 Aromatase [ 119 ] Multidrug resistance-associated protein 3 (MRP3) [ 6 ]
 ARPP-19 [ 3 ] MUOR1 [ 1380 ]
 ARTD1 [ 280 ] Muscarinic acetylcholine receptor [ 659 ]
 Aryl hydrocarbon receptor [ 242 ] Muscarinic acetylcholine receptor M1 [ 898 ]
 aryl hydrocarbon receptor precursor [ 232 ] Muscarinic acetylcholine receptor M1 and M3 [ 831 ]
 ASCR [ 10 ] Muscarinic acetylcholine receptor M1/M5 chimeric protein [ 245 ]
 ASIC1 [ 3 ] Muscarinic acetylcholine receptor M2 [ 286 ]
 ASIC5 [ 10 ] Muscarinic acetylcholine receptor M2 and M4 [ 421 ]
 Aspartyl protease 2 [ 286 ] Muscarinic acetylcholine receptor M3 [ 168 ]
 AT1 [ 89 ] Muscarinic acetylcholine receptor M4 [ 116 ]
 AT1AR [ 89 ] Muscarinic acetylcholine receptor M5 [ 519 ]
 AT1BR [ 89 ] Muscarinic receptor 2 [ 110 ]
 ATK [ 255 ] Muscarinic receptor M1 and M2 [ 210 ]
 ATP pyrophosphate-lyase 5 [ 17 ] Muscarinic receptor M2 and M3 [ 56 ]
 ATP receptor [ 611 ] Muscarinic receptor M3 [ 135 ]
 ATP-binding cassette 1 [ 57 ] Muscarinic receptor M3 (M3) [ 135 ]
 ATP-binding cassette sub-family A member 1 [ 57 ] Muscarinic Receptors M3 [ 135 ]
 ATP-binding cassette sub-family B member 6, mitochondrial [ 8 ] Muscle glycogen synthase [ 101 ]
 ATP-binding cassette sub-family C member 1 [ 895 ] MXR [ 99 ]
 ATP-binding cassette sub-family C member 2 [ 12 ] Myeloid Cell factor-1 (Mcl-1) [ 81 ]
 ATP-binding cassette sub-family G member 2 [ 99 ] Myeloid cell leukemia sequence 1 (BCL2-related) [ 81 ]
 ATP-binding cassette transporter (ABCG2) [ 99 ] Myeloperoxidase [ 5 ]
 ATP-binding cassette transporter 1 [ 57 ] Myeloperoxidase (MPO) [ 5 ]
 ATP-Binding Cassette Transporter ABCG2 [ 99 ] Myeloperoxidase heavy chain [ 5 ]
 ATP-binding cassette transporter sub-family C member 9 [ 56 ] Myeloperoxidase light chain [ 5 ]
 ATP-binding cassette, sub-family C, member 1 isoform 1 [ 890 ] Myeloproliferative leukemia protein [ 327 ]
 ATP-binding cassette, sub-family G, member 2 [ 99 ] MYLK [ 1 ]
 ATP-dependent Clp protease proteolytic subunit [ 3 ] Myophosphorylase [ 2 ]
 ATP-dependent RNA helicase eIF4A-1 [ 74 ] Myosin light chain kinase, smooth muscle [ 1 ]
 ATP-sensitive inward rectifier potassium channel 11 [ 51 ] Myosin light chain kinase, smooth muscle, deglutamylated form [ 1 ]
 Atrial natriuretic peptide A-type receptor [ 11 ] N(1),N(8)-bis(glutathionyl)spermidine reductase [ 1 ]
 Atrial natriuretic peptide receptor [ 11 ] N-acetyl-beta-D-glucosaminidase [ 4 ]
 Atrial natriuretic peptide receptor A [ 11 ] N-acetyl-beta-D-glucosaminidase (O-GlcNAcase) [ 24 ]
 AURKA [ 4 ] N-acetyl-beta-glucosaminidase [ 4 ]
 Aurora B kinase (aurB) [ 57 ] N-acetylated-alpha-linked acidic dipeptidase I [ 5 ]
 Aurora B-INCENP [ 57 ] n-AChR [ 5 ]
 Aurora kinase 2 [ 57 ] N-arachidonyl glycine receptor [ 1 ]
 Aurora kinase A [ 4 ] N-formyl peptide receptor 2 [ 13 ]
 Aurora kinase A (AURA) [ 4 ] N-formyl peptide receptor 3 [ 13 ]
 Aurora kinase A (AURKA) [ 4 ] N-methyl D-aspartate receptor subtype 2A [ 1 ]
 Aurora kinase A (Aurora A) [ 4 ] N-methyl D-aspartate receptor subtype 2B [ 2 ]
 Aurora kinase A (Aurora-2) [ 4 ] N-methyl-D-aspartate receptor subunit 3 [ 2 ]
 Aurora kinase A/B [ 61 ] N-NOS [ 110 ]
 Aurora kinase A/Targeting protein for Xklp2 [ 4 ] N-sam [ 5 ]
 Aurora kinase B [ 57 ] Na(+)/glucose cotransporter 1 [ 52 ]
 Aurora kinase B (AURKB) [ 57 ] Na(+)/glucose cotransporter 2 [ 159 ]
 Aurora kinase B/Inner centromere protein [ 57 ] NAALADase I [ 5 ]
 aurora-2 [ 4 ] nAChR subtypes alpha3 beta4 [ 32 ]
 Aurora-related kinase 1 [ 4 ] nAChR subtypes alpha4 beta2 [ 491 ]
 Aurora-related kinase 2 [ 57 ] nAChR subtypes alpha4 beta4 [ 6 ]
 Aurora/IPL1-related kinase 1 [ 4 ] NACHRA7 [ 441 ]
 Autoinducer 2-binding periplasmic protein luxP [ 20 ] NACP [ 90 ]
 Autotaxin [ 4 ] NACRA4 [ 121 ]
 Autotaxin (ATX) [ 4 ] NAD(+) ADP-ribosyltransferase 1 [ 280 ]
 AVPR V1a [ 182 ] NAD-dependent 11-beta-hydroxysteroid dehydrogenase [ 8 ]
 AVPR V1b [ 139 ] NAD-dependent deacetylase sirtuin 1 [ 53 ]
 AVPR V2 [ 222 ] NAD-dependent deacetylase sirtuin 2 [ 7 ]
 AVPR V3 [ 139 ] NAD-dependent deacetylase sirtuin 3 [ 12 ]
 AVPR1A [ 21 ] NAD-Dependent Deacetylase Sirtuin-1 [ 53 ]
 AVPR2 [ 216 ] NAD-Dependent Deacetylase Sirtuin-2 [ 7 ]
 Axil [ 4 ] NAD-dependent protein deacetylase sirtuin-1 (SIRT1) [ 53 ]
 Axin-1/Glycogen synthase kinase-3 beta [ 2259 ] NAD-dependent protein deacetylase sirtuin-2 (SIRT2) [ 7 ]
 Axin-2 [ 4 ] NAD-dependent protein deacetylase sirtuin-3 (SIRT3) [ 5 ]
 Axin-like protein [ 4 ] NAGly receptor [ 1 ]
 AXIN2 [ 4 ] NAmPRTase [ 4 ]
 Axis inhibition protein 2 [ 4 ] Nampt [ 2 ]
 AXL receptor tyrosine kinase [ 2 ] NC-NOS [ 110 ]
 AXOR35 [ 195 ] Nck adaptor protein 1 [ 4 ]
 B cell progenitor kinase [ 255 ] NCoA-1 [ 349 ]
 B lymphocyte serine/threonine-protein kinase [ 398 ] NCOA2 protein [ 349 ]
 B-cell lymphoma 2 protein (Bcl-2) [ 170 ] ndothelial differentiation G-protein coupled receptor 5 [ 331 ]
 B-cell lymphoma-extra large protein (Bcl-xL) [ 83 ] NEDD-2 [ 7 ]
 B-cell progenitor kinase [ 255 ] Neoplastic transformation inhibitor protein [ 9 ]
 B-RAF [ 105 ] Nerve growth factor receptor Trk-A [ 17 ]
 B-Raf (V600E) [ 12 ] NET [ 42 ]
 B-Raf Protein Kinase [ 105 ] NEU [ 4 ]
 B-Raf Protein Kinase Mutant (V600E) [ 12 ] Neural precursor cell expressed developmentally down-regulated protein 2 [ 7 ]
 B-Raf proto-oncogene serine/threonine-protein kinase [ 117 ] Neuraminidase [ 6 ]
 B-RAF V600E [ 12 ] Neuraminidase A [ 3 ]
 B1 BRADYKININ [ 2 ] Neuroblastoma-specific potassium channel subunit alpha KvLQT2 [ 30 ]
 B1-binding factor [ 54 ] Neurofibrillary tangle protein [ 3 ]
 B1AR [ 738 ] Neurokinin 1 receptor [ 69 ]
 B1R [ 2 ] Neurokinin 2 receptor [ 51 ]
 B2 BRADYKININ [ 2 ] Neurokinin 3 receptor [ 138 ]
 B2 bradykinin receptor [ 2 ] Neurokinin A receptor [ 51 ]
 B2AR [ 1185 ] Neurokinin B receptor [ 105 ]
 B2R [ 2 ] Neurokinin NK1 [ 52 ]
 B3AR [ 1384 ] Neurokinin NK2 [ 51 ]
 B3DJG0 [ 31 ] Neurokinin NK3 [ 4 ]
 BACE-1 [ 286 ] Neurokinin-1 (NK-1) [ 17 ]
 BACE1 [ 286 ] Neurokinin-2 (NK-2) [ 5 ]
 Bacterial dihydrofolate reductase [ 1 ] Neurokinin-3 (NK-3) [ 105 ]
 Bacterial luciferase alpha chain [ 21 ] Neuromedin B [ 10 ]
 Baculoviral IAP repeat-containing protein 2 [ 27 ] Neuromedin B receptor [ 10 ]
 Baculoviral IAP repeat-containing protein 2 (cIAP1) [ 27 ] Neuromedin-1 receptor (NK-1R) [ 17 ]
 Baculoviral IAP repeat-containing protein 3 [ 2 ] Neuromedin-2 receptor (NK-2R) [ 5 ]
 Baculoviral IAP repeat-containing protein 3 (IAP1 BIR3) [ 2 ] Neuromedin-3 receptor (NK-3R) [ 105 ]
 BAD [ 16 ] Neuromedin-3 receptor (NK3) [ 105 ]
 Basic fibroblast growth factor receptor 1 [ 5 ] Neuromedin-B receptor [ 10 ]
 Basic fibroblast growth factor receptor 1 (FGFR1) [ 5 ] Neuromedin-B-preferring bombesin receptor [ 10 ]
 BAX [ 2 ] Neuromedin-K receptor [ 138 ]
 BCL-2 [ 170 ] Neuromedin-K receptor (NK3) [ 105 ]
 Bcl-2 Protein [ 170 ] Neuromedin-U receptor 1 [ 7 ]
 Bcl-2-binding component 6 [ 16 ] Neuromedin-U receptor 2 [ 16 ]
 Bcl-2-like protein 1 [ 262 ] Neuronal acetylcholine receptor [ 281 ]
 Bcl-2-like protein 1 (Bcl-XL) [ 179 ] Neuronal acetylcholine receptor (alpha4beta2 nAChR) [ 1 ]
 Bcl-2-like protein 11 [ 1065 ] Neuronal acetylcholine receptor (alpha7 nAChR) [ 280 ]
 Bcl-2-like protein 2 [ 138 ] Neuronal acetylcholine receptor alpha4/beta2 [ 21 ]
 Bcl-2-like protein 3 [ 81 ] Neuronal acetylcholine receptor protein alpha-2 subunit/subunit beta-4 [ 3 ]
 Bcl-2-like protein 3 (Mcl-1) [ 81 ] Neuronal acetylcholine receptor protein alpha-3 subunit [ 98 ]
 Bcl-2-like protein 4 [ 2 ] Neuronal acetylcholine receptor protein alpha-3/beta-2 subunit [ 11 ]
 Bcl-2-like protein 5 [ 234 ] Neuronal acetylcholine receptor protein alpha-3/beta-4 subunit [ 54 ]
 Bcl-2-like protein 8 [ 16 ] Neuronal acetylcholine receptor protein alpha-4 subunit [ 122 ]
 Bcl-2-related protein A1 [ 234 ] Neuronal acetylcholine receptor protein alpha-4/beta-2 subunit [ 512 ]
 Bcl-2-related protein EAT/mcl1 [ 81 ] Neuronal acetylcholine receptor protein alpha-4/beta-4 subunit [ 12 ]
 BCL-W [ 138 ] Neuronal acetylcholine receptor protein alpha-7 subunit [ 441 ]
 BCL-xL [ 83 ] Neuronal acetylcholine receptor protein beta-2 subunit/subunit alpha-3 [ 11 ]
 Bcl-xL/BAK [ 179 ] Neuronal acetylcholine receptor subunit alpha 4 beta 2 [ 122 ]
 Bcl-XL/Bcl-2-associated death promoter [ 16 ] Neuronal acetylcholine receptor subunit alpha 7 [ 280 ]
 Bcl2 antagonist of cell death [ 16 ] Neuronal acetylcholine receptor subunit alpha-3 [ 98 ]
 Bcl2-antagonist of cell death (BAD) [ 195 ] Neuronal acetylcholine receptor subunit alpha-4 [ 122 ]
 Bcl2-L-1 [ 262 ] Neuronal acetylcholine receptor subunit alpha-7 [ 722 ]
 Bcl2-L-2 [ 138 ] Neuronal acetylcholine receptor subunit alpha-7 (nAChR alpha7) [ 280 ]
 Bcl2-L-3 [ 81 ] Neuronal acetylcholine receptor subunit alpha-7 (nAChR) [ 280 ]
 Bcl2-L-4 [ 2 ] Neuronal acetylcholine receptor subunit alpha-7 (nAChR-alpha 7) [ 441 ]
 Bcl2-L-8 [ 16 ] Neuronal acetylcholine receptor; alpha2/beta4 [ 3 ]
 BCL2-like 1 isoform 1 [ 179 ] Neuronal acetylcholine receptor; alpha3/beta2 [ 11 ]
 BCL2-like 11 isoform 1 [ 1065 ] Neuronal acetylcholine receptor; alpha3/beta4 [ 54 ]
 BCL2L4 [ 2 ] Neuronal acetylcholine receptor; alpha4/beta2 [ 512 ]
 BCNG-1 [ 9 ] Neuronal acetylcholine receptor; alpha4/beta4 [ 12 ]
 BCNG-2 [ 9 ] Neuronal K-Cl cotransporter [ 971 ]
 BCR/ABL [ 1 ] Neuronal nitric oxide synthase [ 110 ]
 Bcr/Abl fusion protein [ 101 ] Neuronal NOS [ 110 ]
 BCR/ABL p210 fusion protein [ 1 ] Neuropeptide FF receptor 1 [ 22 ]
 BCRP [ 99 ] Neuropeptide FF receptor 2 [ 21 ]
 BCRP1 [ 99 ] Neuropeptide G-protein coupled receptor [ 21 ]
 BDBM11833 [ 13 ] Neuropeptide S receptor [ 16 ]
 BDBM11834 [ 13 ] Neuropeptide Y receptor type 1 [ 132 ]
 BDBM11835 [ 13 ] Neuropeptide Y receptor type 2 [ 175 ]
 BDBM2579 [ 13 ] Neuropeptide Y receptor type 4 [ 38 ]
 BDBM2583 [ 13 ] Neuropeptide Y receptor type 5 [ 11 ]
 BDBM2683 [ 13 ] Neuropeptide Y receptor type 5 ( NPY Y5) [ 11 ]
 BDBM2695 [ 13 ] neuropeptide Y receptor Y1 [ 132 ]
 BDBM3175 [ 13 ] neuropeptide Y receptor Y2 [ 175 ]
 BDBM7460 [ 13 ] Neuropeptide Y-like receptor [ 4 ]
 BDKRB1 [ 2 ] Neurotensin 1 [ 1 ]
 BDKRB2 [ 2 ] Neurotensin receptor [ 8 ]
 BDNF/NT-3 growth factors receptor [ 2 ] Neurotensin receptor 1 [ 358 ]
 Benzodiazepine receptors [ 3 ] Neurotensin receptor 2 [ 40 ]
 Beta amyloid A4 protein [ 35 ] Neurotensin receptor type 1 [ 349 ]
 Beta-1 adrenergic receptor [ 774 ] Neurotensin receptor type 2 [ 40 ]
 Beta-1 adrenoceptor [ 750 ] Neurotrophic tyrosine kinase receptor type 1 [ 18 ]
 Beta-1 adrenoreceptor [ 750 ] Neurotrophic tyrosine kinase receptor type 1 (TrkA) [ 17 ]
 Beta-2 adrenergic receptor [ 1313 ] Neurotrophic tyrosine kinase receptor type 2 [ 2 ]
 Beta-2 adrenergic receptor and beta-3 adrenergic receptor [ 2559 ] Neurotrophic tyrosine kinase receptor type 3 [ 2 ]
 Beta-2 adrenoceptor [ 1185 ] Neutrophil elastase [ 63 ]
 Beta-2 adrenoreceptor [ 1185 ] Neutrophil elastase (HNE) [ 63 ]
 Beta-3 adrenergic receptor [ 1472 ] Neutrophil elastase (NE) [ 63 ]
 Beta-3 adrenoceptor [ 1384 ] NF-E2-related factor 2 [ 89 ]
 Beta-3 adrenoreceptor [ 1384 ] NF-kappa-B essential modulator [ 1 ]
 Beta-adrenergic receptor kinase 1 [ 41 ] NF-kappa-B inhibitor alpha [ 70 ]
 beta-Amyloid Precursor Protein (APP) [ 35 ] NFE2-related factor 2 [ 89 ]
 Beta-amyloid protein 40 [ 35 ] NFE2L2 [ 89 ]
 Beta-amyloid protein 42 [ 35 ] NGK1 [ 3 ]
 Beta-APP40 [ 35 ] NGL [ 4 ]
 Beta-APP42 [ 35 ] Niacin receptor 2 [ 63 ]
 Beta-ARK-1 [ 41 ] Niacin Receptor GPR109A [ 594 ]
 Beta-G1 [ 16 ] NIACR2 [ 63 ]
 Beta-gal [ 39 ] Nicotinamide phosphoribosyltransferase [ 4 ]
 Beta-galactosidase [ 39 ] Nicotinamide phosphoribosyltransferase (NAMPT) [ 2 ]
 Beta-glucocerebrosidase [ 178 ] Nicotinic acetylcholine receptor alpha-1/beta-1/delta/epsilon [ 1 ]
 Beta-glucocerebrosidase (GC) [ 158 ] Nicotinic acetylcholine receptor alpha-7 (α7 nAChR) [ 441 ]
 Beta-glucuronidase [ 16 ] Nicotinic acetylcholine receptor alpha1 subunit [ 3 ]
 beta-Glucuronidase (β-glucuronidase) [ 16 ] Nicotinic acetylcholine receptor alpha2/beta4 [ 12 ]
 Beta-hexosaminidase [ 4 ] Nicotinic acetylcholine receptor alpha4/beta2/alpha5 [ 129 ]
 Beta-hexosaminidase (O-GlcNAcase) [ 24 ] Nicotinic acetylcholine receptor alpha6/alpha3/beta4 [ 98 ]
 Beta-N-acetylhexosaminidase [ 28 ] Nicotinic acid receptor 1 [ 594 ]
 Beta-secretase (BACE) [ 4 ] Nicotinic acid receptor 2 [ 63 ]
 beta-Secretase (BACE-1) [ 286 ] nicotinic central [ 94 ]
 beta-Secretase (BACE1) [ 286 ] Niemann-Pick C1 protein [ 1 ]
 Beta-secretase 1 [ 287 ] Niemann-Pick C1-like protein 1 [ 33 ]
 Beta-secretase 1 (BACE 1) [ 286 ] Nifedipine oxidase [ 13 ]
 Beta-secretase 1 (BACE-1) [ 286 ] Nitric oxide synthase (inducible and endothelial) [ 234 ]
 Beta-secretase 1 (BACE1) [ 286 ] Nitric Oxide Synthase, brain [ 220 ]
 Beta-site amyloid precursor protein cleaving enzyme 1 [ 286 ] Nitric oxide synthase, brain (nNOS) [ 110 ]
 Beta-type platelet-derived growth factor receptor [ 5 ] Nitric Oxide Synthase, endothelial [ 115 ]
 bFGF-R [ 5 ] Nitric oxide synthase, endothelial (eNOS) [ 112 ]
 BFGFR [ 5 ] Nitric oxide synthase, endothelial (eNOS) [ 115 ]
 BG37 [ 588 ] Nitric Oxide Synthase, inducible [ 257 ]
 bHLHe74 [ 349 ] Nitric oxide synthase, inducible (iNOS) [ 135 ]
 bHLHe76 [ 232 ] Nitric oxide synthase, neuronal (nNOS) [ 110 ]
 Bifunctional protein NCOAT [ 28 ] Nitric-oxide synthase (endothelial and brain) [ 222 ]
 Big MAP kinase 1 [ 4 ] Nitric-oxide synthase, endothelial [ 3 ]
 BIII [ 36 ] NK-1 receptor [ 18 ]
 Bile acid receptor [ 947 ] NK-1R [ 18 ]
 Bile acid receptor FXR [ 938 ] NK-2 receptor [ 51 ]
 BK-1 receptor [ 2 ] NK-2R [ 51 ]
 BK-2 receptor [ 2 ] NK-3 receptor [ 105 ]
 BLAST-2 [ 17 ] NK-3R [ 105 ]
 BLINaC [ 10 ] NK1 Receptor [ 18 ]
 BMP [ 31 ] NKR [ 105 ]
 Bmpr1a protein [ 31 ] NMB-R [ 10 ]
 BMX [ 3 ] NMBR [ 10 ]
 BMX non-receptor tyrosine kinase [ 3 ] NMDA [ 44 ]
 BNaC2 [ 3 ] NMDA receptor subunit 2C (GluN2C) [ 3 ]
 bNOS [ 110 ] NMDAR2A [ 1 ]
 Bombesin [ 38 ] NMDAR2B [ 2 ]
 Bombesin 1 [ 10 ] NMU-R1 [ 5 ]
 Bombesin 2 [ 8 ] NMU-R2 [ 16 ]
 Bombesin 3 [ 356 ] NMU2R  [ 14 ]
 Bombesin like receptor 3 [ 356 ] NMUR1 [ 5 ]
 Bombesin receptor subtype-3 [ 248 ] NMUR2 [ 16 ]
 Bone marrow serine protease [ 63 ] nNOS [ 110 ]
 Bone marrow tyrosine kinase gene in chromosome X protein [ 3 ] Nociceptin receptor [ 301 ]
 Bone morphogenetic protein [ 31 ] Nociceptin receptor (NOP) [ 290 ]
 Botulinum neurotoxin type A [ 310 ] Nociceptin receptor (ORL-1) [ 290 ]
 botulinum neurotoxin type F, BoNT/F [ 82 ] Nociceptin Receptor (ORL1 Receptor) [ 290 ]
 BPK [ 255 ] Nociceptin receptor (ORL1) [ 290 ]
 Bradykinin B1 receptor [ 2 ] Nociceptin/mu opioid receptor [ 325 ]
 Bradykinin B2 receptor [ 21 ] Nociceptin/Orphanin FQ, NOP receptor [ 334 ]
 BRAF [ 105 ] NOD2 [ 2 ]
 BRAF (V600E) [ 12 ] Non-receptor tyrosine-protein kinase TYK2 [ 1 ]
 BRAF mutant V600E [ 12 ] Non-receptor tyrosine-protein kinase TYK2 (TYK2) [ 1 ]
 Brain adenylate cyclase 1 [ 67 ] Non-structural protein 5A (NS5A) [ 72 ]
 Brain calcium channel III [ 36 ] Non-structural protein 5A (NS5A)(L28T) [ 22 ]
 Brain cyclic nucleotide-gated channel 1 [ 9 ] Non-structural protein 5A (NS5A)(L31F) [ 22 ]
 Brain cyclic nucleotide-gated channel 2 [ 9 ] Non-structural protein 5A (NS5A)(L31M) [ 18 ]
 Brain form hexokinase [ 101 ] Non-structural protein 5A (NS5A)(L31V) [ 22 ]
 Brain sodium channel 2 [ 3 ] Non-structural protein 5A (NS5A)(R30H) [ 22 ]
 Brain-liver-intestine amiloride-sensitive Na(+) channel [ 5 ] Non-structural protein 5A (NS5A)(Y93C) [ 22 ]
 Brain-type cannabinoid receptor [ 160 ] Non-structural protein 5A (NS5A)(Y93H) [ 42 ]
 Brd9 [ 1 ] Non-structural protein 5B (NS5B) [ 114 ]
 Breakpoint cluster region protein /Tyrosine-protein kinase ABL [ 101 ] NOP [ 290 ]
 Breast cancer resistance protein [ 99 ] Noradrenaline Transporter (NET) [ 42 ]
 Breast tumor-amplified kinase [ 4 ] Norepinephrine Monoamine transporters [ 25 ]
 Breast-tumor-amplified kinase [ 4 ] Norepinephrine Transporter (NET) [ 42 ]
 Bromodomain-containing protein 4 [ 1 ] Norepinephrine transporter protein (NET) [ 42 ]
 Bromodomain-containing protein 4 (BRD4) [ 1 ] Norovirus Polymerase [ 143 ]
 Bromodomain-containing protein 9 [ 1 ] NOS type I [ 110 ]
 BRS-3 [ 356 ] NOS type I nNOS [ 110 ]
 BRS3 [ 356 ] NOS type II [ 135 ]
 Bruton tyrosine kinase [ 255 ] NOS type III [ 115 ]
 BTAK [ 4 ] NOTUM [ 130 ]
 BTK [ 255 ] NPC1 [ 1 ]
 c-ABL [ 2 ] NPC1L1 [ 33 ]
 C-C chemokine receptor type 1 [ 43 ] NPFF2 [ 21 ]
 C-C chemokine receptor type 1 (CCR1) [ 43 ] nPKC-D1 [ 27 ]
 C-C chemokine receptor type 2 [ 6 ] nPKC-delta [ 15 ]
 C-C chemokine receptor type 2 (CCR2) [ 6 ] nPKC-epsilon [ 11 ]
 C-C chemokine receptor type 3 [ 4 ] nPKC-mu [ 27 ]
 C-C chemokine receptor type 3 (CCR3) [ 4 ] nPKC-theta [ 11 ]
 C-C chemokine receptor type 4 [ 2 ] NPM/ALK (Nucleophosmin/ALK tyrosine kinase receptor) [ 2 ]
 C-C chemokine receptor type 4 (CCR4) [ 2 ] NPR-A [ 11 ]
 C-C chemokine receptor type 5 [ 46 ] NPY-R [ 4 ]
 C-C chemokine receptor type 8 [ 39 ] NPY-Y1 [ 132 ]
 C-C CKR-1 [ 43 ] NPY-Y2 [ 175 ]
 C-C CKR-3 [ 4 ] NPY-Y2 receptor [ 175 ]
 C-C CKR-4 [ 2 ] NPY-Y4 [ 38 ]
 C-C CKR-5 [ 46 ] NPY-Y5 [ 11 ]
 c-erbA-1 [ 96 ] NPY-Y5 receptor [ 11 ]
 C-erbA-alpha [ 96 ] NPY1-R [ 132 ]
 C-erbB-2 [ 4 ] NPY2-R [ 175 ]
 c-fgr [ 5 ] NPY2R [ 175 ]
 c-Jun N-terminal kinase 1 [ 13 ] NPY4-R [ 38 ]
 c-Jun N-terminal kinase 1 (JNK1) [ 13 ] NPY5-R [ 11 ]
 c-Jun N-terminal kinase 1(JNK1) [ 13 ] NPY5R [ 11 ]
 c-Jun N-terminal kinase 2 [ 1 ] NPYRL [ 151 ]
 c-Jun N-terminal kinase 2 (JNK2) [ 14 ] NPYY5 [ 11 ]
 c-Jun N-terminal kinase, JNK [ 13 ] NR1F1 [ 70 ]
 c-K-ras [ 2 ] NR1F2 [ 50 ]
 c-Ki-ras [ 2 ] NR1F3 [ 465 ]
 c-Met kinase [ 2 ] Nr1h3 [ 1 ]
 C-mpl [ 327 ] Nr1i2 [ 34 ]
 c-Src [ 2 ] NR2A [ 1 ]
 C-X-C chemokine receptor type 3 [ 55 ] NR2B Channel Blocker [ 14 ]
 C-X-C chemokine receptor type 3 (CXCR3) [ 55 ] NR3 [ 2 ]
 C-X-C chemokine receptor type 3 (CXCR3A) [ 55 ] NR3A1 [ 867 ]
 C-X-C chemokine receptor type 4 [ 151 ] NR3C4 [ 613 ]
 C-X-C chemokine receptor type 4 (CXCR4) [ 151 ] NRF2 [ 89 ]
 C-X-C chemokine receptor type 7 [ 530 ] NS3 NS5B [ 305 ]
 C-X-C chemokine receptor type 7 (CXCR7) [ 530 ] NS3 Protease [ 305 ]
 C21KG [ 2 ] NS3-4A Protease [ 305 ]
 C31 [ 35 ] NS3-NS4A Protease [ 62 ]
 C3a anaphylatoxin chemotactic receptor [ 96 ] NS3-NS5B [ 12 ]
 C3a-R [ 96 ] NS3/4A protease [ 496 ]
 C3AR [ 96 ] NS3/4A Protein [ 305 ]
 C5a anaphylatoxin chemotactic receptor [ 54 ] NS5B Polymerase [ 305 ]
 C5a anaphylatoxin chemotactic receptor (C5aR) [ 54 ] NS5B protein [ 80 ]
 C5a-R [ 54 ] NT-3 growth factor receptor [ 2 ]
 C5aR [ 54 ] NT-R-1 [ 1 ]
 C83 [ 35 ] NT-R-2 [ 40 ]
 C99 [ 35 ] NTK38 [ 3 ]
 CA-II [ 2 ] NTR2 [ 8 ]
 CA2 [ 2 ] NTR2 receptor [ 8 ]
 Cadherin family member 12 [ 5 ] NTRK1 [ 18 ]
 CADTK [ 6 ] NTRK2 [ 2 ]
 CAI-1 autoinducer sensor kinase/phosphatase CqsS [ 25 ] NUC1 [ 75 ]
 CAK-beta [ 6 ] Nuclear antigen H731-like [ 9 ]
 CAKB [ 6 ] Nuclear factor erythroid 2-related factor 2 [ 89 ]
 calcineurin A1, putative [ 42 ] Nuclear factor NF-kappa-B [ 1010 ]
 Calcitonin gene-related peptide (CGRP alpha) [ 1 ] Nuclear factor NF-kappa-B (NF-kB) [ 58 ]
 Calcitonin gene-related peptide (CGRP) receptor [ 14 ] Nuclear factor NF-kappa-B complex [ 58 ]
 Calcitonin gene-related peptide 1 [ 1 ] Nuclear factor NF-kappa-B p105 subunit [ 58 ]
 Calcitonin gene-related peptide 1 (CGRP) [ 14 ] Nuclear factor NF-kappa-B p65 subunit [ 1010 ]
 Calcitonin gene-related peptide type 1 receptor [ 14 ] Nuclear factor, erythroid derived 2, like 2 [ 89 ]
 Calcitonin receptor-like receptor [ 14 ] Nuclear hormone receptor 1 [ 75 ]
 Calcium channel [ 3 ] Nuclear orphan receptor LXR-alpha [ 569 ]
 Calcium channel (Type L) [ 3 ] Nuclear orphan receptor LXR-beta [ 78 ]
 Calcium channel (Type N) [ 61 ] Nuclear receptor coactivator 1 [ 349 ]
 Calcium channel (Type T,L) [ 786 ] nuclear receptor coactivator 1 isoform 1 [ 349 ]
 Calcium channel diltiazem [ 3 ] nuclear receptor coactivator 3 isoform a [ 349 ]
 Calcium channel, L type, alpha-1 polypeptide isoform 5 [ 36 ] Nuclear receptor NER [ 78 ]
 Calcium channel, L type, alpha-1 polypeptide, isoform 1, cardiac muscle [ 3 ] Nuclear receptor ROR-alpha [ 240 ]
 Calcium channel, L type, alpha-1 polypeptide, isoform 2 [ 1 ] Nuclear receptor ROR-alpha (Retinoid-related orphan receptor-alpha) (Nuclear receptor RZR-alpha). [ 170 ]
 calcium channel, voltage-dependent, N type, alpha 1B subunit [ 36 ] Nuclear receptor ROR-beta [ 50 ]
 Calcium sensing receptor [ 230 ] Nuclear receptor ROR-gamma [ 558 ]
 Calcium-activated potassium channel alpha/beta 1 [ 13 ] Nuclear receptor RZR-alpha [ 70 ]
 Calcium-dependent protein kinase 1 [ 16 ] Nuclear receptor RZR-beta [ 50 ]
 Calcium-dependent tyrosine kinase [ 6 ] Nuclear receptor RZR-gamma [ 54 ]
 Calcium-regulated non-receptor proline-rich tyrosine kinase [ 6 ] Nuclear receptor subfamily 1 group A member 1 [ 96 ]
 Calcium-sensing receptor (CaSR) [ 216 ] Nuclear receptor subfamily 1 group A member 2 [ 103 ]
 calcium/calmodulin-dependent protein kinase II alpha subunit [ 4 ] Nuclear receptor subfamily 1 group B member 1 [ 181 ]
 Calcium/calmodulin-dependent protein kinase type II, rat brain [ 4 ] Nuclear receptor subfamily 1 group B member 2 [ 218 ]
 Calmodulin [ 3 ] Nuclear receptor subfamily 1 group B member 3 [ 169 ]
 calmodulin-binding protein 1, putative [ 42 ] Nuclear receptor subfamily 1 group C member 1 [ 2987 ]
 Calmodulin/Proto-oncogene tyrosine-protein kinase Src [ 2 ] Nuclear receptor subfamily 1 group C member 2 [ 76 ]
 CaM Kinase II [ 4 ] Nuclear receptor subfamily 1 group C member 3 [ 3429 ]
 cAMP-dependent protein kinase [ 19 ] Nuclear receptor subfamily 1 group D member 1 [ 80 ]
 cAMP-dependent protein kinase (PKA) [ 3 ] Nuclear receptor subfamily 1 group F member 1 [ 70 ]
 cAMP-dependent protein kinase type I-alpha regulatory subunit [ 19 ] Nuclear receptor subfamily 1 group F member 2 [ 50 ]
 cAMP-dependent protein kinase type II-beta regulatory subunit [ 19 ] Nuclear receptor subfamily 1 group F member 3 [ 465 ]
 cAMP-regulated phosphoprotein 19 [ 3 ] Nuclear receptor subfamily 1 group H member 1 [ 53 ]
 cAMP-specific 3',5'-cyclic phosphodiesterase 4A [ 16 ] Nuclear receptor subfamily 1 group H member 2 [ 78 ]
 cAMP-specific 3',5'-cyclic phosphodiesterase 4B [ 2 ] Nuclear receptor subfamily 1 group H member 3 [ 570 ]
 cAMP-specific 3',5'-cyclic phosphodiesterase 4D [ 4 ] Nuclear receptor subfamily 1 group H member 4 [ 947 ]
 Canalicular multidrug resistance protein [ 12 ] Nuclear receptor subfamily 1 group I member 1 [ 226 ]
 Canalicular multispecific organic anion transporter 1 [ 12 ] Nuclear receptor subfamily 1 group I member 2 [ 34 ]
 Candida albicans strain ATCC 10261 multidrug efflux pump (MDR1) gene, MDR1-A allele, complete cds [ 37 ] nuclear receptor subfamily 1 group I member 2 isoform 1 [ 619 ]
 CANN6 [ 3208 ] Nuclear receptor subfamily 1 group I member 3 [ 12 ]
 CANNABINOID CB1 [ 3368 ] Nuclear receptor subfamily 2 group B member 1 [ 404 ]
 Cannabinoid CB1 receptor [ 3368 ] Nuclear receptor subfamily 2 group B member 2 [ 101 ]
 CANNABINOID CB2 [ 3915 ] Nuclear receptor subfamily 2 group B member 3 [ 95 ]
 Cannabinoid CB2 receptor [ 3915 ] Nuclear receptor subfamily 3 group A member 1 [ 867 ]
 Cannabinoid receptor [ 7283 ] Nuclear receptor subfamily 3 group A member 2 [ 573 ]
 Cannabinoid receptor 1 [ 3331 ] Nuclear receptor subfamily 3 group B member 1 [ 3 ]
 Cannabinoid receptor 1 (brain) [ 3208 ] Nuclear receptor subfamily 3 group B member 2 [ 2 ]
 Cannabinoid receptor 1 (CB1) [ 3331 ] Nuclear receptor subfamily 3 group B member 3 [ 7 ]
 Cannabinoid receptor 1 (CB1R) [ 37 ] Nuclear receptor subfamily 3 group C member 1 [ 1359 ]
 Cannabinoid receptor 1/Mu-type opioid receptor [ 4296 ] Nuclear receptor subfamily 3 group C member 2 [ 36 ]
 Cannabinoid receptor 2 [ 3796 ] Nuclear receptor subfamily 3 group C member 3 [ 677 ]
 Cannabinoid receptor 2 (CB2) [ 3896 ] Nuclear receptor subfamily 3 group C member 4 [ 613 ]
 Cannabinoid receptor 2 (CB2R) [ 3796 ] Nuclear receptor subfamily 4 group A member 2 [ 12 ]
 CAP4 [ 19 ] Nuclear receptor subfamily 4 group A member 2/Retinoic acid receptor RXR-alpha [ 404 ]
 Capsaicin receptor [ 573 ] nuclear receptor subfamily 4, group A, member 1 [ 57 ]
 Carbonate dehydratase II [ 2 ] Nuclear receptor subfamily 5 group A member 1 [ 245 ]
 Carbonic anhydrase 2 [ 2 ] Nuclear receptor subfamily 5 group A member 2 [ 54 ]
 Carbonic anhydrase 2 (CA II) [ 2 ] nuclear receptor subfamily 5 group A member 2 isoform 2 [ 54 ]
 Carbonic anhydrase 2 (CA-II) [ 2 ] nucleotide-binding oligomerization domain containing 1 [ 569 ]
 Carbonic anhydrase 2 (Recombinant CA II) [ 2 ] nucleotide-binding oligomerization domain containing 2 [ 2 ]
 Carbonic anhydrase II (CA II) [ 2 ] Nucleotide-binding oligomerization domain-containing protein 2 [ 2 ]
 Carbonic anhydrase II (CA-II) [ 2 ] O-glycoprotein 2-acetamido-2-deoxy-β-D-glucopyranosidase (O-GlcNAcase) [ 24 ]
 Carbonic anhydrase II (CAII) [ 2 ] O3far1 [ 504 ]
 Carbonic anhydrase II (hCA II) [ 2 ] Obestatin [ 20 ]
 Carbonic anhydrase isoenzyme II (hCA II) [ 2 ] OGA [ 4 ]
 CARD15 [ 2 ] Oleamide hydrolase 1 [ 9 ]
 cardiac alpha tropomyosin [ 244 ] Oleoyl-L-alpha-lysophosphatidic acid receptor [ 11 ]
 Cardiac inward rectifier [ 46 ] Olfactory receptor class A 1 (ORA1) [ 11 ]
 Carnitine O-palmitoyltransferase 1, liver isoform [ 1 ] Oligopeptide transporter small intestine isoform [ 60 ]
 Carnitine O-palmitoyltransferase I, liver isoform [ 1 ] Oligopeptide transporter, small intestine isoform [ 60 ]
 Casein kinase I/MDM2 [ 244 ] Omega-3 fatty acid receptor 1 [ 504 ]
 CASP-2 [ 7 ] OPIATE Delta [ 1295 ]
 CASP-3 [ 194 ] Opiate Delta 1 [ 40 ]
 CASP-6 [ 14 ] OPIATE Kappa [ 1588 ]
 CASP-7 [ 57 ] Opiate Kappa 1 [ 6 ]
 CASP-8 [ 19 ] OPIATE Mu [ 1456 ]
 CASP-9 [ 28 ] Opiate non-selective [ 292 ]
 Caspase [ 14 ] OPIATE ORL-1 [ 290 ]
 Caspase 1 [ 14 ] OPIATE Sigma [ 5 ]
 Caspase 3 [ 194 ] Opioid growth factor receptor-like protein 1 [ 48 ]
 caspase 7, apoptosis-related cysteine peptidase [ 57 ] Opioid growth factor receptor-like protein 1 (ORL-1) [ 48 ]
 Caspase 9 [ 28 ] Opioid growth factor receptor-like protein 1 (ORL1) [ 48 ]
 Caspase recruitment domain-containing protein 15 [ 2 ] Opioid receptor [ 194 ]
 Caspase-1 [ 14 ] Opioid receptor A [ 40 ]
 Caspase-2 [ 7 ] Opioid receptor B [ 292 ]
 Caspase-2 subunit p12 [ 7 ] Opioid receptor like-1 [ 290 ]
 Caspase-2 subunit p13 [ 7 ] opioid receptor, delta 1 [ 1219 ]
 Caspase-2 subunit p18 [ 7 ] Opioid receptor-like (ORL-1) [ 48 ]
 Caspase-3 [ 194 ] Opioid receptor-like (ORL1) [ 48 ]
 caspase-3 preproprotein [ 194 ] Opioid receptor-like protein 1 (OGL1) [ 48 ]
 Caspase-3 subunit p12 [ 194 ] Opioid Receptor-Like Receptor (ORL-1) [ 48 ]
 Caspase-3 subunit p17 [ 194 ] Opioid receptor-like receptor (ORL1) [ 48 ]
 Caspase-6 [ 14 ] Opioid receptors; mu & delta [ 40 ]
 Caspase-7 [ 57 ] Opioid receptors; mu and delta [ 44 ]
 Caspase-8 [ 19 ] Opioid receptors; mu/kappa/delta [ 2735 ]
 Caspase-8 subunit p10 [ 19 ] OPRD1 [ 36 ]
 Caspase-8 subunit p18 [ 19 ] OPRK1 [ 2775 ]
 Caspase-9 [ 28 ] OPRL1 protein [ 290 ]
 caspase-9 isoform alpha preproprotein [ 28 ] OPRM1 [ 1088 ]
 CaSR [ 230 ] Orexin receptor 1 [ 175 ]
 Cathepsin (B and K) [ 8 ] Orexin receptor 2 [ 187 ]
 Cathepsin (L and K) [ 7 ] Orexin receptor type 1 [ 175 ]
 Cathepsin (S and K) [ 7 ] Orexin receptor type 1 (OR 1) [ 175 ]
 Cathepsin B [ 8 ] Orexin receptor type 1 (OR-1) [ 175 ]
 Cathepsin B heavy chain [ 8 ] Orexin receptor type 1 (OX1) [ 175 ]
 Cathepsin B light chain [ 8 ] Orexin receptor type 1 (OX1R) [ 175 ]
 Cathepsin B1 [ 8 ] Orexin receptor type 1 (OxR1) [ 175 ]
 Cathepsin G [ 1 ] Orexin receptor type 2 [ 187 ]
 Cathepsin K [ 27 ] Orexin receptor type 2 (OR 2) [ 187 ]
 Cathepsin L [ 7 ] Orexin receptor type 2 (OR-2) [ 187 ]
 cathepsin L preproprotein [ 7 ] Orexin receptor type 2 (OX2) [ 187 ]
 Cathepsin L1 [ 7 ] Orexin receptor type 2 (OX2R) [ 187 ]
 Cathepsin L1 heavy chain [ 7 ] Orexin receptor type 2 (OxR2) [ 187 ]
 Cathepsin L1 light chain [ 7 ] ORGC [ 11 ]
 Cathepsin S [ 14 ] ORL1 receptor [ 290 ]
 Cathepsin S (Cat S) [ 7 ] Orphan nuclear receptor PXR [ 34 ]
 cathepsin S preproprotein [ 7 ] Orphanin FQ receptor [ 301 ]
 CB-2 [ 3915 ] Orphanin FQ receptor (ORL1) [ 290 ]
 CB-R [ 3368 ] OSC [ 1 ]
 CB1 [ 3368 ] Osm-9-like TRP channel 1 [ 573 ]
 CB2 [ 3915 ] OT-R [ 251 ]
 CBP [ 15 ] OTRPC1 [ 573 ]
 CC-CKR-1 [ 43 ] Outward rectifying potassium channel protein TREK-1 [ 33 ]
 CC-CKR-3 [ 4 ] Outward rectifying potassium channel protein TREK-2 [ 1 ]
 CC-CKR-4 [ 2 ] Ox1r [ 175 ]
 CC-CKR-5 [ 46 ] Oxidosqualene--lanosterol cyclase [ 1 ]
 CCK-2 receptor [ 42 ] Oxoeicosanoid receptor 1 [ 2 ]
 CCK-A receptor [ 163 ] Oxysterols receptor LXR-alpha [ 570 ]
 CCK-AR [ 163 ] Oxysterols receptor LXR-beta [ 1212 ]
 CCK-B receptor [ 42 ] Oxytocin [ 251 ]
 CCK-BR [ 42 ] Oxytocin receptor [ 251 ]
 CCK1-R [ 163 ] P-450Aldo [ 296 ]
 CCKBR [ 66 ] P-450AROM [ 119 ]
 CCR-1 [ 43 ] P-450c11 [ 281 ]
 CCR-3 [ 4 ] P-450C18 [ 296 ]
 CCR-4 [ 2 ] P-450MP [ 24 ]
 CCR-5 [ 46 ] P-glycoprotein (P-gp) [ 448 ]
 CCR1 [ 43 ] P-glycoprotein 1 [ 448 ]
 CCR3 [ 4 ] P10275 [ 613 ]
 CCR4 [ 2 ] p110 alpha [ 53 ]
 CCR5 [ 46 ] p110α/p85α [ 12 ]
 CCR5/mu opioid receptor complex [ 46 ] p110alpha/p85alpha [ 12 ]
 CD11 antigen-like family member A [ 15 ] p110delta [ 3 ]
 CD117 antigen [ 3 ] p140-TrkA [ 18 ]
 CD140 antigen-like family member B [ 5 ] p150 [ 2 ]
 CD140b antigen [ 5 ] P15056 [ 12 ]
 CD26 [ 1 ] p160 ROCK-1 [ 25 ]
 CD49 antigen-like family member D [ 75 ] p160ROCK [ 25 ]
 CDC7/DBF4 (Cell division cycle 7-related protein kinase/Activator of S phase kinase) [ 11 ] p164 ROCK-2 [ 8 ]
 CDHF12 [ 5 ] p185-Ron [ 2 ]
 CDHR16 [ 5 ] p185erbB2 [ 4 ]
 CDK2 [ 1 ] p21-activated kinase 1 [ 23 ]
 CDK2-Kinase [ 1 ] p21-Activated kinase 4 (PAK4) [ 77 ]
 CDK5/p35 [ 1 ] p27K [ 14 ]
 CDR1 [ 35 ] P2P [ 183 ]
 Cds1 [ 3 ] P2rx3 [ 19 ]
 CDw136 [ 2 ] P2rx4 [ 2 ]
 CDw338 [ 99 ] P2RX7 [ 5 ]
 CD_antigen: CD246 [ 5 ] P2RY10 [ 142 ]
 CD_antigen: CD135 [ 20 ] P2RY5 [ 11 ]
 CD_antigen: CD333 [ 2 ] P2T(AC) [ 123 ]
 CD_antigen=CD110 [ 327 ] P2U purinoceptor 1 [ 322 ]
 CD_antigen=CD117 [ 5 ] P2U1 [ 322 ]
 CD_antigen=CD136 [ 2 ] P2X purinoceptor 1 [ 23 ]
 CD_antigen=CD140b [ 5 ] P2X purinoceptor 2 [ 19 ]
 CD_antigen=CD184 [ 151 ] P2X purinoceptor 3 [ 19 ]
 CD_antigen=CD191 [ 43 ] P2X purinoceptor 3 (P2RX3) [ 18 ]
 CD_antigen=CD193 [ 4 ] P2X purinoceptor 3 (P2X3) [ 18 ]
 CD_antigen=CD194 [ 2 ] P2X purinoceptor 4 [ 25 ]
 CD_antigen=CD195 [ 46 ] P2X purinoceptor 5 [ 8 ]
 CD_antigen=CD220 [ 42 ] P2X purinoceptor 6 [ 8 ]
 CD_antigen=CD221 [ 1 ] P2X purinoceptor 7 [ 7 ]
 CD_antigen=CD23 [ 17 ] P2X purinoceptor 7 (P2RX7) [ 7 ]
 CD_antigen=CD230 [ 29 ] P2X purinoceptor 7 (P2X7) [ 7 ]
 CD_antigen=CD25 [ 2 ] P2X1 [ 23 ]
 CD_antigen=CD26 [ 1 ] P2X2 [ 19 ]
 CD_antigen=CD294 [ 289 ] P2X2/P2X3 receptor [ 14 ]
 CD_antigen=CD309 [ 37 ] P2X3 [ 19 ]
 CD_antigen=CD331 [ 5 ] P2X3 purinoceptor [ 18 ]
 CD_antigen=CD340 [ 4 ] P2X4 [ 14 ]
 CD_antigen=CD363 [ 16 ] P2X5 [ 8 ]
 CD_antigen=CD4 [ 19 ] P2X6 [ 8 ]
 CD_antigen=CD49d [ 75 ] P2X7 [ 7 ]
 CD_antigen=CD88 [ 54 ] P2X7 human [ 5 ]
 CD_antigen=CD95 [ 44 ] P2X7 rat [ 2 ]
 Cell adhesion kinase beta [ 6 ] P2XM [ 8 ]
 Cell cycle checkpoint protein RAD1 [ 4 ] P2Y purinoceptor 1 [ 110 ]
 Cell division control protein 42 homolog [ 413 ] P2Y purinoceptor 1 (P2Y1) [ 166 ]
 cell division cycle 42 (GTP binding protein, 25kDa) [ 413 ] P2Y purinoceptor 11 [ 38 ]
 Cell division protein FtsZ [ 1 ] P2Y purinoceptor 12 [ 135 ]
 Cell division protein kinase 2 [ 1 ] P2Y purinoceptor 2 [ 322 ]
 Cell division protein kinase 5 [ 9 ] P2Y purinoceptor 4 [ 186 ]
 Cellular inhibitor of apoptosis 1 [ 27 ] P2Y purinoceptor 5 [ 11 ]
 Ceramide transfer protein [ 4 ] P2Y purinoceptor 6 [ 266 ]
 Cerebral cortex alpha adrenergic receptor [ 289 ] P2Y purinoceptor 9 [ 1 ]
 Cerebral vascular amyloid peptide [ 35 ] P2Y(AC) [ 123 ]
 CERT  [ 4 ] P2Y(ADP) [ 123 ]
 CFTR [ 224 ] P2Y(cyc) [ 123 ]
 CFTR F508del [ 31 ] P2Y-like receptor [ 94 ]
 CG [ 1 ] P2Y1 [ 193 ]
 CGB-PDE [ 9 ] P2Y10 [ 142 ]
 Cgd6_20 protein [ 1 ] P2Y11 [ 38 ]
 CGI-PDE B [ 1 ] P2Y12 [ 135 ]
 CGIP1 [ 1 ] P2Y12 platelet ADP receptor [ 123 ]
 CGIPDE1 [ 1 ] P2Y2 [ 322 ]
 CGK 2 [ 4 ] P2Y4 [ 186 ]
 cGKII [ 4 ] P2Y5 [ 11 ]
 cGMP-binding cGMP-specific phosphodiesterase [ 9 ] P2Y6 [ 266 ]
 cGMP-dependent protein kinase 2 [ 4 ] P2Y9 [ 2 ]
 cGMP-inhibited 3',5'-cyclic phosphodiesterase B [ 1 ] P2Z receptor [ 7 ]
 cGMP-inhibited 3,5-cyclic phosphodiesterase B [ 1 ] P3(40) [ 35 ]
 cGMP-specific 3',5'-cyclic phosphodiesterase [ 9 ] P3(42) [ 35 ]
 CGRP [ 1 ] p33 protein kinase [ 1 ]
 Checkpoint Kinase (Chk2) [ 3 ] P36897 [ 84 ]
 Checkpoint kinase-1 (CHK1) [ 211 ] p38-alpha [ 47 ]
 CHEDG1 [ 3757 ] p39 [ 5 ]
 Chemoattractant Cytokine Receptor 2 (CCR2) [ 6 ] P41146 [ 290 ]
 Chemoattractant Receptor-homologous molecule expressed on T-helper type 2 cells (CRTH2) [ 289 ] p42-MAPK [ 1 ]
 Chemoattractant receptor-homologous molecule expressed on Th2 cells [ 289 ] P42336 [ 53 ]