iodoproxyfan [Ligand Id: 1253] activity data from GtoPdb and ChEMBL

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ChEMBL ligand: CHEMBL19010 (Iodoproxyfan)
  • H3 receptor/Histamine H3 receptor in Human [ChEMBL: CHEMBL264] [GtoPdb: 264] [UniProtKB: Q9Y5N1]
  • H3 receptor/Histamine H3 receptor in Rat [ChEMBL: CHEMBL4124] [GtoPdb: 264] [UniProtKB: Q9QYN8]
  • Histamine H3 receptor in Guinea pig [ChEMBL: CHEMBL5076] [UniProtKB: Q9JI35]
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  • H4 receptor/Histamine H4 receptor in Human [ChEMBL: CHEMBL3759] [GtoPdb: 265] [UniProtKB: Q9H3N8]
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DB Assay description Assay Type Standard value Standard parameter Original value Original units Original parameter Reference
H3 receptor/Histamine H3 receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL264] [GtoPdb: 264] [UniProtKB: Q9Y5N1]
ChEMBL Inhibition of [125I]iodoproxyfan binding to human histamine H3 receptor of CHO-K1 cells B 7.39 pKi 41 nM Ki Bioorg Med Chem Lett (2001) 11: 951-954 [PMID:11294398]
ChEMBL Displacement of [3H]Nalpha-methylhistamine from human histamine H3 receptor expressed in human SK-N-MC cells B 9.2 pKi 0.63 nM Ki Bioorg Med Chem Lett (2010) 20: 7191-7199 [PMID:21044842]
ChEMBL Displacement of [3H]histamine from human H3 receptor expressed in HEK293 cells after 1 to 1.5 hrs by scintillation counting B 9.2 pKi 0.63 nM Ki J Med Chem (2011) 54: 8136-8147 [PMID:22003888]
GtoPdb - - 10 pKi - - - Eur J Pharmacol (2002) 453: 33-41 [PMID:12393057]
ChEMBL Agonist activity at human histamine H3 receptor expressed in human SK-N-MC cells by CRE-beta galactosidase reporter gene assay F 10.3 pEC50 0.05 nM EC50 Bioorg Med Chem Lett (2010) 20: 7191-7199 [PMID:21044842]
H3 receptor/Histamine H3 receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL4124] [GtoPdb: 264] [UniProtKB: Q9QYN8]
ChEMBL Inhibition of [125I]iodoproxyfan from rat histamine H3 receptor expressed in CHO-K1 cells B 7.15 pKi 71 nM Ki Bioorg Med Chem Lett (2001) 11: 951-954 [PMID:11294398]
ChEMBL In vitro antagonistic activity tested against Histamine H3 receptor on synaptosomes from rat cerebral cortex F 8.3 pKi 5.01 nM Ki J Med Chem (1996) 39: 1220-1226 [PMID:8632428]
ChEMBL In vitro antagonistic activity tested against Histamine H3 receptor on synaptosomes from rat cerebral cortex F 8.3 pKi 5 nM Ki J Med Chem (1996) 39: 1220-1226 [PMID:8632428]
ChEMBL Binding affinity towards Histamine H3 receptor on synaptosomes from rat cerebral cortex B 9 pKi 1 nM Ki J Med Chem (1996) 39: 1220-1226 [PMID:8632428]
ChEMBL Histamine H3 receptor affinity of compound was determined in rat cortical membranes using the H3 selective agonist ligand, [3H]N-alpha-methylhistamine F 9.52 pKi 0.3 nM Ki Bioorg Med Chem Lett (1997) 7: 3017-3022
GtoPdb - - 9.6 pKi - - - Eur J Pharmacol (2002) 453: 33-41 [PMID:12393057]
Histamine H3 receptor in Guinea pig (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL5076] [UniProtKB: Q9JI35]
ChEMBL Displacement of [3H]Nalpha-methylhistamine from histamine H3 receptors in homogenates of rat cerebral cortex B 8.3 pKd 5.01 nM Kd J Med Chem (2001) 44: 1666-1674 [PMID:11356102]
H4 receptor/Histamine H4 receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3759] [GtoPdb: 265] [UniProtKB: Q9H3N8]
ChEMBL Displacement of [3H]-histamine from human histamine H4 receptor expressed in Sf9 cells coexpressing RGS19, Galphai2, Gbeta1gamma2 B 7.9 pKi 12.59 nM Ki Bioorg Med Chem Lett (2010) 20: 7191-7199 [PMID:21044842]
ChEMBL Displacement of [3H]histamine from human H4 receptor expressed in HEK293 cells after 1 to 1.5 hrs by scintillation counting B 7.9 pKi 12.59 nM Ki J Med Chem (2011) 54: 8136-8147 [PMID:22003888]
ChEMBL Agonist activity at human histamine H4 receptor expressed in human SK-N-MC cells by CRE-beta galactosidase reporter gene assay F 7.9 pEC50 12.59 nM EC50 Bioorg Med Chem Lett (2010) 20: 7191-7199 [PMID:21044842]

ChEMBL data shown on this page come from version 33:

Mendez D, Gaulton A, Bento AP, Chambers J, De Veij M, Félix E, Magariños MP, Mosquera JF, Mutowo P, Nowotka M, Gordillo-Marañón M, Hunter F, Junco L, Mugumbate G, Rodriguez-Lopez M, Atkinson F, Bosc N, Radoux CJ, Segura-Cabrera A, Hersey A, Leach AR. (2019) 'ChEMBL: towards direct deposition of bioassay data' Nucleic Acids Res., 47(D1). DOI: 10.1093/nar/gky1075. [EPMCID:30398643]
Davies M, Nowotka M, Papadatos G, Dedman N, Gaulton A, Atkinson F, Bellis L, Overington JP. (2015) 'ChEMBL web services: streamlining access to drug discovery data and utilities.' Nucleic Acids Res., 43(W1). DOI: 10.1093/nar/gkv352. [EPMCID:25883136]