naltrexone [Ligand Id: 1639] activity data from GtoPdb and ChEMBL

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ChEMBL ligand: CHEMBL19019 (Celupan, EN-1639A, EN-1639A [AS HYDROCHLORIDE], EN-1639A FREE BASE, Naltrexone, NSC-758439, Revia, Trexal, Trexan, Vivitrol)
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  • δ receptor/Delta opioid receptor in Human [ChEMBL: CHEMBL236] [GtoPdb: 317] [UniProtKB: P41143]
  • δ receptor/Delta opioid receptor in Mouse [ChEMBL: CHEMBL3222] [GtoPdb: 317] [UniProtKB: P32300]
  • δ receptor/Delta opioid receptor in Rat [ChEMBL: CHEMBL269] [GtoPdb: 317] [UniProtKB: P33533]
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  • κ receptor/Kappa opioid receptor in Human [ChEMBL: CHEMBL237] [GtoPdb: 318] [UniProtKB: P41145]
  • κ receptor/Kappa opioid receptor in Mouse [ChEMBL: CHEMBL4329] [GtoPdb: 318] [UniProtKB: P33534]
  • κ receptor/Kappa opioid receptor in Rat [ChEMBL: CHEMBL3614] [GtoPdb: 318] [UniProtKB: P34975]
  • Kappa opioid receptor in Guinea pig [ChEMBL: CHEMBL3952] [UniProtKB: P41144]
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  • μ receptor/Mu opioid receptor in Human [ChEMBL: CHEMBL233] [GtoPdb: 319] [UniProtKB: P35372]
  • μ receptor/Mu opioid receptor in Mouse [ChEMBL: CHEMBL2858] [GtoPdb: 319] [UniProtKB: P42866]
  • μ receptor/Mu opioid receptor in Rat [ChEMBL: CHEMBL270] [GtoPdb: 319] [UniProtKB: P33535]
  • Mu opioid receptor in Guinea pig [ChEMBL: CHEMBL4354] [UniProtKB: P97266]
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  • nicotinic acetylcholine receptor α4 subunit/Neuronal acetylcholine receptor protein alpha-4 subunit in Rat [ChEMBL: CHEMBL307] [GtoPdb: 465] [UniProtKB: P09483]
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  • nicotinic acetylcholine receptor α7 subunit/Neuronal acetylcholine receptor protein alpha-7 subunit in Human [ChEMBL: CHEMBL2492] [GtoPdb: 468] [UniProtKB: P36544]
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  • NOP receptor/Nociceptin receptor in Human [ChEMBL: CHEMBL2014] [GtoPdb: 320] [UniProtKB: P41146]
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DB Assay description Assay Type Standard value Standard parameter Original value Original units Original parameter Reference
CYP2D6/Cytochrome P450 2D6 in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL289] [GtoPdb: 1329] [UniProtKB: P10635]
ChEMBL DRUGMATRIX: CYP450, 2D6 enzyme inhibition (substrate: 3-Cyano-7-ethoxycoumarin) B 6 pIC50 1000 nM IC50 DrugMatrix in vitro pharmacology data
δ receptor/Delta opioid receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL236] [GtoPdb: 317] [UniProtKB: P41143]
ChEMBL Activity at human delta opioid receptor by [35S]GTPgammaS binding assay F 8.8 pKd 1.58 nM Kd J Med Chem (2008) 51: 1913-1924 [PMID:18298057]
ChEMBL Displacement of [3H]NTI from monocloned delta opioid receptor expressed in CHO cells B 6.93 pKi 117.06 nM Ki J Med Chem (2009) 52: 1416-1427 [PMID:19199782]
ChEMBL Displacement of [3H]NTI from delta opioid receptor expressed in CHO cells B 6.93 pKi 117 nM Ki Bioorg Med Chem Lett (2009) 19: 1825-1829 [PMID:19217280]
ChEMBL Displacement of [3H]NTI from delta opioid receptor (unknown origin) expressed in CHO cell membranes after 1.5 hrs B 7.02 pKi 95.5 nM Ki J Med Chem (2013) 56: 9156-9169 [PMID:24144240]
ChEMBL Displacement of [3H]NTI from delta opioid receptor (unknown origin) after 1.5 hrs B 7.02 pKi 95.46 nM Ki Bioorg Med Chem Lett (2013) 23: 3719-3722 [PMID:23721804]
ChEMBL Binding affinity determined on Opioid receptor delta 1 in Guinea pig brain membranes using radioligand [3H]DADLE B 7.02 pKi 94.9 nM Ki J Med Chem (1998) 41: 5188-5197 [PMID:9857089]
ChEMBL Inhibition of binding of [3H]DADLE to Opioid receptor delta 1 in guinea pig membranes B 7.02 pKi 94.9 nM Ki J Med Chem (2003) 46: 1775-1794 [PMID:12723940]
ChEMBL DRUGMATRIX: Opiate delta1 (OP1, DOP) radioligand binding (ligand: [3H] Naltrindole) B 7.06 pKi 88 nM Ki DrugMatrix in vitro pharmacology data
ChEMBL Antagonist activity at delta opioid receptor expressed in HEK293 cells assessed as inhibition of compound 14-induced [35S]GTPgammaS binding F 7.18 pKi 66.8 nM Ki Bioorg Med Chem (2009) 17: 6671-6681 [PMID:19683449]
ChEMBL Binding affinity against Opioid receptor delta 1 expressed in CHO cells using [3H]Naltrindole as radioligand B 7.22 pKi 60 nM Ki Bioorg Med Chem Lett (2005) 15: 2107-2110 [PMID:15808478]
ChEMBL Displacement of [3H]Naltrindole form human delta opioid receptor expressed in CHO cells B 7.22 pKi 60 nM Ki Bioorg Med Chem Lett (2009) 19: 203-208 [PMID:19027293]
ChEMBL Displacement of [3H]naltrindole from human delta opioid receptor expressed in CHO cells after 3 hrs by scintillation counting B 7.22 pKi 60 nM Ki Bioorg Med Chem Lett (2009) 19: 2289-2294 [PMID:19282177]
ChEMBL Displacement of [3H]naltrindole from human opioid delta receptor expressed in CHO cells B 7.42 pKi 38 nM Ki J Med Chem (2007) 50: 2254-2258 [PMID:17407276]
ChEMBL Compound was evaluated for binding affinity at Opioid receptor delta 1 in guinea pig brain membranes B 7.44 pKi 36 nM Ki J Med Chem (1991) 34: 1757-1762 [PMID:1648136]
ChEMBL Binding affinity was measured by the displacement of [3H]- DADLE in guinea pig brain membrane of Opioid receptor delta 1 B 7.44 pKi 36 nM Ki J Med Chem (1990) 33: 1714-1720 [PMID:2160538]
ChEMBL Binding affinity was measured by the displacement of [3H]- DADLE in guinea pig brain membrane of opioid receptor delta B 7.44 pKi 36 nM Ki J Med Chem (1990) 33: 1714-1720 [PMID:2160538]
ChEMBL Antagonist activity at human delta opioid receptor expressed in CHO cells assessed as [35S]GTPgammaS binding by SPA F 7.6 pKi 25.12 nM Ki Bioorg Med Chem Lett (2011) 21: 670-676 [PMID:21193310]
ChEMBL Binding affinity against Delta Opioid receptor in Guinea pig brain membranes using [3H]DAMGO+DADLE B 7.7 pKi 20 nM Ki J Med Chem (1996) 39: 1816-1822 [PMID:8627605]
ChEMBL Compound was tested for the inhibition of [35S]GTP-gamma-S, binding in Guinea pig Caudate stimulated by the Opioid receptor delta 1 agonist Delta-SNC80 F 7.71 pKi 19.3 nM Ki Bioorg Med Chem Lett (1998) 8: 3149-3152 [PMID:9873693]
ChEMBL The compound was tested for antagonist activity by selective inhibition of [35S]GTP-gamma-S, binding in Guinea pig caudate stimulated by SMC-80 (Opioid receptor delta 1) F 7.71 pKi 19.3 nM Ki J Med Chem (1998) 41: 1980-1990 [PMID:9599247]
ChEMBL Inhibition of [35S]GTP-gamma-S, binding from Opioid receptor delta 1 in Guinea pig Caudate stimulated by SNC80 F 7.71 pKi 19.3 nM Ki J Med Chem (1998) 41: 5188-5197 [PMID:9857089]
ChEMBL Inhibition of [35S]GTP-gamma-S, binding in guinea pig caudate stimulated by SNC80 (Opioid receptor delta 1) F 7.71 pKi 19.3 nM Ki J Med Chem (1998) 41: 4143-4149 [PMID:9767649]
ChEMBL Displacement of [3H]bremazocine from human delta opioid receptor expressed in CHO cells in presence of high sodium by SPA B 7.79 pKi 16.31 nM Ki Bioorg Med Chem Lett (2007) 17: 5349-5352 [PMID:17720493]
ChEMBL Displacement of [3H]DPDPE from human delta opioid receptor expressed in CHO cells B 7.79 pKi 16.31 nM Ki J Med Chem (2008) 51: 1913-1924 [PMID:18298057]
ChEMBL Displacement of [3H]bremazocine from cloned human delta opioid receptor expressed in CHO cells B 7.79 pKi 16.31 nM Ki Bioorg Med Chem Lett (2007) 17: 6841-6846 [PMID:17980586]
ChEMBL Displacement of [3H]DPDPE from delta opioid receptor expressed in HEK293 cells by visible spectrophotometry B 7.79 pKi 16.31 nM Ki Bioorg Med Chem (2009) 17: 6671-6681 [PMID:19683449]
ChEMBL Displacement of [3H]diprenorphine from human cloned delta opioid receptor expressed in CHO cells B 7.85 pKi 14 nM Ki J Med Chem (2006) 49: 7278-7289 [PMID:17149858]
ChEMBL Displacement of [3H]diprenorphine from human cloned delta opioid receptor expressed in CHO cells B 7.85 pKi 14 nM Ki J Med Chem (2006) 49: 7290-7306 [PMID:17149859]
ChEMBL Antagonist activity at human delta opioid receptor expressed in CHO cells by [35S]GTP-gamma-S binding assay F 7.96 pKi 11.06 nM Ki Bioorg Med Chem Lett (2007) 17: 5349-5352 [PMID:17720493]
ChEMBL Binding affinity was determined towards Opioid receptor delta 1 using [3H]naltrindole as radioligand B 7.96 pKi 11 nM Ki Bioorg Med Chem Lett (2003) 13: 1911-1914 [PMID:12749896]
ChEMBL Displacement of [3H]DPDPE from human delta opioid receptor expressed in CHO cells B 7.96 pKi 11 nM Ki J Med Chem (2009) 52: 1553-1557 [PMID:19253983]
ChEMBL Binding affinity was determined in a crude membrane preparation from guinea pig brain by displacement of [3H]DPDPE from Opioid receptor delta 1 B 7.96 pKi 11 nM Ki J Med Chem (1997) 40: 749-753 [PMID:9057861]
ChEMBL Binding affinity towards Opioid receptor delta 1 of guinea pig brain membranes using radioligand 0.2 nM [3H]Naltrindole B 7.96 pKi 11 nM Ki Bioorg Med Chem Lett (2001) 11: 1717-1721 [PMID:11425545]
ChEMBL Inhibition of [3H]C1-DPDPE binding to human delta opioid receptor expressed in CHO cells B 7.97 pKi 10.8 nM Ki J Med Chem (2004) 47: 5069-5075 [PMID:15456250]
ChEMBL Displacement of [3H]Cl-DPDPE from human recombinant delta opioid receptor expressed in CHO cells B 7.97 pKi 10.8 nM Ki J Med Chem (2006) 49: 6104-6110 [PMID:17004724]
ChEMBL Displacement of [3H]DPDPE from human cloned delta opioid receptor B 7.97 pKi 10.8 nM Ki J Med Chem (2007) 50: 5176-5182 [PMID:17887741]
ChEMBL Displacement of [3H]Cl-DPDPE from human recombinant DOR expressed in CHO cells B 7.97 pKi 10.8 nM Ki J Med Chem (2006) 49: 5333-5338 [PMID:16913723]
ChEMBL Displacement of [3H]Cl-DPDPE from human recombinant delta opioid receptor expressed in CHO cell membranes after 60 mins by scintillation counting method B 7.97 pKi 10.8 nM Ki Bioorg Med Chem (2014) 22: 4067-4072 [PMID:24973818]
ChEMBL Binding affinity for human Opioid receptor delta 1 transfected into chinese hamster ovary cells by displacing [3H]CI-DPDPE radioligand B 7.97 pKi 10.8 nM Ki J Med Chem (2003) 46: 3174-3177 [PMID:12825957]
ChEMBL Displacement of [3H]C1-DPDPE from human recombinant Opioid receptor delta 1 on CHO cell membranes. B 7.97 pKi 10.8 nM Ki J Med Chem (2003) 46: 1563-1566 [PMID:12672258]
GtoPdb - - 8 pKi - - - NIDA Res Monogr (1998) 178: 440-66 [PMID:9686407]
ChEMBL Binding affinity against Opioid receptor delta 1 of guinea pig brain membranes using 1 nM of [3H]DADLE as radioligand B 8.03 pKi 9.4 nM Ki J Med Chem (1986) 29: 1222-1225 [PMID:2879914]
ChEMBL Inhibitory binding constant in guinea pig brain homogenate was reported at Opioid receptor delta 1 at a a temperature 25 degree Celsius labeled with [3H](D-Ala2-D-Leu5)-enkephalin (0.7 nM) B 8.18 pKi 6.6 nM Ki J Med Chem (1985) 28: 974-976 [PMID:2409281]
ChEMBL Displacement of [3H]Cl-DPDPE from delta receptor in guinea pig brain homogenate B 8.19 pKi 6.5 nM Ki J Med Chem (2006) 49: 6104-6110 [PMID:17004724]
ChEMBL Displacement of [3H]-DPN from recombinant human delta opioid receptor expressed in CHO-K1 cell membranes by radioligand binding assay B 8.2 pKi 6.31 nM Ki ACS Med Chem Lett (2019) 10: 1641-1647 [PMID:31857840]
ChEMBL DRUGMATRIX: Opiate delta1 (OP1, DOP) radioligand binding (ligand: [3H] Naltrindole) B 6.6 pIC50 251 nM IC50 DrugMatrix in vitro pharmacology data
ChEMBL Antagonist activity against human delta opioid receptor expressed in CHO cells assessed as inhibition of SNC80-stimulated [35S]GTPgammaS binding F 6.89 pIC50 130 nM IC50 Bioorg Med Chem Lett (2009) 19: 2289-2294 [PMID:19282177]
ChEMBL Inhibition of [3H]DPDPE binding to guinea pig brain membrane Opioid receptor delta 1 at 1.0 nM B 7.82 pIC50 15 nM IC50 J Med Chem (1992) 35: 2374-2384 [PMID:1320121]
ChEMBL Inhibition of Opioid receptor delta 1 by displacing 1 nM [3H]DPDPE in guinea pig brain membrane B 7.82 pIC50 15 nM IC50 J Med Chem (1992) 35: 4589-4594 [PMID:1335078]
ChEMBL Tested for the binding affinity against the Delta opioid receptor in guinea pig brain using [3H]DPDPE B 8 pIC50 10 nM IC50 J Med Chem (1994) 37: 4270-4277 [PMID:7996538]
ChEMBL Inhibitory concentration was determined against delta-opioid receptor using [3H]- DPDPE radioligand B 8 pIC50 10 nM IC50 J Med Chem (1995) 38: 570-579 [PMID:7853350]
ChEMBL Activity at human recombinant delta opioid receptor expressed in CHO cells assessed as stimulation of [35S]GTP-gamma-S binding F 8.26 pIC50 5.44 nM IC50 J Med Chem (2006) 49: 6104-6110 [PMID:17004724]
ChEMBL Agonist activity at human delta opioid receptor expressed in CHO cells assessed as stimulation of [35S]GTPgammaS binding F 7.68 pEC50 21 nM EC50 Bioorg Med Chem Lett (2009) 19: 2289-2294 [PMID:19282177]
ChEMBL Agonistic activity towards Opioid receptor delta 1 F 8.26 pEC50 5.44 nM EC50 J Med Chem (2003) 46: 3174-3177 [PMID:12825957]
ChEMBL Agonist activity at human recombinant delta opioid receptor expressed in CHO cell membranes after 60 mins by [35S]GTPgammaS binding assay F 8.26 pEC50 5.44 nM EC50 Bioorg Med Chem (2014) 22: 4067-4072 [PMID:24973818]
ChEMBL Agonist activity at delta opioid receptor (unknown origin) expressed in CHO cell membranes assessed as stimulation of [35S]-GTPgammaS binding after 1.5 hrs F 8.36 pEC50 4.4 nM EC50 J Med Chem (2013) 56: 9156-9169 [PMID:24144240]
δ receptor/Delta opioid receptor in Mouse (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3222] [GtoPdb: 317] [UniProtKB: P32300]
ChEMBL Antagonist activity at delta opioid receptor in Swiss mouse vas deferens assessed as reversal of DSLET effect on electrically-induced driven twitch F 7.41 pKd 38.9 nM Kd Bioorg Med Chem (2008) 16: 869-873 [PMID:17962026]
GtoPdb - - 6.8 pKi - - - Mol Pharmacol (1994) 45: 330-4 [PMID:8114680]
ChEMBL Displacement of [3H]-naltrindole from mouse delta opioid receptor expressed in CHO cells after 1.5 hrs B 6.84 pKi 143.5 nM Ki Bioorg Med Chem Lett (2013) 23: 5045-5048 [PMID:23948248]
ChEMBL Displacement of [3H]naltrindole from mouse DOR expressed in CHO cells after 1.5 hrs by [35S]GTPgammaS binding assay F 6.84 pKi 143.5 nM Ki Bioorg Med Chem (2015) 23: 1701-1715 [PMID:25783191]
ChEMBL Displacement of [3H]- diprenorphine from delta-W284E-receptor expressed in HEK 293 cells B 7.25 pKi 55.7 nM Ki J Med Chem (2001) 44: 857-862 [PMID:11300867]
ChEMBL Displacement of [3H]- diprenorphine from delta-receptor expressed in HEK 293 cells B 7.35 pKi 44.7 nM Ki J Med Chem (2001) 44: 857-862 [PMID:11300867]
ChEMBL Displacement of [3H]DPDPE from mouse delta opioid receptor in whole brain without cerebellum B 7.91 pKi 12.27 nM Ki Bioorg Med Chem Lett (2011) 21: 6198-6202 [PMID:21889335]
ChEMBL Agonist activity at mouse DOR expressed in CHO cells after 1.5 hrs by [35S]GTPgammaS binding assay F 8.36 pEC50 4.4 nM EC50 Bioorg Med Chem (2015) 23: 1701-1715 [PMID:25783191]
δ receptor/Delta opioid receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL269] [GtoPdb: 317] [UniProtKB: P33533]
ChEMBL In vito concentration required to displace [3H]DADLE (Kd = 1.6 nM and concentration is 1.9 nM) from high affinity delta-site in rat brain membranes. B 7 pKi 101 nM Ki J Med Chem (1992) 35: 2826-2835 [PMID:1322988]
ChEMBL Inhibition of [3H]-DADLE binding to Opioid receptor delta 1 of rat brain membranes B 7.02 pKi 94.9 nM Ki J Med Chem (1998) 41: 1980-1990 [PMID:9599247]
ChEMBL Binding affinity was determined as ability to displace [3H]DADLE radioligand from Opioid receptor delta 1 B 7.02 pKi 94.9 nM Ki Bioorg Med Chem Lett (1998) 8: 3149-3152 [PMID:9873693]
ChEMBL Binding activity against Opioid receptor delta 1 using [3H]DADLE as radioligand in rat brain membranes. B 7.02 pKi 94.9 nM Ki J Med Chem (1998) 41: 4143-4149 [PMID:9767649]
ChEMBL Binding affinity for Opioid receptor delta 1 was determined by inhibition of binding of [3H]DADLE (1.3-2.0 nM) to rat brain membranes B 7.4 pKi 39.5 nM Ki J Med Chem (1999) 42: 3527-3538 [PMID:10479286]
ChEMBL Displacement of [3H]DPDPE from delta opioid receptor in rat brain homogenate after 1 hr by liquid scintillation counting B 7.96 pKi 11 nM Ki Bioorg Med Chem (2012) 20: 4556-4563 [PMID:22677527]
ChEMBL Binding affinity at opioid receptor delta 1 by displacement of [3H]DADLE in rat brain membrane B 8.12 pKi 7.5 nM Ki J Med Chem (2004) 47: 1400-1412 [PMID:14998329]
ChEMBL Opioid receptor delta 1 apparent binding constant from rat brain membranes using [3H]DADLE binding assay B 8.17 pKi 6.7 nM Ki J Med Chem (1990) 33: 2456-2464 [PMID:2167979]
ChEMBL In vito concentration required to displace [3H]DADLE (Kd = 12.2 nM and concentration is 2.1 nM) from low affinity delta-site in rat brain membranes. B 8.32 pKi 4.75 nM Ki J Med Chem (1992) 35: 2826-2835 [PMID:1322988]
ChEMBL In vito concentration required to displace [3H]DADLE (Kd = 1.6 nM and concentration is 1.9 nM) from high affinity delta-site in rat brain membranes. B 6.66 pIC50 221 nM IC50 J Med Chem (1992) 35: 2826-2835 [PMID:1322988]
ChEMBL In vito concentration required to displace [3H]-DADLE (Kd = 12.2 nM and concentration is 2.1 nM) from low affinity delta-site in rat brain membranes. B 8.25 pIC50 5.57 nM IC50 J Med Chem (1992) 35: 2826-2835 [PMID:1322988]
κ receptor/Kappa opioid receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL237] [GtoPdb: 318] [UniProtKB: P41145]
ChEMBL Antagonist activity at human kappa opioid receptor expressed in CHO cells assessed as [35S]GTPgammaS binding by SPA F 8 pKi 10 nM Ki Bioorg Med Chem Lett (2011) 21: 670-676 [PMID:21193310]
ChEMBL DRUGMATRIX: Opiate kappa (OP2, KOP) radioligand binding (ligand: [3H] Diprenorphine) B 8.14 pKi 7.17 nM Ki DrugMatrix in vitro pharmacology data
ChEMBL Displacement of [3H]diprenorphine from cloned human kappa opioid receptor expressed in CHO cells B 8.28 pKi 5.28 nM Ki Bioorg Med Chem Lett (2007) 17: 6841-6846 [PMID:17980586]
ChEMBL Displacement of [3H]diprenorphine from human kappa opioid receptor expressed in CHO cells in presence of high sodium by SPA B 8.28 pKi 5.28 nM Ki Bioorg Med Chem Lett (2007) 17: 5349-5352 [PMID:17720493]
ChEMBL Displacement of [3H]norBNI from monocloned kappa opioid receptor expressed in CHO cells B 8.29 pKi 5.15 nM Ki J Med Chem (2009) 52: 1416-1427 [PMID:19199782]
ChEMBL Displacement of [3H]norBNI from kappa opioid receptor expressed in CHO cells B 8.29 pKi 5.15 nM Ki Bioorg Med Chem Lett (2009) 19: 1825-1829 [PMID:19217280]
ChEMBL Displacement of [3H]diprenorphine from human cloned kappa opioid receptor expressed in CHO cells B 8.36 pKi 4.4 nM Ki J Med Chem (2006) 49: 7290-7306 [PMID:17149859]
ChEMBL Displacement of [3H]diprenorphine from human cloned kappa opioid receptor expressed in CHO cells B 8.36 pKi 4.4 nM Ki J Med Chem (2006) 49: 7278-7289 [PMID:17149858]
ChEMBL Antagonist activity at human kappa opioid receptor expressed in CHO cells by [35S]GTP-gamma-S binding assay F 8.52 pKi 2.99 nM Ki Bioorg Med Chem Lett (2007) 17: 5349-5352 [PMID:17720493]
ChEMBL Displacement of [3H]DPN from kappa opioid receptor (unknown origin) after 1.5 hrs B 9.05 pKi 0.9 nM Ki Bioorg Med Chem Lett (2013) 23: 3719-3722 [PMID:23721804]
ChEMBL Displacement of [3H]DPN from kappa opioid receptor (unknown origin) expressed in CHO cell membranes after 1.5 hrs B 9.05 pKi 0.9 nM Ki J Med Chem (2013) 56: 9156-9169 [PMID:24144240]
ChEMBL Displacement of [3H]U69593 from kappa opioid receptor expressed in HEK293 cells by visible spectrophotometry B 9.09 pKi 0.81 nM Ki Bioorg Med Chem (2009) 17: 6671-6681 [PMID:19683449]
ChEMBL Displacement of [3H]U69593 from human kappa opioid receptor expressed in CHO cells B 9.09 pKi 0.81 nM Ki J Med Chem (2008) 51: 1913-1924 [PMID:18298057]
ChEMBL Displacement of [3H]U69593 from human recombinant kappa opioid receptor expressed in CHO cell membranes after 60 mins by scintillation counting method B 9.4 pKi 0.4 nM Ki Bioorg Med Chem (2014) 22: 4067-4072 [PMID:24973818]
ChEMBL Binding affinity in recombinant human Opioid receptor kappa 1 transfected into chinese hamster ovary cells by displacing [3H]U-69593 radioligand B 9.4 pKi 0.4 nM Ki J Med Chem (2003) 46: 3174-3177 [PMID:12825957]
ChEMBL Inhibition of [3H]U-69593 binding to human kappa opioid receptor expressed in CHO cells B 9.4 pKi 0.4 nM Ki J Med Chem (2004) 47: 5069-5075 [PMID:15456250]
ChEMBL Displacement of [3H]U-69593 from human recombinant KOR expressed in CHO cells B 9.4 pKi 0.4 nM Ki J Med Chem (2006) 49: 5333-5338 [PMID:16913723]
ChEMBL Displacement of [3H]U-69593 from human recombinant kappa opioid receptor expressed in CHO cells B 9.4 pKi 0.4 nM Ki J Med Chem (2006) 49: 6104-6110 [PMID:17004724]
ChEMBL Displacement of [3H]U-69593 from human cloned kappa opioid receptor B 9.4 pKi 0.4 nM Ki J Med Chem (2007) 50: 5176-5182 [PMID:17887741]
ChEMBL Displacement of [3H]U69,593 from human kappa opioid receptor expressed in CHO cells B 9.4 pKi 0.4 nM Ki J Med Chem (2009) 52: 1553-1557 [PMID:19253983]
ChEMBL Displacement of [3H]U-69593 from human recombinant Opioid receptor kappa 1 on CHO cell membranes. B 9.4 pKi 0.4 nM Ki J Med Chem (2003) 46: 1563-1566 [PMID:12672258]
GtoPdb - - 9.4 pKi - - - NIDA Res Monogr (1998) 178: 440-66 [PMID:9686407];
Binding and activity of opioid ligands at the cloned human delta, mu and kappa receptors.. The Delta Receptor (2003);
Proc Natl Acad Sci USA (1995) 92: 7006-10 [PMID:7624359]
ChEMBL Displacement of [3H]U-69593 from human opioid kappa receptor expressed in CHO cells B 9.6 pKi 0.25 nM Ki J Med Chem (2007) 50: 2254-2258 [PMID:17407276]
ChEMBL Displacement of [3H]U69,593 from human kappa opioid receptor expressed in CHO cells after 60 mins by scintillation counting B 9.72 pKi 0.19 nM Ki Bioorg Med Chem Lett (2009) 19: 2289-2294 [PMID:19282177]
ChEMBL Displacement of [3H]U69593 form human kappa opioid receptor expressed in CHO cells B 9.72 pKi 0.19 nM Ki Bioorg Med Chem Lett (2009) 19: 203-208 [PMID:19027293]
ChEMBL Binding affinity against Opioid receptor kappa 1 expressed in CHO cells using [3H]U-69593 as radioligand B 9.72 pKi 0.19 nM Ki Bioorg Med Chem Lett (2005) 15: 2107-2110 [PMID:15808478]
ChEMBL Antagonist activity at kappa opioid receptor expressed in HEK293 cells assessed as inhibition of compound 16-induced [35S]GTPgammaS binding F 10.38 pKi 0.04 nM Ki Bioorg Med Chem (2009) 17: 6671-6681 [PMID:19683449]
ChEMBL Antagonist activity at human opioid kappa receptor expressed in CHO cells assessed as inhibition of U-50488-stimulated [35S]GTP-gamma-S binding F 6.7 pIC50 200 nM IC50 J Med Chem (2007) 50: 2254-2258 [PMID:17407276]
ChEMBL Antagonist activity against human kappa opioid receptor expressed in CHO cells assessed as inhibition of U50488-stimulated [35S]GTPgammaS binding F 6.89 pIC50 130 nM IC50 Bioorg Med Chem Lett (2009) 19: 2289-2294 [PMID:19282177]
ChEMBL DRUGMATRIX: Opiate kappa (OP2, KOP) radioligand binding (ligand: [3H] Diprenorphine) B 7.74 pIC50 18 nM IC50 DrugMatrix in vitro pharmacology data
ChEMBL Activity at human recombinant kappa opioid receptor expressed in CHO cells assessed as stimulation of [35S]GTP-gamma-S binding F 8.73 pIC50 1.86 nM IC50 J Med Chem (2006) 49: 6104-6110 [PMID:17004724]
ChEMBL Agonist activity at human kappa opioid receptor expressed in CHO cells assessed as stimulation of [35S]GTPgammaS binding F 8.48 pEC50 3.3 nM EC50 Bioorg Med Chem Lett (2009) 19: 2289-2294 [PMID:19282177]
ChEMBL Agonistic activity towards Opioid receptor kappa 1 F 8.73 pEC50 1.86 nM EC50 J Med Chem (2003) 46: 3174-3177 [PMID:12825957]
ChEMBL Agonist activity at kappa opioid receptor (unknown origin) expressed in CHO cell membranes assessed as stimulation of [35S]-GTPgammaS binding after 1.5 hrs F 9.09 pEC50 0.81 nM EC50 J Med Chem (2013) 56: 9156-9169 [PMID:24144240]
ChEMBL Activity at human kappa opioid receptor by [35S]GTPgammaS binding assay F 9.68 pA2 9.68 nM pA2 J Med Chem (2008) 51: 1913-1924 [PMID:18298057]
κ receptor/Kappa opioid receptor in Mouse (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL4329] [GtoPdb: 318] [UniProtKB: P33534]
ChEMBL Antagonist activity at kappa opioid receptor in Swiss mouse vas deferens assessed as reversal of U50488 effect on electrically-induced driven twitch F 7.74 pKd 18.2 nM Kd Bioorg Med Chem (2008) 16: 869-873 [PMID:17962026]
ChEMBL Displacement of [3H]-diprenorphine from mouse kappa opioid receptor expressed in CHO cells after 1.5 hrs B 8.84 pKi 1.44 nM Ki Bioorg Med Chem Lett (2013) 23: 5045-5048 [PMID:23948248]
ChEMBL Displacement of [3H]diprenorphine from mouse KOR expressed in CHO cells after 1.5 hrs by [35S]GTPgammaS binding assay F 8.84 pKi 1.44 nM Ki Bioorg Med Chem (2015) 23: 1701-1715 [PMID:25783191]
GtoPdb - - 9.2 pIC50 - - - Proc Natl Acad Sci USA (1993) 90: 6736-40 [PMID:8393575]
ChEMBL Agonist activity at mouse KOR expressed in CHO cells after 1.5 hrs by [35S]GTPgammaS binding assay F 9.09 pEC50 0.81 nM EC50 Bioorg Med Chem (2015) 23: 1701-1715 [PMID:25783191]
κ receptor/Kappa opioid receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3614] [GtoPdb: 318] [UniProtKB: P34975]
ChEMBL Displacement of [3H]diprenorphine from k-Y312A-receptor expressed in HEK 293 cells B 7.9 pKi 12.7 nM Ki J Med Chem (2001) 44: 857-862 [PMID:11300867]
ChEMBL Displacement of [3H]diprenorphine from opioid receptor kappa 1 expressed in HEK 293 cells B 8.38 pKi 4.2 nM Ki J Med Chem (2001) 44: 857-862 [PMID:11300867]
ChEMBL Displacement of [3H]diprenorphine from k-E297A-receptor expressed in HEK 293 cells B 8.74 pKi 1.8