endomorphin-2 [Ligand Id: 3668] activity data from GtoPdb and ChEMBL

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ChEMBL ligand: CHEMBL333357 (Endomorphin 2)
  • 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 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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  • NK1 receptor/Neurokinin 1 receptor in Rat [ChEMBL: CHEMBL4027] [GtoPdb: 360] [UniProtKB: P14600]
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DB Assay description Assay Type Standard value Standard parameter Original value Original units Original parameter Reference
δ receptor/Delta opioid receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL236] [GtoPdb: 317] [UniProtKB: P41143]
ChEMBL Displacement of [3H]deltrophin-2 from human recombinant DOR expressed in CHO cell membranes incubated for 2 hrs by liquid scintillation counting method B 5.1 pKi 7899 nM Ki Eur J Med Chem (2019) 179: 527-536 [PMID:31276897]
ChEMBL Displacement of [3H]DPDPE from Myc-tagged delta opioid receptor expressed in HEK293 cells after 60 mins by liquid scintillation counter B 5.19 pKi 6420 nM Ki J Med Chem (2012) 55: 6224-6236 [PMID:22724433]
ChEMBL Binding affinity to delta opioid receptor (unknown origin) B 5.22 pKi 6085 nM Ki Bioorg Med Chem (2014) 22: 2208-2219 [PMID:24613457]
ChEMBL Displacement of [3H]DPDPE from delta opioid receptor (unknown origin) expressed in CHO cells after 90 mins by liquid scintillation counting B 5.47 pKi 3385 nM Ki ACS Med Chem Lett (2013) 4: 795-799 [PMID:24900748]
ChEMBL Activity at delta opioid receptor assessed as increase in calcium level in CHO cells by aequorin luminescence based calcium assay F 6 pEC50 >1000 nM EC50 J Med Chem (2007) 50: 512-520 [PMID:17266203]
ChEMBL Antagonist activity at delta opioid receptor expressed in CHO cells assessed as release of intracellular calcium ions by aequorin luminescence-based calcium assay F 6 pEC50 >1000 nM EC50 Bioorg Med Chem Lett (2008) 18: 1350-1353 [PMID:18207400]
δ receptor/Delta opioid receptor in Mouse (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3222] [GtoPdb: 317] [UniProtKB: P32300]
ChEMBL Agonist activity at delta opioid receptor in mouse vas deferens assessed as inhibition of electrically-stimulated muscle contraction F 6.29 pIC50 510 nM IC50 Eur J Med Chem (2010) 45: 4594-4600 [PMID:20692738]
ChEMBL Agonist activity at delta opioid receptor in mouse vas deferens assessed as inhibition of electrically evoked contraction F 6.29 pIC50 510 nM IC50 J Med Chem (2010) 53: 4550-4554 [PMID:20476738]
ChEMBL Agonist activity at delta opioid receptor in mouse vas deferens assessed as inhibition of electrically evoked muscle contractions F 6.46 pIC50 344 nM IC50 Bioorg Med Chem (2007) 15: 1237-1251 [PMID:17142049]
ChEMBL In vitro inhibition of opioid receptor delta using mouse vas deferens B 6.46 pIC50 344 nM IC50 J Med Chem (2005) 48: 586-592 [PMID:15658871]
ChEMBL Agonist activity at delta opioid receptor in mouse vas deferens assessed as inhibition of electrically-stimulated muscle contraction F 6.46 pIC50 344 nM IC50 J Med Chem (2007) 50: 2753-2766 [PMID:17497839]
ChEMBL In vitro inhibitory concentration against Opioid receptor delta 1 was measured using mouse vas deferens assay B 7.32 pIC50 48.2 nM IC50 Bioorg Med Chem Lett (2005) 15: 1847-1850 [PMID:15780619]
ChEMBL Agonist activity at delta opioid receptor in mouse vas deferens assessed as inhibition of electrically-stimulated contraction F 7.59 pIC50 25.8 nM IC50 Bioorg Med Chem (2008) 16: 6415-6422 [PMID:18490168]
ChEMBL Agonist activity at delta opioid receptor in Kunming mouse vas deferens assessed as inhibition of electrically-stimulated muscle contraction F 7.67 pIC50 21.6 nM IC50 J Med Chem (2012) 55: 6224-6236 [PMID:22724433]
ChEMBL Agonist activity at delta opioid receptor by inhibition of electrically evoked muscle contraction in isolated mouse vas deferens F 7.82 pIC50 15.3 nM IC50 J Med Chem (2007) 50: 512-520 [PMID:17266203]
δ receptor/Delta opioid receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL269] [GtoPdb: 317] [UniProtKB: P33533]
ChEMBL Displacement of [3H]-DPDPE from Wistar rat delta opioid receptor incubated for 3 hrs by liquid scintillation counting method B 5 pKi >10000 nM Ki Bioorg Med Chem (2020) 28: 115438-115438 [PMID:32199689]
ChEMBL Displacement of [3H]Ile5,6deltorphin-2 from delta opioid receptor in Wistar rat brain membranes by liquid scintillation counting B 5 pKi >10000 nM Ki Eur J Med Chem (2013) 68: 167-177 [PMID:23974016]
ChEMBL Displacement of [3H][Ile5,6]deltorphin-2 from DOR in Wistar rat brain homogenates by liquid scintillation counting analysis B 5.02 pKi 9614.7 nM Ki Eur J Med Chem (2016) 109: 276-286 [PMID:26785295]
ChEMBL Displacement of [3H]-[Ile5,6]-deltorphin-2 from Wistar rat brain membrane DOP B 5.03 pKi 9233 nM Ki J Med Chem (2022) 65: 1612-1661 [PMID:34995453]
ChEMBL Binding affinity against rat brain opioid receptor delta 1 using [3H]DPDPE radioligand B 5.03 pKi 9230 nM Ki J Med Chem (2004) 47: 3591-3599 [PMID:15214786]
ChEMBL Inhibition of [3H]DPDPE binding to delta-Opioid receptor B 5.03 pKi 9230 nM Ki J Med Chem (2005) 48: 586-592 [PMID:15658871]
ChEMBL Displacement of [3H][Ile5,6]deltorphin2 from delta opioid receptor in rat brain membrane homogenate by liquid scintillation counting B 5.06 pKi 8771 nM Ki J Med Chem (2011) 54: 1462-1472 [PMID:21287991]
ChEMBL Displacement of [3H]DPDPE from DOR in Wistar rat brain membranes measured after 3 hrs by scintillation counting method B 5.06 pKi 8770 nM Ki J Med Chem (2021) 64: 16801-16819 [PMID:34781680]
ChEMBL Displacement of [3H][Ile5,6]deltorphin 2 from delta opioid receptor in Wistar rat brain membranes B 5.07 pKi 8495 nM Ki J Med Chem (2012) 55: 8418-8428 [PMID:22957923]
ChEMBL Displacement of [3H]DPDPE from delta opioid receptor in rat brain membrane B 5.08 pKi 8360 nM Ki Bioorg Med Chem (2008) 16: 6415-6422 [PMID:18490168]
ChEMBL Displacement of [3H]DPDPE from delta opioid receptor in Wistar rat brain B 5.08 pKi 8360 nM Ki Bioorg Med Chem Lett (2006) 16: 3688-3692 [PMID:16682191]
ChEMBL Displacement of [3H]DPDPE from rat cortex delta opioid receptor after 2.5 hrs by liquid scintillation counting analysis B 5.17 pKi 6804 nM Ki Eur J Med Chem (2015) 92: 270-281 [PMID:25559207]
ChEMBL Displacement of [3H]deltorphin 2 from delta opioid receptor in Sprague-Dawley rat brain P2 synaptosome membrane B 5.22 pKi 6085 nM Ki J Med Chem (2007) 50: 2753-2766 [PMID:17497839]
ChEMBL Displacement of [3H]deltorphin 2 from delta opioid receptor in rat brain P2 synaptosome B 5.22 pKi 6080 nM Ki Bioorg Med Chem (2007) 15: 1237-1251 [PMID:17142049]
ChEMBL Displacement of [3H]Ile5,6deltorphin-2 from delta opioid receptor in Wistar rat brain B 5.25 pKi 5652 nM Ki J Med Chem (2008) 51: 4270-4279 [PMID:18572932]
ChEMBL Binding affinity towards delta receptor in rat brain using [3H]DSLET B 5.4 pKi 3940 nM Ki J Med Chem (2001) 44: 3896-3903 [PMID:11689075]
ChEMBL Displacement of [3H]Ile5,6-deltorphin II from opioid receptor delta 1 of rat brain membranes B 5.58 pKi 2650 nM Ki J Med Chem (2004) 47: 735-743 [PMID:14736254]
ChEMBL Inhibition of [3H]naloxone binding to rat brain homogenate Opioid receptor delta B 5.64 pKi 2300 nM Ki Bioorg Med Chem Lett (2005) 15: 2467-2469 [PMID:15863298]
ChEMBL Displacement of [3H]deltorphin2 from delta opioid receptor in rat brain membrane B 4.99 pIC50 10300 nM IC50 Bioorg Med Chem (2007) 15: 3883-3888 [PMID:17395470]
ChEMBL Displacement of [3H]naltrindole from delta opioid receptor in rat brain membranes B 5 pIC50 >10000 nM IC50 Bioorg Med Chem Lett (2008) 18: 1350-1353 [PMID:18207400]
ChEMBL Displacement of [3H][Ile5,6]deltorphin-2 from delta opioid receptor in Wistar rat brain membrane B 6 pIC50 >1000 nM IC50 Bioorg Med Chem (2009) 17: 3789-3794 [PMID:19435668]
ChEMBL Displacement of [3H][Ile5,6]deltorphin 2 from delta opioid receptor in Wistar rat brain membrane by liquid scintillation counting B 6 pIC50 >1000 nM IC50 Bioorg Med Chem (2011) 19: 6977-6981 [PMID:22047797]
ChEMBL Displacement of [3H][Ile5,6]deltorphin-2 from DOR in Wistar rat brain membranes by liquid scintillation counting method B 6 pIC50 >1000 nM IC50 Bioorg Med Chem (2014) 22: 6545-6551 [PMID:25456075]
ChEMBL Displacement of [3H](Ile5,6)deltorphin-2 from DOR in rat brain membranes B 6 pIC50 >1000 nM IC50 Bioorg Med Chem (2014) 22: 4803-4809 [PMID:25047937]
ChEMBL Displacement of [3H][Ile5,6]deltorphin-2 from delta opioid receptor in Wistar rat brain membranes after 120 mins by scintillation counting analysis B 6 pIC50 >1000 nM IC50 ACS Med Chem Lett (2015) 6: 579-583 [PMID:26005537]
κ receptor/Kappa opioid receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL237] [GtoPdb: 318] [UniProtKB: P41145]
ChEMBL Binding affinity to KOP (unknown origin) B 5.28 pKi 5240 nM Ki J Med Chem (2022) 65: 1612-1661 [PMID:34995453]
ChEMBL Displacement of [3H]U-69593 from human recombinant KOR expressed in CHO cell membranes incubated for 2 hrs by liquid scintillation counting method B 5.94 pKi 1136 nM Ki Eur J Med Chem (2019) 179: 527-536 [PMID:31276897]
ChEMBL Displacement of [3H]U69593 from human kappa opioid receptor expressed in CHO cells after 60 mins by liquid scintillation counter B 6.3 pKi >500 nM Ki J Med Chem (2012) 55: 8477-8482 [PMID:22966938]
κ receptor/Kappa opioid receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3614] [GtoPdb: 318] [UniProtKB: P34975]
ChEMBL Displacement of[3H]-U69,593 from Wistar rat kappa opioid receptor incubated for 1.5 hrs by liquid scintillation counting method B 5 pKi >10000 nM Ki Bioorg Med Chem (2020) 28: 115438-115438 [PMID:32199689]
ChEMBL Displacement of [3H]-U69593 from KOR in Wistar rat brain membranes measured after 1 hr by scintillation counting method B 5 pKi >10000 nM Ki J Med Chem (2021) 64: 16801-16819 [PMID:34781680]
ChEMBL Displacement of [3H]dynorphin A from Opioid receptor kappa 1 of rat brain membranes (DAMGO/DADLE quenching of mu/delta receptor binding) B 7.97 pKi 10.6 nM Ki J Med Chem (2004) 47: 735-743 [PMID:14736254]
Kappa opioid receptor in Guinea pig (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3952] [UniProtKB: P41144]
ChEMBL Displacement of [3H]nor-BNI from KOR in Dunkin Hartley guinea pig brain homogenates by liquid scintillation counting analysis B 5.11 pKi 7827.67 nM Ki Eur J Med Chem (2016) 109: 276-286 [PMID:26785295]
ChEMBL Displacement of [3H]U-69593 from kappa opioid receptor in Hartley guinea pig cerebellum P2 synaptosome membrane B 5.4 pKi >4000 nM Ki J Med Chem (2007) 50: 2753-2766 [PMID:17497839]
ChEMBL Displacement of [3H]U69,593 from guinea pig cortex/cerebella kappa opioid receptor after 2 hrs by liquid scintillation counting analysis B 5.57 pKi 2708 nM Ki Eur J Med Chem (2015) 92: 270-281 [PMID:25559207]
ChEMBL Displacement of [3H]nor-BNI from KOR in Dunkin Hartley guinea pig membranes by liquid scintillation counting method B 6 pIC50 >1000 nM IC50 Bioorg Med Chem (2014) 22: 6545-6551 [PMID:25456075]
ChEMBL Displacement of [3H]nor-BNI from KOR in guinea pig brain membranes B 6 pIC50 >1000 nM IC50 Bioorg Med Chem (2014) 22: 4803-4809 [PMID:25047937]
ChEMBL Displacement of [3H]nor-BNI from kappa opioid receptor in guinea pig brain membranes after 120 mins by scintillation counting analysis B 6 pIC50 >1000 nM IC50 ACS Med Chem Lett (2015) 6: 579-583 [PMID:26005537]
μ receptor/Mu opioid receptor in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL233] [GtoPdb: 319] [UniProtKB: P35372]
ChEMBL Binding affinity to human mu opioid receptor B 8.08 pKi 8.23 nM Ki Bioorg Med Chem Lett (2009) 19: 5387-5391 [PMID:19679474]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor (unknown origin) expressed in CHO cells after 90 mins by liquid scintillation counting B 8.28 pKi 5.3 nM Ki ACS Med Chem Lett (2013) 4: 795-799 [PMID:24900748]
ChEMBL Displacement of [3H]DAMGO from FLAG-tagged mu opioid receptor expressed in HEK293 cells after 60 mins by liquid scintillation counter B 8.49 pKi 3.2 nM Ki J Med Chem (2012) 55: 6224-6236 [PMID:22724433]
ChEMBL Displacement of [3H]DAMGO from human recombinant MOR expressed in CHO cell membranes incubated for 2 hrs by liquid scintillation counting method B 8.53 pKi 2.95 nM Ki Eur J Med Chem (2019) 179: 527-536 [PMID:31276897]
ChEMBL Binding affinity to mu opioid receptor (unknown origin) B 8.88 pKi 1.33 nM Ki Bioorg Med Chem (2014) 22: 2208-2219 [PMID:24613457]
ChEMBL Binding affinity to mu opioid receptor B 9.16 pKi 0.69 nM Ki J Med Chem (2006) 49: 3990-3993 [PMID:16789756]
ChEMBL Agonist activity at mu-opioid receptor (unknown origin) expressed in HEK293A cells assessed as inhibition of forskolin-induced cAMP accumulation measured after 30 mins F 7.2 pEC50 63.1 nM EC50 Bioorg Med Chem (2019) 27: 630-643 [PMID:30626554]
ChEMBL Agonist activity at mu opioid receptor (unknown origin) expressed in human HEK293 cells assessed as increase in cAMP accumulation using [3H]-cAMP as substrate measured after 30mins by liquid scintillation counting method F 7.26 pEC50 55.5 nM EC50 Bioorg Med Chem (2020) 28: 115438-115438 [PMID:32199689]
ChEMBL Agonist activity at mu-opioid receptor (unknown origin) expressed in HEK293A cells assessed as inhibition of forskolin-induced cAMP accumulation measured after 30 mins F 7.3 pEC50 50 nM EC50 Bioorg Med Chem (2019) 27: 630-643 [PMID:30626554]
ChEMBL Agonist activity at mu-opioid receptor (unknown origin) expressed in HEK293 cells assessed as inhibition of forskolin-induced cAMP accumulation incubated for 15 mins by ELISA F 7.8 pEC50 15.7 nM EC50 J Med Chem (2021) 64: 16801-16819 [PMID:34781680]
ChEMBL Agonist activity at human recombinant mu opioid receptor expressed in CHO cells co-expressing C-terminally modified GGalphaqi5 assessed as stimulation of calcium release by Fluo-4 AM dye-based fluorescence assay F 7.86 pEC50 13.8 nM EC50 ACS Med Chem Lett (2015) 6: 579-583 [PMID:26005537]
ChEMBL Agonist activity at human recombinant MOR expressed in CHO cells assessed as calcium mobilization by Fluo-4 AM based fluorescence analysis F 7.88 pEC50 13.18 nM EC50 Eur J Med Chem (2016) 109: 276-286 [PMID:26785295]
ChEMBL Agonist activity at human MOP assessed as forskolin stimulated cAMP accumulation F 7.92 pEC50 12 nM EC50 J Med Chem (2022) 65: 1612-1661 [PMID:34995453]
ChEMBL Agonist activity at mu opioid receptor expressed in HEK293 cells assessed as inhibition of forskolin-induced cAMP accumulation after 30 mins by liquid scintillation counter F 7.93 pEC50 11.8 nM EC50 J Med Chem (2012) 55: 6224-6236 [PMID:22724433]
ChEMBL Agonist activity at human recombinant MOR expressed in CHO cells co-expressing C-terminally modified Galphaqi5 assessed as induction of calcium mobilization by Fluo-4AM dye-based fluorescence assay F 8.24 pEC50 5.75 nM EC50 Eur J Med Chem (2019) 179: 527-536 [PMID:31276897]
ChEMBL Agonist activity at human recombinant MOP expressed in CHO cells by calcium mobilization assay F 8.81 pEC50 1.55 nM EC50 J Med Chem (2022) 65: 1612-1661 [PMID:34995453]
ChEMBL Antagonist activity at mu opioid receptor expressed in CHO cells assessed as release of intracellular calcium ions by aequorin luminescence-based calcium assay F 10.4 pEC50 0.04 nM EC50 Bioorg Med Chem Lett (2008) 18: 1350-1353 [PMID:18207400]
ChEMBL Activity at mu opioid receptor assessed as increase in calcium level in CHO cells by aequorin luminescence based calcium assay F 10.4 pEC50 0.04 nM EC50 J Med Chem (2007) 50: 512-520 [PMID:17266203]
μ receptor/Mu opioid receptor in Mouse (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL2858] [GtoPdb: 319] [UniProtKB: P42866]
ChEMBL Inhibition of Mu opioid receptor of mouse vas deferens B 7.62 pIC50 24.1 nM IC50 J Med Chem (2004) 47: 735-743 [PMID:14736254]
ChEMBL Agonist activity at mu opioid receptor in NMRI mouse vas deferens assessed as inhibition of electrically-stimulated muscle contraction F 7.77 pIC50 16.79 nM IC50 J Med Chem (2008) 51: 173-177 [PMID:18062664]
μ receptor/Mu opioid receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL270] [GtoPdb: 319] [UniProtKB: P33535]
ChEMBL Displacement of [3H]-DAMGO from Wistar rat mu opioid receptor incubated for 1 hr by liquid scintillation counting method B 7.72 pKi 19.2 nM Ki Bioorg Med Chem (2020) 28: 115438-115438 [PMID:32199689]
ChEMBL Displacement of [3H]nalocone from mu opioid receptor in rat brain membranes B 8.02 pKi 9.6 nM Ki J Med Chem (2010) 53: 4550-4554 [PMID:20476738]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in rat brain membrane by liquid scintillation counting B 8.02 pKi 9.56 nM Ki Bioorg Med Chem Lett (2009) 19: 4115-4118 [PMID:19560919]
ChEMBL Inhibition of DAMGO (Tyr-[D-Ala]-Gly-[NMe-Phe]-Gly-ol) binding to rat brain mu opioid receptor B 8.02 pKi 9.53 nM Ki J Med Chem (2005) 48: 3239-3250 [PMID:15857130]
ChEMBL Displacement of [3H]DAMGO from Opioid receptor mu 1 of rat brain membranes B 8.02 pKi 9.53 nM Ki J Med Chem (2004) 47: 735-743 [PMID:14736254]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in rat brain membrane B 8.08 pKi 8.23 nM Ki Bioorg Med Chem (2008) 16: 6415-6422 [PMID:18490168]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain B 8.08 pKi 8.23 nM Ki Bioorg Med Chem Lett (2006) 16: 3688-3692 [PMID:16682191]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in rat brain membrane after 3 hrs by liquid scintillation counting B 8.08 pKi 8.23 nM Ki Eur J Med Chem (2010) 45: 4594-4600 [PMID:20692738]
ChEMBL Displacement of [3H]DAMGO from MOR in Wistar rat brain membranes measured after 1 hr by scintillation counting method B 8.21 pKi 6.12 nM Ki J Med Chem (2021) 64: 16801-16819 [PMID:34781680]
ChEMBL Displacement of [3H]endomorphin-2 from Opioid receptor mu 1 of rat brain membranes B 8.4 pKi 4 nM Ki J Med Chem (2004) 47: 735-743 [PMID:14736254]
ChEMBL Inhibition of [3H]naloxone binding to rat brain homogenate Opioid receptor mu B 8.43 pKi 3.7 nM Ki Bioorg Med Chem Lett (2005) 15: 2467-2469 [PMID:15863298]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain membranes by liquid scintillation counting B 8.45 pKi 3.56 nM Ki Eur J Med Chem (2013) 68: 167-177 [PMID:23974016]
GtoPdb - - 8.5 pKi 3.24 nM Ki Nature (1997) 386: 499-502 [PMID:9087409]
ChEMBL Displacement of [3H]DAMGO from rat cortex mu opioid receptor after 30 mins by liquid scintillation counting analysis B 8.52 pKi 3 nM Ki Eur J Med Chem (2015) 92: 270-281 [PMID:25559207]
ChEMBL Binding affinity towards mu receptor in rat brain using [3H]DAMGO B 8.69 pKi 2.06 nM Ki J Med Chem (2001) 44: 3896-3903 [PMID:11689075]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain membranes B 8.85 pKi 1.4 nM Ki J Med Chem (2012) 55: 8418-8428 [PMID:22957923]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in rat brain membrane homogenate by liquid scintillation counting B 8.87 pKi 1.35 nM Ki J Med Chem (2011) 54: 1462-1472 [PMID:21287991]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in rat brain P2 synaptosome B 8.88 pKi 1.33 nM Ki Bioorg Med Chem (2007) 15: 1237-1251 [PMID:17142049]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Sprague-Dawley rat brain P2 synaptosome membrane B 8.88 pKi 1.33 nM Ki J Med Chem (2007) 50: 2753-2766 [PMID:17497839]
ChEMBL Displacement of [3H]endomorphin-2 from mu opioid receptor in Wistar rat brain B 8.89 pKi 1.3 nM Ki J Med Chem (2008) 51: 4270-4279 [PMID:18572932]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain B 8.89 pKi 1.3 nM Ki J Med Chem (2008) 51: 4270-4279 [PMID:18572932]
ChEMBL Inhibition of [3H]DAMGO binding to mu-Opioid receptor B 9.16 pKi 0.69 nM Ki J Med Chem (2005) 48: 586-592 [PMID:15658871]
ChEMBL Binding affinity against rat brain Opioid receptor mu 1 using [3H]DAMGO radioligand B 9.16 pKi 0.69 nM Ki J Med Chem (2004) 47: 3591-3599 [PMID:15214786]
ChEMBL Displacement of [3H]DAMGO from Wistar rat brain membrane MOP B 9.16 pKi 0.69 nM Ki J Med Chem (2022) 65: 1612-1661 [PMID:34995453]
ChEMBL Displacement of [3H]DAMGO from MOR in Wistar rat brain homogenates by liquid scintillation counting analysis B 9.31 pKi 0.49 nM Ki Eur J Med Chem (2016) 109: 276-286 [PMID:26785295]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain membranes by liquid scintillation counting B 8.33 pIC50 8.33 - logIC50 Eur J Med Chem (2013) 68: 167-177 [PMID:23974016]
ChEMBL Displacement of [3H]DAGO from mu opioid receptor in rat brain membrane B 8.46 pIC50 3.46 nM IC50 Bioorg Med Chem (2007) 15: 3883-3888 [PMID:17395470]
ChEMBL Displacement of [3H]DAMGO from Wistar rat mu opioid receptor by liquid scintillation counting B 9 pIC50 0.99 nM IC50 Bioorg Med Chem (2011) 19: 6977-6981 [PMID:22047797]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in rat brain membranes B 9.1 pIC50 0.79 nM IC50 Bioorg Med Chem Lett (2008) 18: 1350-1353 [PMID:18207400]
ChEMBL Displacement of [3H]DAMGO from MOR in Wistar rat brain membranes by liquid scintillation counting method B 9.1 pIC50 0.79 nM IC50 Bioorg Med Chem (2014) 22: 6545-6551 [PMID:25456075]
ChEMBL Displacement of [3H]DAMGO from MOR in rat brain membranes B 9.1 pIC50 0.79 nM IC50 Bioorg Med Chem (2014) 22: 4803-4809 [PMID:25047937]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain membranes after 120 mins by scintillation counting analysis B 9.1 pIC50 0.79 nM IC50 ACS Med Chem Lett (2015) 6: 579-583 [PMID:26005537]
ChEMBL Displacement of [3H]DAMGO from mu opioid receptor in Wistar rat brain membrane B 9.16 pIC50 0.69 nM IC50 Bioorg Med Chem (2009) 17: 3789-3794 [PMID:19435668]
ChEMBL Agonist activity at mu opioid receptor in Wistar rat brain membranes after 60 mins by [35S]GTPgammaS binding assay F 6.42 pEC50 383 nM EC50 J Med Chem (2012) 55: 8418-8428 [PMID:22957923]
ChEMBL Agonist activity at mu opioid receptor in rat brain membrane by [35S]GTPgammaS binding assay F 6.67 pEC50 212 nM EC50 J Med Chem (2011) 54: 1462-1472 [PMID:21287991]
ChEMBL Activity at mu opioid receptor in Wistar rat brain assessed as stimulation of [35S]GTPgammaS binding F 7.11 pEC50 78 nM EC50 J Med Chem (2008) 51: 4270-4279 [PMID:18572932]
Mu opioid receptor in Guinea pig (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL4354] [UniProtKB: P97266]
ChEMBL Agonist activity at mu opioid receptor in guinea pig ileum assessed as inhibition of electrically-stimulated contraction F 4.82 pIC50 15000 nM IC50 Bioorg Med Chem Lett (2009) 19: 4115-4118 [PMID:19560919]
ChEMBL Agonist activity at mu opioid receptor in guinea pig ileum assessed as inhibition of electrically-stimulated muscle contraction F 7.82 pIC50 15 nM IC50 Eur J Med Chem (2010) 45: 4594-4600 [PMID:20692738]
ChEMBL Agonist activity at mu opioid receptor in guinea pig ileum assessed as inhibition of electrically-stimulated muscle contraction F 7.82 pIC50 15 nM IC50 J Med Chem (2010) 53: 4550-4554 [PMID:20476738]
ChEMBL In vitro inhibitory concentration against Opioid receptor mu 1 was measured using guinea pig ileum assay B 7.83 pIC50 14.7 nM IC50 Bioorg Med Chem Lett (2005) 15: 1847-1850 [PMID:15780619]
ChEMBL Agonist activity at mu opioid receptor assessed as inhibition of electrically-evoked contraction of guinea pig ileum F 7.86 pIC50 13.7 nM IC50 J Med Chem (2006) 49: 5610-5617 [PMID:16942034]
ChEMBL Agonist activity at mu opioid receptor by guinea pig ileum assay F 7.86 pIC50 13.7 nM IC50 J Med Chem (2006) 49: 3990-3993 [PMID:16789756]
ChEMBL Agonist activity at mu opioid receptor in guinea pig ileum assessed as inhibition of electrically-stimulated muscle contraction F 8.03 pIC50 9.33 nM IC50 J Med Chem (2012) 55: 6224-6236 [PMID:22724433]
ChEMBL Inhibition of Opioid receptor mu 1 of guinea pig ileum B 8.04 pIC50 9.22 nM IC50 J Med Chem (2004) 47: 735-743 [PMID:14736254]
ChEMBL In vitro inhibition of opioid receptor mu using isolated guinea pig ileum B 8.1 pIC50 7.96 nM IC50 J Med Chem (2005) 48: 586-592 [PMID:15658871]
ChEMBL Agonist activity at mu opioid receptor by inhibition of electrically evoked muscle contraction in guinea pig ileum F 8.11 pIC50 7.71 nM IC50 J Med Chem (2007) 50: 512-520 [PMID:17266203]
ChEMBL Agonist activity at mu opioid receptor in Hartley guinea pig ileum assessed as inhibition of electrically-stimulated muscle contraction F 8.16 pIC50 6.9 nM IC50 J Med Chem (2007) 50: 2753-2766 [PMID:17497839]
ChEMBL Agonist activity at mu opioid receptor in Hartley guinea pig intestine assessed as inhibition of electrically evoked myenteric plexus longitudinal muscle contractions F 8.16 pIC50 6.88 nM IC50 Bioorg Med Chem (2007) 15: 1237-1251 [PMID:17142049]
ChEMBL Agonist activity at mu opioid receptor in guinea pig ileum B 8.33 pIC50 4.7 nM IC50 Bioorg Med Chem Lett (2013) 23: 6673-6676 [PMID:24220171]
Mu-opioid receptor in Guinea pig (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL5430] [UniProtKB: Q8CGM4]
ChEMBL Agonist activity at mu opioid receptor in guinea pig ileum assessed as inhibition of electrically-stimulated contraction F 8.01 pIC50 9.67 nM IC50 Bioorg Med Chem (2008) 16: 6415-6422 [PMID:18490168]
NK1 receptor/Neurokinin 1 receptor in Rat (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL4027] [GtoPdb: 360] [UniProtKB: P14600]
ChEMBL Displacement of [3H]SP1-7 from NK1 receptor in Sprague-Dawley rat spinal cord membrane B 8.06 pKi 8.7 nM Ki J Med Chem (2010) 53: 2383-2389 [PMID:20178322]
ChEMBL Displacement of [3H]SP1-7 from NK1 receptor in Sprague-Dawley rat spinal cord membranes after 60 mins by scintillation counting method B 8.06 pKi 8.7 nM Ki Bioorg Med Chem Lett (2018) 28: 2446-2450 [PMID:29929882]
Uncharacterized protein in Bovine (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL2169734] [UniProtKB: F1N083]
ChEMBL Displacement of [3H]DPDPE from delta opioid receptor in calf frontal cortex after 1 hr by gamma counter B 6.3 pKi >500 nM Ki J Med Chem (2012) 55: 8477-8482 [PMID:22966938]

ChEMBL data shown on this page come from version 34:

Zdrazil B, Felix E, Hunter F, Manners EJ, Blackshaw J, Corbett S, de Veij M, Ioannidis H, Lopez DM, Mosquera JF, Magarinos MP, Bosc N, Arcila R, Kizilören T, Gaulton A, Bento AP, Adasme MF, Monecke P, Landrum GA, Leach AR. (2024). The ChEMBL Database in 2023: a drug discovery platform spanning multiple bioactivity data types and time periods. Nucleic Acids Res., 52(D1). DOI: 10.1093/nar/gkad1004. [EPMCID:10767899] [PMID:37933841]
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]