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Go to the GPCR, ligand, or experimental data tables.
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GPCR

Name	Kappa-type opioid receptor
Species	Mus musculus (Mouse)
Gene	Oprk1
Synonym	MSL-1 KOR-1 KOPr KOP Kappa receptor K-OR-1 OP2 [ Show all ]
Disease	N/A for non-human GPCRs
Length	380
Amino acid sequence	MESPIQIFRGDPGPTCSPSACLLPNSSSWFPNWAESDSNGSVGSEDQQLESAHISPAIPVIITAVYSVVFVVGLVGNSLVMFVIIRYTKMKTATNIYIFNLALADALVTTTMPFQSAVYLMNSWPFGDVLCKIVISIDYYNMFTSIFTLTMMSVDRYIAVCHPVKALDFRTPLKAKIINICIWLLASSVGISAIVLGGTKVREDVDVIECSLQFPDDEYSWWDLFMKICVFVFAFVIPVLIIIVCYTLMILRLKSVRLLSGSREKDRNLRRITKLVLVVVAVFIICWTPIHIFILVEALGSTSHSTAALSSYYFCIALGYTNSSLNPVLYAFLDENFKRCFRDFCFPIKMRMERQSTNRVRNTVQDPASMRDVGGMNKPV
UniProt	P33534
Protein Data Bank	N/A
GPCR-HGmod model	N/A
3D structure model	No available structures or models
BioLiP	N/A
Therapeutic Target Database	N/A
ChEMBL	CHEMBL4329
IUPHAR	318
DrugBank	N/A

Ligand

Name	Norbinaltorphimine
Molecular formula	C40H43N3O6
IUPAC name	(1S,2S,7S,8S,12R,20R,24R,32R)-11,33-bis(cyclopropylmethyl)-19,25-dioxa-11,22,33-triazaundecacyclo[24.9.1.18,14.01,24.02,32.04,23.05,21.07,12.08,20.030,36.018,37]heptatriaconta-4(23),5(21),14(37),15,17,26,28,30(36)-octaene-2,7,17,27-tetrol
Molecular weight	661.799
Hydrogen bond acceptor	8
Hydrogen bond donor	5
XlogP	3.2
Synonyms	(-)-norbinaltorphimine 4,8:11,15-Dimethano-20H-bisbenzofuro(2,3-a:3',2'-i)dipyrido(4,3-b:3',4'-h)carbazole-1,8a,10a,18-tetrol,7,12-bis(cyclopropylmethyl)-5,6,7,8,9,10,11,12,13,14,19a,20b-dodecahydro-20-methyl-, (8R-(4bR,8a CCG-204890 LS-62008 NOR-BNI (HCI)2 CHEMBL573214 NCGC00024547-04 PDSP2_001420 4,8:11,15-Dimethano-20H-bisbenzofuro(2,3-a:3',2'-i)dipyrido(4,3-b:3',4'-h)carbazole-1,8a,10a,18-tetrol, 7,12-bis(cyclopropylmethyl)-5,6,7,8,9,10,11,12,13,14,19a,20b-dodecahydro-, (4bS,8R,8aS,10aS,11R,14aS,19aR,20bR)- C18130 Lopac0_000806 nor-Binaltorphimine UNII-36OOQ86QM1 11,12,13,14,19a,20b-dodecahydro-, (4bS,8R,8aS,10aS,11R,14aS,19aR,20bR)- 4,8:11,15-Dimethano-20H-bisbenzofuro[2,3-a:3',2'-i]dipyrido[4,3-b:3',4'-h]carbazole-1,8a,10a,18-tetrol, 7,12-bis(cyclopropylmethyl)-5,6,7,8,9,10,11,12,13,14,19a,20b-dodecahydro-, (4bS,8R,8aS,10aS,11R, CHEBI:81529 NCGC00024547-02 17,17'-Bis(cyclopropylmethyl)-6,6',7,7'-tetradehydro-4,5alpha:4',5'alpha-diepoxy-6,6'-imino-7,7'-bi(morphinan)-3,3',14,14'-tetrol APSUXPSYBJVPPS-YAUKWVCOSA-N D05QJS NCGC00024547-06 SCHEMBL12013206 ZINC3995590 4,8:11,15-Dimethano-20H-bisbenzofuro(2,3-a:3',2'-i)dipyrido(4,3-b:3',4'-h)carbazole-1,8a,10a,18-tetrol, 7,12-bis(cyclopropylmethyl)-5,6,7,8,9,10,11,12,13,14,19a,20b-dodecahydro-20-methyl-, (8R-(4bR,8alpha,8abeta,10aalpha,11beta,14aR,19aalpha,20bbeta))- C40H43N3O6 lpha,8abeta,10aalpha,11beta,14aR,19aalpha,20bbeta))- 4,8:11,15-dimethano-20H-bisbenzofuro[2,3-a:3',2'-i]dipyrido[3,4-h:4',3'-b]carbazole-1,8a,10a,18-tetrol, 7,12-bis(cyclopropylmethyl)-5,6,7,8,9,10, Nor-bni 14aS,19aR,20bR)- (9CI) 4,8:11,15-Dimethano-20H-bisbenzofuro[2,3-a:3',2'-i]dipyrido[4,3-b:3',4'-h]carbazole-1,8a,10a,18-tetrol, 7,12-bis(cyclopropylmethyl)-5,6,7,8,9,10,11,12,13,14,19a,20b-dodecahydro-, [8R-(4bS,8alpha,8abe NCGC00024547-03 NorBNI 36OOQ86QM1 BDBM82551 GTPL1642 Nor-Binaltorphamine ta,10aalpha,11beta,14aS,19aalpha,20bbeta)]- [ Show all ]
Inchi Key	APSUXPSYBJVPPS-YAUKWVCOSA-N
Inchi ID	InChI=1S/C40H43N3O6/c44-25-7-5-21-13-27-39(46)15-23-24-16-40(47)28-14-22-6-8-26(45)34-30(22)38(40,10-12-43(28)18-20-3-4-20)36(49-34)32(24)41-31(23)35-37(39,29(21)33(25)48-35)9-11-42(27)17-19-1-2-19/h5-8,19-20,27-28,35-36,41,44-47H,1-4,9-18H2/t27-,28-,35+,36+,37+,38+,39-,40-/m1/s1
PubChem CID	5480230
ChEMBL	CHEMBL573214
IUPHAR	1642
BindingDB	82551
DrugBank	N/A
Structure SDF download
Lipinski's druglikeness	This ligand is heavier than 500 daltons.

Experimental Data

Parameter	Value	Reference	Database source
Bmax	21.0 fmol/mg	PMID17702750	ChEMBL
IC50	1.25893 nM	PMID8393575	IUPHAR
Kd	1.65 nM	PMID17702750	BindingDB,ChEMBL

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