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GPCR

NameGastrin/cholecystokinin type B receptor
SpeciesHomo sapiens (Human)
GeneCCKBR
SynonymCCK-B receptor
CCK-B receptor {ECO:0000303|PubMed:8415658}
CCK-B/gastrin receptor
CCK-BR
gastrin/cholecystokinin type B receptor
[ Show all ]
DiseaseDiagnostic imaging
Duodenal ulcers
Gastroesophageal reflux disease
Gastrointestinal disease
Intestine cancer
[ Show all ]
Length447
Amino acid sequenceMELLKLNRSVQGTGPGPGASLCRPGAPLLNSSSVGNLSCEPPRIRGAGTRELELAIRITLYAVIFLMSVGGNMLIIVVLGLSRRLRTVTNAFLLSLAVSDLLLAVACMPFTLLPNLMGTFIFGTVICKAVSYLMGVSVSVSTLSLVAIALERYSAICRPLQARVWQTRSHAARVIVATWLLSGLLMVPYPVYTVVQPVGPRVLQCVHRWPSARVRQTWSVLLLLLLFFIPGVVMAVAYGLISRELYLGLRFDGDSDSDSQSRVRNQGGLPGAVHQNGRCRPETGAVGEDSDGCYVQLPRSRPALELTALTAPGPGSGSRPTQAKLLAKKRVVRMLLVIVVLFFLCWLPVYSANTWRAFDGPGAHRALSGAPISFIHLLSYASACVNPLVYCFMHRRFRQACLETCARCCPRPPRARPRALPDEDPPTPSIASLSRLSYTTISTLGPG
UniProtP32239
Protein Data BankN/A
GPCR-HGmod modelP32239
3D structure modelThis predicted structure model is from GPCR-EXP P32239.
BioLiPN/A
Therapeutic Target DatabaseT05849
ChEMBLCHEMBL298
IUPHAR77
DrugBankBE0001158

Ligand

NameTyr-D-Phe-Gly-Trp-Nle-Asp-Phe-NH2
Molecular formulaC50H59N9O10
IUPAC name(3S)-3-[[(2S)-2-[[(2S)-2-[[2-[[(2R)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-phenylpropanoyl]amino]acetyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]hexanoyl]amino]-4-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-4-oxobutanoic acid
Molecular weight946.075
Hydrogen bond acceptor11
Hydrogen bond donor11
XlogP0.8
SynonymsBDBM21137
CHEMBL382051
(3S)-3-[(2S)-2-[(2S)-2-{2-[(2R)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-3-phenylpropanamido]acetamido}-3-(1H-indol-3-yl)propanamido]hexanamido]-3-{[(1S)-1-carbamoyl-2-phenylethyl]carbamoyl}propanoic acid
CCK-Opioid Peptide, 7
D03EPA
Inchi KeyDWHRPZRXNRDAQF-GEQJWKGNSA-N
Inchi IDInChI=1S/C50H59N9O10/c1-2-3-17-38(48(67)59-42(27-44(62)63)50(69)57-39(45(52)64)24-30-12-6-4-7-13-30)56-49(68)41(26-33-28-53-37-18-11-10-16-35(33)37)55-43(61)29-54-47(66)40(25-31-14-8-5-9-15-31)58-46(65)36(51)23-32-19-21-34(60)22-20-32/h4-16,18-22,28,36,38-42,53,60H,2-3,17,23-27,29,51H2,1H3,(H2,52,64)(H,54,66)(H,55,61)(H,56,68)(H,57,69)(H,58,65)(H,59,67)(H,62,63)/t36-,38-,39-,40+,41-,42-/m0/s1
PubChem CID11051303
ChEMBLCHEMBL382051
IUPHARN/A
BindingDB21137
DrugBankN/A

Structure

SDF download

2D structure
Lipinski's druglikenessThis ligand has more than 5 hydrogen bond donor.
This ligand has more than 10 hydrogen bond acceptor.
This ligand is heavier than 500 daltons.

Experimental Data

ParameterValueReferenceDatabase source
EC50107.15 nMPMID16686530ChEMBL
EC50110.0 nMPMID16686530BindingDB,ChEMBL
Emax9.5 %PMID16686530ChEMBL
IC5025.7 nMPMID16686530ChEMBL
Ki26.0 nMPMID16686530BindingDB,ChEMBL

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