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GPCR

NameCholecystokinin receptor type A
SpeciesHomo sapiens (Human)
GeneCCKAR
Synonymcholecystokinin-1 receptor
CCK1-R
CCK1 receptor
CCK-AR
CCK-A receptor
[ Show all ]
DiseasePancreatic cancer; Obesity
Eating disorder
Pancreatic disease
Gallstone prophylaxis; Obesity
Gastrointestinal disease
[ Show all ]
Length428
Amino acid sequenceMDVVDSLLVNGSNITPPCELGLENETLFCLDQPRPSKEWQPAVQILLYSLIFLLSVLGNTLVITVLIRNKRMRTVTNIFLLSLAVSDLMLCLFCMPFNLIPNLLKDFIFGSAVCKTTTYFMGTSVSVSTFNLVAISLERYGAICKPLQSRVWQTKSHALKVIAATWCLSFTIMTPYPIYSNLVPFTKNNNQTANMCRFLLPNDVMQQSWHTFLLLILFLIPGIVMMVAYGLISLELYQGIKFEASQKKSAKERKPSTTSSGKYEDSDGCYLQKTRPPRKLELRQLSTGSSSRANRIRSNSSAANLMAKKRVIRMLIVIVVLFFLCWMPIFSANAWRAYDTASAERRLSGTPISFILLLSYTSSCVNPIIYCFMNKRFRLGFMATFPCCPNPGPPGARGEVGEEEEGGTTGASLSRFSYSHMSASVPPQ
UniProtP32238
Protein Data Bank1d6g
GPCR-HGmod modelP32238
3D structure modelThis structure is from PDB ID 1d6g.
BioLiPBL0007611
Therapeutic Target DatabaseT28330
ChEMBLCHEMBL1901
IUPHAR76
DrugBankBE0000402

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
SynonymsCCK-Opioid Peptide, 7
D03EPA
BDBM21137
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
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
EC50295.12 nMPMID16686530ChEMBL
EC50300.0 nMPMID16686530BindingDB,ChEMBL
Emax7.1 %PMID16686530ChEMBL
IC5097.72 nMPMID16686530ChEMBL
Ki98.0 nMPMID16686530BindingDB,ChEMBL

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