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GPCR

NameSomatostatin receptor type 4
SpeciesHomo sapiens (Human)
GeneSSTR4
SynonymSS4R
SS4-R
SS-4-R
SRIF2B
SST4 receptor
DiseaseN/A
Length388
Amino acid sequenceMSAPSTLPPGGEEGLGTAWPSAANASSAPAEAEEAVAGPGDARAAGMVAIQCIYALVCLVGLVGNALVIFVILRYAKMKTATNIYLLNLAVADELFMLSVPFVASSAALRHWPFGSVLCRAVLSVDGLNMFTSVFCLTVLSVDRYVAVVHPLRAATYRRPSVAKLINLGVWLASLLVTLPIAIFADTRPARGGQAVACNLQWPHPAWSAVFVVYTFLLGFLLPVLAIGLCYLLIVGKMRAVALRAGWQQRRRSEKKITRLVLMVVVVFVLCWMPFYVVQLLNLFVTSLDATVNHVSLILSYANSCANPILYGFLSDNFRRFFQRVLCLRCCLLEGAGGAEEEPLDYYATALKSKGGAGCMCPPLPCQQEALQPEPGRKRIPLTRTTTF
UniProtP31391
Protein Data BankN/A
GPCR-HGmod modelP31391
3D structure modelThis predicted structure model is from GPCR-EXP P31391.
BioLiPN/A
Therapeutic Target DatabaseN/A
ChEMBLCHEMBL1853
IUPHAR358
DrugBankBE0009273

Ligand

NameCH-275
Molecular formulaC74H96N14O15S2
IUPAC name(4S,7R,10S,13R,19R,22S,34S)-34-amino-31-(4-aminobutyl)-13,25,28-tribenzyl-10,16-bis(1-hydroxyethyl)-7-(hydroxymethyl)-22-(1H-indol-3-ylmethyl)-6,9,12,15,18,21,24,27,30,33-decaoxo-19-[[4-[(propan-2-ylamino)methyl]phenyl]methyl]-1,2-dithia-5,8,11,14,17,20,23,26,29,32-decazacyclopentatriacontane-4-carboxylic acid
Molecular weight1485.79
Hydrogen bond acceptor20
Hydrogen bond donor18
XlogP1.6
SynonymsBDBM85080
L-Cys(1)-L-Lys-L-Phe-L-Phe-D-Trp-4-[(Isopropylamino)methyl]-L-Phe-L-Thr-L-Phe-L-Thr-L-Ser-L-Cys(1)-OH
CH275
Inchi KeySYHQUPOPQRNSKD-VCFRAZJESA-N
Inchi IDInChI=1S/C74H96N14O15S2/c1-42(2)77-37-49-29-27-48(28-30-49)35-57-69(97)87-62(43(3)90)72(100)84-58(34-47-22-12-7-13-23-47)70(98)88-63(44(4)91)73(101)85-60(39-89)71(99)86-61(74(102)103)41-105-104-40-52(76)64(92)79-54(26-16-17-31-75)65(93)80-55(32-45-18-8-5-9-19-45)66(94)81-56(33-46-20-10-6-11-21-46)67(95)83-59(68(96)82-57)36-50-38-78-53-25-15-14-24-51(50)53/h5-15,18-25,27-30,38,42-44,52,54-63,77-78,89-91H,16-17,26,31-37,39-41,75-76H2,1-4H3,(H,79,92)(H,80,93)(H,81,94)(H,82,96)(H,83,95)(H,84,100)(H,85,101)(H,86,99)(H,87,97)(H,88,98)(H,102,103)/t43?,44?,52-,54?,55?,56?,57-,58-,59+,60-,61-,62?,63+/m1/s1
PubChem CID91898918
ChEMBLN/A
IUPHARN/A
BindingDB85080
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
Ki4.3 nMPMID10433861BindingDB
Ki874.0 nMPMID9600011BindingDB

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