Structure of PDB 1afq Chain B Binding Site BS02

Receptor Information
>1afq Chain B (length=131) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTAAHCGVTTSDV
VVAGEFDQGSSSEKIQKLKIAKVFKNSKYNSLTINNDITLLKLSTAASFS
QTVSAVCLPSASDDFAAGTTCVTTGWGLTRY
Ligand information
Ligand ID0FG
InChIInChI=1S/C22H28FN3O2/c1-15(2)12-19(24)21(27)26-20(13-16-6-4-3-5-7-16)22(28)25-14-17-8-10-18(23)11-9-17/h3-11,15,19-20H,12-14,24H2,1-2H3,(H,25,28)(H,26,27)/t19-,20+/m1/s1
InChIKeyBCQKEAUFNXECKN-UXHICEINSA-N
SMILES
SoftwareSMILES
CACTVS 3.370CC(C)C[C@@H](N)C(=O)N[C@@H](Cc1ccccc1)C(=O)NCc2ccc(F)cc2
CACTVS 3.370CC(C)C[CH](N)C(=O)N[CH](Cc1ccccc1)C(=O)NCc2ccc(F)cc2
OpenEye OEToolkits 1.7.0CC(C)C[C@H](C(=O)N[C@@H](Cc1ccccc1)C(=O)NCc2ccc(cc2)F)N
ACDLabs 12.01Fc1ccc(cc1)CNC(=O)C(NC(=O)C(N)CC(C)C)Cc2ccccc2
OpenEye OEToolkits 1.7.0CC(C)CC(C(=O)NC(Cc1ccccc1)C(=O)NCc2ccc(cc2)F)N
FormulaC22 H28 F N3 O2
NameD-leucyl-N-(4-fluorobenzyl)-L-phenylalaninamide
ChEMBLCHEMBL4446943
DrugBank
ZINC
PDB chain1afq Chain B Residue 304 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1afq X-ray crystal structure of a dipeptide-chymotrypsin complex in an inhibitory interaction.
Resolution1.8 Å
Binding residue
(original residue number in PDB)
C122 L123 P124
Binding residue
(residue number reindexed from 1)
C107 L108 P109
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H57 D102
Catalytic site (residue number reindexed from 1) H42 D87
Enzyme Commision number 3.4.21.1: chymotrypsin.
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:1afq, PDBe:1afq, PDBj:1afq
PDBsum1afq
PubMed9692896
UniProtP00766|CTRA_BOVIN Chymotrypsinogen A

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