Structure of PDB 4qh6 Chain A Binding Site BS01

Receptor Information
>4qh6 Chain A (length=215) Species: 5693 (Trypanosoma cruzi) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APAAVDWRARGAVTAVKDQGQCGSCWAFSAIGNVECQWFLAGHPLTNLSE
QMLVSCDKTDSGCSGGLMNNAFEWIVQENNGAVYTEDSYPYASGEGISPP
CTTSGHTVGATITGHVELPQDEAQIAAWLAVNGPVAVAVDASSWMTYTGG
VMTSCVSEQLDHGVLLVGYNDSAAVPYWIIKNSWTTQWGEEGYIRIAKGS
NQCLVKEEASSAVVG
Ligand information
Ligand ID33L
InChIInChI=1S/C18H21N3O2/c19-11-12-20-18(23)16(13-14-7-3-1-4-8-14)21-17(22)15-9-5-2-6-10-15/h1-10,16H,11-13,19H2,(H,20,23)(H,21,22)/t16-/m0/s1
InChIKeyWNPRWIUDHVJPCD-INIZCTEOSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6c1ccc(cc1)CC(C(=O)NCCN)NC(=O)c2ccccc2
CACTVS 3.385NCCNC(=O)[CH](Cc1ccccc1)NC(=O)c2ccccc2
ACDLabs 12.01O=C(NCCN)C(NC(=O)c1ccccc1)Cc2ccccc2
CACTVS 3.385NCCNC(=O)[C@H](Cc1ccccc1)NC(=O)c2ccccc2
OpenEye OEToolkits 1.7.6c1ccc(cc1)C[C@@H](C(=O)NCCN)NC(=O)c2ccccc2
FormulaC18 H21 N3 O2
NameN-(2-aminoethyl)-Nalpha-benzoyl-L-phenylalaninamide;
Nalpha-benzoyl-N-[(2Z)-2-iminoethyl]-L-phenylalaninamide, bound form
ChEMBL
DrugBank
ZINC
PDB chain4qh6 Chain A Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4qh6 Molecular Design, Synthesis and Trypanocidal Activity of Dipeptidyl Nitriles as Cruzain Inhibitors.
Resolution3.13 Å
Binding residue
(original residue number in PDB)
G23 C25 W26 G65 G66 L67 M68 D161
Binding residue
(residue number reindexed from 1)
G23 C25 W26 G65 G66 L67 M68 D161
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) Q19 C25 H162 N182
Catalytic site (residue number reindexed from 1) Q19 C25 H162 N182
Enzyme Commision number 3.4.22.51: cruzipain.
Gene Ontology
Molecular Function
GO:0008234 cysteine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:4qh6, PDBe:4qh6, PDBj:4qh6
PDBsum4qh6
PubMed26173110
UniProtP25779|CYSP_TRYCR Cruzipain

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