Structure of PDB 4ia0 Chain A Binding Site BS02

Receptor Information
>4ia0 Chain A (length=292) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EETRELQSLAAAVVPSAQTLKITDFSFSDFELSDLETALCTIRMFTDLNL
VQNFQMKHEVLCRWILSVKKNYRKNVAYHNWRHAFNTAQCMFAALKAGKI
QNKLTDLEILALLIAALSHDLDHRGVNNSQLYCHSIMEHHHFDQCLMILN
SPGNQILSGLSIEEYKTTLKIIKQAILATDLALYIKRRGEFFELIRKNQF
NLEDPHQKELFLAMLMTACDLSAITKPWPIQQRIAELVATEFFDNKIPSM
QVGFIDAICLQLYEALTHVSEDCFPLLDGCRKNRQKWQALAE
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain4ia0 Chain A Residue 902 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4ia0 Exploration of the 5-bromopyrimidin-4(3H)-ones as potent inhibitors of PDE5.
Resolution2.17 Å
Binding residue
(original residue number in PDB)		H617 H653 D654 D764
Binding residue
(residue number reindexed from 1)		H83 H119 D120 D220
Annotation score1
Enzymatic activity
Enzyme Commision number 3.1.4.35: 3',5'-cyclic-GMP phosphodiesterase.
Gene Ontology
Molecular Function
GO:0004114 3',5'-cyclic-nucleotide phosphodiesterase activity
GO:0008081 phosphoric diester hydrolase activity
Biological Process
GO:0007165 signal transduction

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Molecular Function
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Biological Process
External links
PDB RCSB:4ia0, PDBe:4ia0, PDBj:4ia0
PDBsum4ia0
PubMed23867165
UniProtO76074|PDE5A_HUMAN cGMP-specific 3',5'-cyclic phosphodiesterase (Gene Name=PDE5A)

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