Structure of PDB 6iwi Chain A

Receptor sequence
>6iwiA (length=290) Species: 9606 (Homo sapiens) [Search protein sequence]
ETRELQSLAAAVVPSAQTLKITDFSFSDFELSDLETALCTIRMFTDLNLV
QNFQMKHEVLCRWILSVKKNYRKNVAYHNWRHAFNTAQCMFAALKAGKIQ
NKLTDLEILALLIAALSHDLDHRGVNNHSIMEHHHFDQCLMILNSPGNQI
LSGLSIEEYKTTLKIIKQAILATDLALYIKRRGEFFELIRKNQFNLEDPH
QKELFLAMLMTACDLSAITKPWPIQQRIAELVATEFFDQKNKIPSMQVGF
IDAICLQLYEALTHVSEDCFPLLDGCRKNRQKWQALAEQQ
3D structure
PDB6iwi Pharmacokinetics-Driven Optimization of 4(3 H)-Pyrimidinones as Phosphodiesterase Type 5 Inhibitors Leading to TPN171, a Clinical Candidate for the Treatment of Pulmonary Arterial Hypertension.
ChainA
Resolution2.155 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.1.4.35: 3',5'-cyclic-GMP phosphodiesterase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 ZN A H617 H653 D654 D764 H82 H118 D119 D214
BS02 B0C A F786 Q817 G819 F820 F236 Q247 G249 F250 BindingDB: Kd=0.820000nM,IC50=0.620000nM
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
View graph for
Biological Process
External links
PDB RCSB:6iwi, PDBe:6iwi, PDBj:6iwi
PDBsum6iwi
PubMed31021628
UniProtO76074|PDE5A_HUMAN cGMP-specific 3',5'-cyclic phosphodiesterase (Gene Name=PDE5A)

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