Structure of PDB 5xkm Chain E

Receptor sequence
>5xkmE (length=319) Species: 9606 (Homo sapiens) [Search protein sequence]
IQPVAAIDSNFASFTYTPRSLPEDDTSMAILSMLQDMNFINNYKIDCPTL
ARFCLMVKKGYRDPPYHNWMHAFSVSHFCYLLYKNLELTNYLEDIEIFAL
FISCMCHDLDHRGTNNSFQVASSEGSVMERHHFAQAIAILNTHGCNIFDH
FSRKDYQRMLDLMRDIILATDLAHHLRIFKDLQKMAEVGYDRNNKQHHRL
LLCLLMTSCDLSDQTKGWKTTRKIAELIYKEFFSQGDLEKAMGNRPMEMM
DREKAYIPELQISFMEHIAMPIYKLLQDLFPKAAELYERVASNREHWTKV
SHKFTIRGLPSNNSLDFLD
3D structure
PDB5xkm Discovery of an Orally Bioavailable, Brain-Penetrating, in Vivo Active Phosphodiesterase 2A Inhibitor Lead Series for the Treatment of Cognitive Disorders.
ChainE
Resolution2.16 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.1.4.17: 3',5'-cyclic-nucleotide 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 E H660 H696 D697 D808 H71 H107 D108 D210
BS02 87R E H656 T768 L770 H773 T805 D808 L809 I826 F830 F862 H67 T170 L172 H175 T207 D210 L211 I228 F232 F264 MOAD: ic50=24nM
BindingDB: IC50=53nM
Gene Ontology
Molecular Function
GO:0004114 3',5'-cyclic-nucleotide phosphodiesterase activity
GO:0008081 phosphoric diester hydrolase activity
Biological Process
GO:0007165 signal transduction

View graph for
Molecular Function

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Biological Process
External links
PDB RCSB:5xkm, PDBe:5xkm, PDBj:5xkm
PDBsum5xkm
PubMed28759228
UniProtO00408|PDE2A_HUMAN cGMP-dependent 3',5'-cyclic phosphodiesterase (Gene Name=PDE2A)

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