Structure of PDB 8k4h Chain A

Receptor sequence
>8k4hA (length=326) Species: 9606 (Homo sapiens) [Search protein sequence]
TEQEDVLAKELEDVNKWGLHVFRIAELSGNRPLTVIMHTIFQERDLLKTF
KIPVDTLITYLMTLEDHYHADVAYHNNIHAADVVQSTHVLLSTPALEAVF
TDLEILAAIFASAIHDVDHPGVSNQFLINTNSELALMYNDSSVLENHHLA
VGFKLLQEENCDIFQNLTKKQRQSLRKMVIDIVLATDMSKHMNLLADLKT
MVETKKVTSSGVLLLDNYSDRIQVLQNMVHCADLSNPTKPLQLYRQWTDR
IMEEFFRQGDRERERGMEISPMCDKHNASVEKSQVGFIDYIVHPLWETWA
DLVHPDAQDILDTLEDNREWYQSTIP
3D structure
PDB8k4h Drug repurposing and structure-based discovery of new PDE4 and PDE5 inhibitors.
ChainA
Resolution1.95 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.1.4.53: 3',5'-cyclic-AMP 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 H164 H200 D201 D318 H79 H115 D116 D233
BS02 R75 A H160 M273 D318 L319 F340 M357 F372 H75 M188 D233 L234 F255 M272 F287
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

View graph for
Biological Process
External links
PDB RCSB:8k4h, PDBe:8k4h, PDBj:8k4h
PDBsum8k4h
PubMed37918035
UniProtQ08499|PDE4D_HUMAN 3',5'-cyclic-AMP phosphodiesterase 4D (Gene Name=PDE4D)

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