Structure of PDB 5k1i Chain H

Receptor sequence
>5k1iH (length=326) Species: 9606 (Homo sapiens) [Search protein sequence]
TEQEDVLAKELEDVNKWGLHVFRIAELSGNRPLTVIMHTIFQERDLLKTF
KIPVDTLITYLMTLEDHYHADVAYHNNIHAADVVQSTHVLLSTPALEAVF
TDLEILAAIFASAIHDVDHPGVSNQFLINTNSELALMYNDSSVLENHHLA
VGFKLLQEENCDIFQNLTKKQRQSLRKMVIDIVLATDMSKHMNLLADLKT
MVETKKVTSSGVLLLDNYSDRIQVLQNMVHCADLSNPTKPLQLYRQWTDR
IMEEFFRQGDRERERGMEISPMCDKHNASVEKSQVGFIDYIVHPLWETWA
DLVHPDAQDILDTLEDNREWYQSTIP
3D structure
PDB5k1i Biphenyl Pyridazinone Derivatives as Inhaled PDE4 Inhibitors: Structural Biology and Structure-Activity Relationships.
ChainH
Resolution2.61 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 6PT H M273 N321 T333 F340 Q369 F372 M188 N236 T248 F255 Q284 F287
BS02 ZN H H164 H200 D201 D318 H79 H115 D116 D233
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:5k1i, PDBe:5k1i, PDBj:5k1i
PDBsum5k1i
PubMed27933955
UniProtQ08499|PDE4D_HUMAN 3',5'-cyclic-AMP phosphodiesterase 4D (Gene Name=PDE4D)

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