Structure of PDB 3ik9 Chain A

Receptor sequence
>3ik9A (length=219) Species: 9606 (Homo sapiens) [Search protein sequence]
AEKPKLHYFNGRGRMESTRWLLAAAGVEFEEKFIKSAEDLDKLRNDGYLM
FQQVPMVEIDGMKLVQTRAILNYIASKYNLYGKDIKERALIDMYIEGIAD
LGEMIIMLPFCPPEEKDAKLALIKEKIKNRYFPAFEKVLKSHGQDYLVGN
KLSRADIHLVELLYYVEELDSSLISSFPLLKALKTRISNLPTVKKFLQPG
SPRKPPPDEIYVRTVYNIF
3D structure
PDB3ik9 Substrate specificity combined with stereopromiscuity in glutathione transferase A4-4-dependent metabolism of 4-hydroxynonenal.
ChainA
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) Y9 R15 R20
Catalytic site (residue number reindexed from 1) Y8 R14 R19
Enzyme Commision number 1.11.1.-
2.5.1.18: glutathione transferase.
5.3.3.-
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 BOB A Y9 R15 R45 Q54 V55 Q67 T68 F111 Y212 F220 Y8 R14 R44 Q53 V54 Q66 T67 F110 Y211 F219
BS02 BOB A D101 R131 D100 R130
Gene Ontology
Molecular Function
GO:0004364 glutathione transferase activity
GO:0004601 peroxidase activity
GO:0004602 glutathione peroxidase activity
GO:0004769 steroid delta-isomerase activity
GO:0005504 fatty acid binding
GO:0005515 protein binding
GO:0016740 transferase activity
GO:0016853 isomerase activity
Biological Process
GO:0006629 lipid metabolic process
GO:0006693 prostaglandin metabolic process
GO:0006749 glutathione metabolic process
GO:0006805 xenobiotic metabolic process
GO:0030855 epithelial cell differentiation
GO:0043651 linoleic acid metabolic process
GO:0098869 cellular oxidant detoxification
GO:1901687 glutathione derivative biosynthetic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0070062 extracellular exosome

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Molecular Function
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Cellular Component
External links
PDB RCSB:3ik9, PDBe:3ik9, PDBj:3ik9
PDBsum3ik9
PubMed20085333
UniProtP08263|GSTA1_HUMAN Glutathione S-transferase A1 (Gene Name=GSTA1)

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