Structure of PDB 1k3l Chain A

Receptor sequence
>1k3lA (length=221) Species: 9606 (Homo sapiens) [Search protein sequence]
AEKPKLHYFNARGRMESTRWLLAAAGVEFEEKFIKSAEDLDKLRNDGYLM
FQQVPMVEIDGMKLVQTRAILNYIASKYNLYGKDIKERALIDMYIEGIAD
LGEMILLLPVCPPEEKDAKLALIKEKIKNRYFPAFEKVLKSHGQDYLVGN
KLSRADIHLVELLYYVEELDSSLISSFPLLKALKTRISNLPTVKKFLQPG
SPRKPPMDEKSLEEARKIFRF
3D structure
PDB1k3l 1.3-A resolution structure of human glutathione S-transferase with S-hexyl glutathione bound reveals possible extended ligandin binding site
ChainA
Resolution1.5 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 GTX A Y9 R15 R45 Q54 V55 Q67 T68 V111 L213 F220 Y8 R14 R44 Q53 V54 Q66 T67 V110 L212 F219
BS02 GTX 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:1k3l, PDBe:1k3l, PDBj:1k3l
PDBsum1k3l
PubMed12211029
UniProtP08263|GSTA1_HUMAN Glutathione S-transferase A1 (Gene Name=GSTA1)

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