Structure of PDB 4yqm Chain B

Receptor sequence
>4yqmB (length=237) Species: 9606 (Homo sapiens) [Search protein sequence]
SARSLGKGSAPPGPVPEGSIRIYSMRFCPFAERTRLVLKAKGIRHEVINI
NLKNKPEWFFKKNPFGLVPVLENSQGQLIYESAITCEYLDEAYPGKKLLP
DDPYEKACQKMILELFSKVPSLVGSFIRSQNKEDYAGLKEEFRKEFTKLE
EVLTNKKTTFFGGNSISMIDYLIWPWFERLEAMKLNECVDHTPKLKLWMA
AMKEDPTVSALLTSEKDWQGFLELYLQNSPEACDYGL
3D structure
PDB4yqm Mechanistic evaluation and transcriptional signature of a glutathione S-transferase omega 1 inhibitor.
ChainB
Resolution2.38 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.20.4.2: methylarsonate reductase.
1.8.5.1: glutathione dehydrogenase (ascorbate).
2.5.1.18: glutathione transferase.
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 4G9 B C32 P33 F34 P124 W222 Y229 C28 P29 F30 P120 W218 Y225 BindingDB: Ki=440nM,IC50=130nM
Gene Ontology
Molecular Function
GO:0004364 glutathione transferase activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0016740 transferase activity
GO:0045174 glutathione dehydrogenase (ascorbate) activity
GO:0050610 methylarsonate reductase activity
Biological Process
GO:0006749 glutathione metabolic process
GO:0010880 regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
GO:0010881 regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion
GO:0014810 positive regulation of skeletal muscle contraction by regulation of release of sequestered calcium ion
GO:0019852 L-ascorbic acid metabolic process
GO:0042178 xenobiotic catabolic process
GO:0060315 negative regulation of ryanodine-sensitive calcium-release channel activity
GO:0060316 positive regulation of ryanodine-sensitive calcium-release channel activity
GO:0071243 cellular response to arsenic-containing substance
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4yqm, PDBe:4yqm, PDBj:4yqm
PDBsum4yqm
PubMed27703239
UniProtP78417|GSTO1_HUMAN Glutathione S-transferase omega-1 (Gene Name=GSTO1)

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