Structure of PDB 4is0 Chain A Binding Site BS01

Receptor Information
>4is0 Chain A (length=238) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ESARSLGKGSAPPGPVPEGSIRIYSMRFAPFAERTRLVLKAKGIRHEVIN
INLKNKPEWFFKKNPFGLVPVLENSQGQLIYESAITCEYLDEAYPGKKLL
PDDPYEKACQKMILELFSKVPSLVGSFIRSQNKEDYAGLKEEFRKEFTKL
EEVLTNKKTTFFGGNSISMIDYLIWPWFERLEAMKLNECVDHTPKLKLWM
AAMKEDPTVSALLTSEKDWQGFLELYLQNSPEACDYGL
Ligand information
Ligand IDGDS
InChIInChI=1S/C20H32N6O12S2/c21-9(19(35)36)1-3-13(27)25-11(17(33)23-5-15(29)30)7-39-40-8-12(18(34)24-6-16(31)32)26-14(28)4-2-10(22)20(37)38/h9-12H,1-8,21-22H2,(H,23,33)(H,24,34)(H,25,27)(H,26,28)(H,29,30)(H,31,32)(H,35,36)(H,37,38)/t9-,10-,11-,12-/m0/s1
InChIKeyYPZRWBKMTBYPTK-BJDJZHNGSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(CC(=O)N[C@@H](CSSC[C@@H](C(=O)NCC(=O)O)NC(=O)CC[C@@H](C(=O)O)N)C(=O)NCC(=O)O)[C@@H](C(=O)O)N
CACTVS 3.341N[CH](CCC(=O)N[CH](CSSC[CH](NC(=O)CC[CH](N)C(O)=O)C(=O)NCC(O)=O)C(=O)NCC(O)=O)C(O)=O
CACTVS 3.341N[C@@H](CCC(=O)N[C@@H](CSSC[C@H](NC(=O)CC[C@H](N)C(O)=O)C(=O)NCC(O)=O)C(=O)NCC(O)=O)C(O)=O
OpenEye OEToolkits 1.5.0C(CC(=O)NC(CSSCC(C(=O)NCC(=O)O)NC(=O)CCC(C(=O)O)N)C(=O)NCC(=O)O)C(C(=O)O)N
ACDLabs 10.04O=C(NC(C(=O)NCC(=O)O)CSSCC(C(=O)NCC(=O)O)NC(=O)CCC(C(=O)O)N)CCC(C(=O)O)N
FormulaC20 H32 N6 O12 S2
NameOXIDIZED GLUTATHIONE DISULFIDE
ChEMBLCHEMBL1372
DrugBankDB03310
ZINCZINC000003870129
PDB chain4is0 Chain A Residue 903 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB4is0 Structural insights into omega-class glutathione transferases: a snapshot of enzyme reduction and identification of a non-catalytic ligandin site.
Resolution1.721 Å
Binding residue
(original residue number in PDB)		A32 F34 L56 K57 K59 L71 V72 E85 S86 W222 Y229
Binding residue
(residue number reindexed from 1)		A29 F31 L53 K54 K56 L68 V69 E82 S83 W219 Y226
Annotation score4
Enzymatic activity
Enzyme Commision number 1.20.4.2: methylarsonate reductase.
1.8.5.1: glutathione dehydrogenase (ascorbate).
2.5.1.18: glutathione transferase.
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

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4is0, PDBe:4is0, PDBj:4is0
PDBsum4is0
PubMed23593192
UniProtP78417|GSTO1_HUMAN Glutathione S-transferase omega-1 (Gene Name=GSTO1)

[Back to BioLiP]