Structure of PDB 1va6 Chain A Binding Site BS02

Receptor Information
>1va6 Chain A (length=507) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MIPDVSQALAWLEKHPQALKGIQRGLERETLRVNADGTLATTGHPEALGS
ALTHKWITTDFAEALLEFITPVDGDIEHMLTFMRDLHRYTARNMGDERMW
PLSMPSYIAEGQDIELAQYGTSNTGRFKTLYREGLKNRYGALMQTISGVH
YNFSLPMAFWQAKSGDISGADAKEKISAGYFRVIRNYYRFGWVIPYLFGA
SPAISSSFLTSLPFEKTESGMYYLPYATSLRLSDLGYTNKSQSNLGITFN
DLYEYVAGLKQAIKTPSEEYAKIGIEKDGKRLQINSNVLQIENELYAPIR
PKRVTRSGESPSDALLRGGIEYIEVRSLDINPFSPIGVDEQQVRFLDLFM
VWCALADAPEMSSSELACTRVNWNRVILEGRKPGLTLGIGCETAQFPLPQ
VGKDLFRDLKRVAQTLDSINGGEAYQKVCDELVACFDNPDLTFSARILRS
MIDTTGKAFAEAYRNLLREEPLEILREEDFVAEREASERRQQEMEAADTE
PFAVWLE
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain1va6 Chain A Residue 523 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1va6 Crystal structure of gamma-glutamylcysteine synthetase: insights into the mechanism of catalysis by a key enzyme for glutathione homeostasis
Resolution2.1 Å
Binding residue
(original residue number in PDB)		E27 H150 E328
Binding residue
(residue number reindexed from 1)		E27 H150 E324
Annotation score1
Enzymatic activity
Enzyme Commision number 6.3.2.2: glutamate--cysteine ligase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004357 glutamate-cysteine ligase activity
GO:0005524 ATP binding
GO:0016874 ligase activity
GO:0016879 ligase activity, forming carbon-nitrogen bonds
GO:0046872 metal ion binding
Biological Process
GO:0006750 glutathione biosynthetic process
GO:0006972 hyperosmotic response
GO:0071243 cellular response to arsenic-containing substance
GO:0071288 cellular response to mercury ion
Cellular Component
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1va6, PDBe:1va6, PDBj:1va6
PDBsum1va6
PubMed15477603
UniProtP0A6W9|GSH1_ECOLI Glutamate--cysteine ligase (Gene Name=gshA)

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