Structure of PDB 4xdy Chain B Binding Site BS04

Receptor Information
>4xdy Chain B (length=331) Species: 285389 (uncultured archaeon GZfos26G2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MEILHDEDVDDSILRDKTIAVMGYGAQGDAQANCLKDSGINVVIGETEIL
GGNKNPSWEKAKEDGFEVLPIDKAAEKGDVVHILLPDEVQPAIYENQIKP
QLKAGKALCFSHGFNICFKRIVPPEDVDVIMVAPKAPGTEERKAYLEGFG
VPGLVAVKQNPSGEAREVALAMTKAMHWTKAGILECTFEQETYEDLFGEQ
CVLCGGLVELMRNGFEVLVEAGYPPEMAYFECVHEMKLIVDLVWQGGIKR
MAEVISNTAEYGMWAVGHQIIGPEVKEKMKEALKRVENGEFANEWVDEYK
RGIPFLKASREKMGEHQVETVGAEIRKLFAQ
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 chain4xdy Chain B Residue 402 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4xdy Cofactor specificity motifs and the induced fit mechanism in class I ketol-acid reductoisomerases.
Resolution1.535 Å
Binding residue
(original residue number in PDB)		D195 E199
Binding residue
(residue number reindexed from 1)		D195 E199
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) K135 D195 E199
Catalytic site (residue number reindexed from 1) K135 D195 E199
Enzyme Commision number 1.1.1.382: ketol-acid reductoisomerase (NAD(+)).
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004455 ketol-acid reductoisomerase activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0050661 NADP binding
Biological Process
GO:0008652 amino acid biosynthetic process
GO:0009082 branched-chain amino acid biosynthetic process
GO:0009097 isoleucine biosynthetic process
GO:0009099 L-valine biosynthetic process

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Molecular Function
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Biological Process
External links
PDB RCSB:4xdy, PDBe:4xdy, PDBj:4xdy
PDBsum4xdy
PubMed25849365
UniProtQ64BR7|ILVC_UNCAG Ketol-acid reductoisomerase (NAD(+)) (Gene Name=ilvC)

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