Structure of PDB 5yeq Chain B

Receptor sequence
>5yeqB (length=329) Species: 2285 (Sulfolobus acidocaldarius) [Search protein sequence]
AKIYTDKDVSLDVIKEKRVAVLGYGSQGRAWALNLRDSGIKVSVGLEREG
NSWKQAENDGFKPLRTEEAVRNSDIIIFLLPDMIQRTVYLERVKPYLKEG
MDLVFAHGFNIHYRLIEPPSNVDVYMIAPKAPGPIVREYFAKGGGVPALV
ATYQDHSGKALQKALAVAKAIGATRAGVIETTFKEETETDLFGEQVDLVG
GVMQLMRYAFQTLVEAGYQPEVAYFETINEMKLIVDLVYEKGFSGMLTAV
SDTAKYGGMTVGKMVIDESVKERMKKALDNIRSGKFAEKWVEEYGKGANT
IKEGMKEVDNSTEEKVGRSLRDIILRGKP
3D structure
PDB5yeq NADH/NADPH bi-cofactor-utilizing and thermoactive ketol-acid reductoisomerase from Sulfolobus acidocaldarius
ChainB
Resolution1.75 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.1.1.86: ketol-acid reductoisomerase (NADP(+)).
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 MG B E227 E231 E226 E230
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

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:5yeq, PDBe:5yeq, PDBj:5yeq
PDBsum5yeq
PubMed29739976
UniProtQ4J8K9|ILVC_SULAC Ketol-acid reductoisomerase (NADP(+)) (Gene Name=ilvC)

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