Q73BA1 (ILVC1_BACC1) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Ketol-acid reductoisomerase 1
EC=1.1.1.86

Alternative name(s):
Acetohydroxy-acid isomeroreductase 1
Alpha-keto-beta-hydroxylacil reductoisomerase 1

Gene names

Name:	ilvC1
Ordered Locus Names:	BCE_1519

Organism

Bacillus cereus (strain ATCC 10987) [Complete proteome] [HAMAP]

Taxonomic identifier

222523 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus › Bacillus cereus group

Protein attributes

Sequence length	336 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	(R)-2,3-dihydroxy-3-methylbutanoate + NADP+ = (S)-2-hydroxy-2-methyl-3-oxobutanoate + NADPH. HAMAP MF_00435 (2R,3R)-2,3-dihydroxy-3-methylpentanoate + NADP+ = (S)-2-hydroxy-2-ethyl-3-oxobutanoate + NADPH. HAMAP MF_00435
Pathway	Amino-acid biosynthesis; L-isoleucine biosynthesis; L-isoleucine from 2-oxobutanoate: step 2/4. HAMAP MF_00435 Amino-acid biosynthesis; L-valine biosynthesis; L-valine from pyruvate: step 2/4. HAMAP MF_00435
Sequence similarities	Belongs to the ketol-acid reductoisomerase family.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Branched-chain amino acid biosynthesis
Ligand	NADP
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	branched chain family amino acid biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	coenzyme binding Inferred from electronic annotation. Source: InterPro ketol-acid reductoisomerase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 336	336	Ketol-acid reductoisomerase 1 HAMAP MF_00435		PRO_0000151272
Sites
	Active site	107	1	Potential

Sequences

	Sequence		Length	Mass (Da)
	Q73BA1 [UniParc]. Last modified July 5, 2004. Version 1. Checksum: 3E5468754EBBDFE6	FASTA	336	36,741
	10 20 30 40 50 60 MAKVYYEKDV TVNVLKEKKV AIIGYGSQGH AHAQNLRDNG FDVVVGLRKG KSWDKAKEDG 70 80 90 100 110 120 FSVYTVAEAA KQADVVMILL PDELQPEVYE AEIAPNLQAG NSLVFAHGFN VHFDQVKPPA 130 140 150 160 170 180 NVDVFLVAPK GPGHLVRRTF SEGGAVPALF AVYQDATGVA TEKALSYADG IGATRAGVLE 190 200 210 220 230 240 TTFKEETETD LFGEQAVLCG GVTALVKAGF ETLVDAGYQP ELAYFECLHE LKLIVDLMYE 250 260 270 280 290 300 GGLENMRYSV SDTAQWGDFV SGPRVVTEDT KKAMGTVLAE IQDGTFARGW IAEHKAGRPN 310 320 330 FHATNEKENE HEIEVVGRKL REMMPFVQPR VKVGMK

References

[1]

"The genome sequence of Bacillus cereus ATCC 10987 reveals metabolic adaptations and a large plasmid related to Bacillus anthracis pXO1." Rasko D.A., Ravel J., Oekstad O.A., Helgason E., Cer R.Z., Jiang L., Shores K.A., Fouts D.E., Tourasse N.J., Angiuoli S.V., Kolonay J.F., Nelson W.C., Kolstoe A.-B., Fraser C.M., Read T.D. Nucleic Acids Res. 32:977-988(2004) [PubMed: 14960714] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 10987.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE017194 Genomic DNA. Translation: AAS40448.1.
RefSeq	NP_977840.1. NC_003909.8.
3D structure databases
ProteinModelPortal	Q73BA1.
SMR	Q73BA1. Positions 3-327.
ModBase	Search...
Protein-protein interaction databases
STRING	Q73BA1.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBBACT00000026879; EBBACP00000026229; EBBACG00000026870.
GeneID	2750071.
GenomeReviews	Gene locus BCE_1519 in contig AE017194_GR.
KEGG	bca:BCE_1519.
PATRIC	18851882. VBIBacCer118379_1445.
TIGR	BCE_1519.
Phylogenomic databases
eggNOG	COG0059.
GeneTree	EBGT00050000000943.
HOGENOM	HBG286525.
OMA	MAYAKGI.
ProtClustDB	PRK05479.
Enzyme and pathway databases
BioCyc	BCER405917:BCE_1519-MONOMER.
Family and domain databases
HAMAP	MF_00435. IlvC. [Tree]
InterPro	IPR008927. 6-PGluconate_DH_C-like. IPR013023. AcH_isomrdctse. IPR000506. AcH_isomrdctse_C. IPR013328. DH_multihelical. IPR013116. IlvN. [Graphical view]
Gene3D	G3DSA:1.10.1040.10. Opine_DH. 1 hit.
KO	K00053.
PANTHER	PTHR21371. AcH_isomrdctse. 1 hit.
Pfam	PF01450. IlvC. 1 hit. PF07991. IlvN. 1 hit. [Graphical view]
SUPFAM	SSF48179. 6DGDH_C_like. 1 hit.
TIGRFAMs	TIGR00465. IlvC. 1 hit.
ProtoNet	Search...

Entry information

Entry name

ILVC1_BACC1

Accession

Primary (citable) accession number: Q73BA1

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 19, 2004
Last sequence update:	July 5, 2004
Last modified:	January 25, 2012
This is version 58 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program