Q81F27 (ILVC2_BACCR) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Ketol-acid reductoisomerase 2
EC=1.1.1.86

Alternative name(s):
Acetohydroxy-acid isomeroreductase 2
Alpha-keto-beta-hydroxylacil reductoisomerase 2

Gene names

Name:	ilvC2
Ordered Locus Names:	BC_1779

Organism

Bacillus cereus (strain ATCC 14579 / DSM 31)

Taxonomic identifier

226900 [NCBI]

Taxonomic lineage

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

Protein attributes

Sequence length	335 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 Reference 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 – 335	335	Ketol-acid reductoisomerase 2 HAMAP MF_00435		PRO_0000151275
Sites
	Active site	106	1	Potential

Sequences

	Sequence		Length	Mass (Da)
	Q81F27 [UniParc]. Last modified June 1, 2003. Version 1. Checksum: 07741D1B931B3E9F	FASTA	335	36,921
	10 20 30 40 50 60 MKTYYEKDAN VELLQGKTVA VVGYGSQGHA QAQNLRDSGV EVVVGVRPGK SYEVAKADGF 70 80 90 100 110 120 EVMSVSEAVR TAQVVQMLLP DEQQAHVYKA EVEENLREGQ MLLFSHGFNI HFGQINPPSY 130 140 150 160 170 180 VDVAMVAPKS PGHLVRRVFQ EGNGVPALVA VHQDATGTAL HVALAYAKGV GCTRAGVIET 190 200 210 220 230 240 TFQEETETDL FGEQAVLCGG VTALVKAGFE TLTEGGYRPE IAYFECLHEL KLIVDLMYEG 250 260 270 280 290 300 GLTTMRHSIS DTAEFGDYVT GSRIVTDETK KEMKRVLTEI QQGEFAKKWI LENQAGRPTY 310 320 330 NAMKKAEQNH QLEKVGAELR EMMSWIHAPK ELVKK

References

[1]

"Genome sequence of Bacillus cereus and comparative analysis with Bacillus anthracis." Ivanova N., Sorokin A., Anderson I., Galleron N., Candelon B., Kapatral V., Bhattacharyya A., Reznik G., Mikhailova N., Lapidus A., Chu L., Mazur M., Goltsman E., Larsen N., D'Souza M., Walunas T., Grechkin Y., Pusch G. , Haselkorn R., Fonstein M., Ehrlich S.D., Overbeek R., Kyrpides N.C. Nature 423:87-91(2003) [PubMed: 12721630] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 14579 / DSM 31.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE016877 Genomic DNA. Translation: AAP08753.1.
RefSeq	NP_831552.1. NC_004722.1.
3D structure databases
ProteinModelPortal	Q81F27.
SMR	Q81F27. Positions 1-326.
ModBase	Search...
Protein-protein interaction databases
STRING	Q81F27.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBBACT00000033925; EBBACP00000033131; EBBACG00000033916.
GeneID	1204128.
GenomeReviews	Gene locus BC_1779 in contig AE016877_GR.
KEGG	bce:BC1779.
PATRIC	32599323. VBIBacCer54481_1770.
Phylogenomic databases
eggNOG	COG0059.
GeneTree	EBGT00050000000943.
HOGENOM	HBG286525.
OMA	RPGKSYE.
PhylomeDB	Q81F27.
ProtClustDB	PRK13403.
Enzyme and pathway databases
BioCyc	BCER226900:BC_1779-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

ILVC2_BACCR

Accession

Primary (citable) accession number: Q81F27

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 19, 2004
Last sequence update:	June 1, 2003
Last modified:	January 25, 2012
This is version 61 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program