Reviewed, UniProtKB/Swiss-Prot Q1BUZ9 (ILVC_BURCA)

Names and origin

Protein names

Recommended name:
    Ketol-acid reductoisomerase
    EC=1.1.1.86
Alternative name(s):
    Acetohydroxy-acid isomeroreductase
    Alpha-keto-beta-hydroxylacil reductoisomerase

Gene names

Name:	ilvC
Ordered Locus Names:	Bcen_1652

Organism

Burkholderia cenocepacia (strain AU 1054) [Complete proteome] [HAMAP]

Taxonomic identifier

331271 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Betaproteobacteria › Burkholderiales › Burkholderiaceae › Burkholderia › Burkholderia cepacia complex

Protein attributes

Sequence length	338 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
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. (2R,3R)-2,3-dihydroxy-3-methylpentanoate + NADP(+) = (S)-2-hydroxy-2-ethyl-3-oxobutanoate + NADPH.
Pathway	Amino-acid biosynthesis; L-isoleucine biosynthesis; L-isoleucine from 2-oxobutanoate: step 2/4. Amino-acid biosynthesis; L-valine biosynthesis; L-valine from pyruvate: step 2/4.
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	isoleucine biosynthetic process Inferred from electronic annotation. Source: HAMAP oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW valine biosynthetic process Inferred from electronic annotation. Source: HAMAP
Molecular function	binding Inferred from electronic annotation. Source: InterPro ketol-acid reductoisomerase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 338	338	Ketol-acid reductoisomerase		PRO_0000252752
Sites
	Active site	107	1	Potential

Sequences

	Sequence		Length	Mass (Da)
	Q1BUZ9-1 [UniParc]. Last modified July 11, 2006. Version 1. Checksum: 86C9A517B9CDD5AD	FASTA	338	36,311
	10 20 30 40 50 60 MNVFYDKDAD LSLIKGKQVT IIGYGSQGHA HALNLKDSGV NVTVGLRKGG ASWSKAENAG 70 80 90 100 110 120 LSVKEVAEAV KGADVVMMLL PDEQIADVYA KEVHANIKQG AALAFAHGFN VHYGQVIPRA 130 140 150 160 170 180 DLDVIMIAPK APGHTVRGTY SQGGGVPHLI AVAQNKSGAA RDIALSYAAA NGGGRAGIIE 190 200 210 220 230 240 TNFREETETD LFGEQAVLCG GTVELIKAGF ETLVEAGYAP EMAYFECLHE LKLIVDLIYE 250 260 270 280 290 300 GGIANMNYSI SNNAEYGEYV TGPRVVTEET KKAMKQCLTD IQTGEYAKSF ILENKAGAPT 310 320 330 LQSRRRLTAE HQIEQVGAKL RAMMPWIAKN KLVDQTKN

References

[1]

"Complete sequence of chromosome 1 of Burkholderia cenocepacia AU 1054." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M. , Hauser L., Kyrpides N., Lykidis A., LiPuma J.J., Konstantinidis K., Tiedje J.M., Richardson P. Submitted (MAY-2006) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000378 Genomic DNA. Translation: ABF76556.1.
RefSeq	YP_621529.1.
3D structure databases
SMR	Q1BUZ9. Positions 1-327.
ModBase	Search...
Genome annotation databases
GeneID	4093522.
GenomeReviews	Gene locus Bcen_1652 in contig CP000378_GR.
KEGG	bcn:Bcen_1652.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q1BUZ9.
Enzyme and pathway databases
BioCyc	BCEN331271:BCEN_1652-MON.
Family and domain databases
HAMAP	MF_00435. [Tree]
InterPro	IPR013023. AcH_isomrdctse. IPR000506. AcH_isomrdctse_C. IPR013116. IlvN. IPR016040. NAD(P)-bd. [Graphical view]
Gene3D	G3DSA:3.40.50.720. NAD(P)-bd. 1 hit.
PANTHER	PTHR21371. AcH_isomrdctse. 1 hit.
Pfam	PF01450. IlvC. 1 hit. PF07991. IlvN. 1 hit. [Graphical view]
TIGRFAMs	TIGR00465. ilvC. 1 hit.
ProtoNet	Search...

Entry information

Entry name

ILVC_BURCA

Accession

Primary (citable) accession number: Q1BUZ9

Entry history

Integrated into UniProtKB/Swiss-Prot:	October 17, 2006
Last sequence update:	July 11, 2006
Last modified:	November 25, 2008
This is version 21 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)