A4JLS0 (KHSE_BURVG) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Homoserine kinase
Short name=HK
Short name=HSK
EC=2.7.1.39

Gene names

Name:	thrB
Ordered Locus Names:	Bcep1808_4243

Organism

Burkholderia vietnamiensis (strain G4 / LMG 22486) (Burkholderia cepacia (strain R1808)) [Complete proteome] [HAMAP]

Taxonomic identifier

269482 [NCBI]

Taxonomic lineage

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

Protein attributes

Sequence length	332 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + L-homoserine = ADP + O-phospho-L-homoserine. HAMAP MF_00301
Pathway	Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine from L-aspartate: step 4/5. HAMAP MF_00301
Sequence similarities	Belongs to the pseudomonas-type thrB family.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Threonine biosynthesis
Ligand	ATP-binding Nucleotide-binding
Molecular function	Kinase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	threonine biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW homoserine kinase 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 – 332	332	Homoserine kinase HAMAP MF_00301		PRO_1000022580

Sequences

	Sequence		Length	Mass (Da)
	A4JLS0 [UniParc]. Last modified May 1, 2007. Version 1. Checksum: 1A543AEE6B12AF5F	FASTA	332	37,323
	10 20 30 40 50 60 MAVFTAVSDS DLAQWMRHYE LGDVLAFRGI PSGIENSNFF LTTTRGEYVL TIFEKLTAEQ 70 80 90 100 110 120 LPFYLDLMRH LASHRVPVPD PVPRDDGALF GLLHGKPAAI VTKLDGAAEL APGVEHCIEV 130 140 150 160 170 180 GQMLARMHLA GRDYARQQPN LRSLPWWQEN VPAIVPFISD AQRALLESEL AHQAAFFASD 190 200 210 220 230 240 DYAALPSGPC HCDLFRDNVL FAHAAPGTGH DVRLGGFFDF YFAGCDKWLF DVAVTVNDWC 250 260 270 280 290 300 VDLATGVLDT ARADALLRAY QTVRPFTAEE RRHWSDMLRA GAYRFWVSRL YDFYLPRAAE 310 320 330 MLKPHDPGHF ERILRERIAH TPALPETHTA CN

References

[1]

"Complete sequence of chromosome 2 of Burkholderia vietnamiensis G4." 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., Tiedje J., Richardson P. Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: G4 / LMG 22486.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000615 Genomic DNA. Translation: ABO57223.1.
RefSeq	YP_001116688.1. NC_009255.1.
3D structure databases
ProteinModelPortal	A4JLS0.
ModBase	Search...
Protein-protein interaction databases
STRING	A4JLS0.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	4950460.
GenomeReviews	Gene locus Bcep1808_4243 in contig CP000615_GR.
KEGG	bvi:Bcep1808_4243.
PATRIC	19315949. VBIBurVie89221_2988.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG2334.
HOGENOM	HBG309377.
OMA	ICLNAWC.
ProtClustDB	PRK05231.
Enzyme and pathway databases
BioCyc	BVIE269482:BCEP1808_4243-MONOMER.
Family and domain databases
HAMAP	MF_00301. Homoser_kinase_2. [Tree]
InterPro	IPR002575. Aminoglycoside_PTrfase. IPR005280. Homoserine_kinase_ThrB. IPR011009. Kinase-like_dom. [Graphical view]
KO	K02204.
Pfam	PF01636. APH. 1 hit. [Graphical view]
SUPFAM	SSF56112. Kinase_like. 1 hit.
TIGRFAMs	TIGR00938. ThrB_alt. 1 hit.
ProtoNet	Search...

Entry information

Entry name

KHSE_BURVG

Accession

Primary (citable) accession number: A4JLS0

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	May 1, 2007
Last modified:	December 14, 2011
This is version 32 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program