Q63JD9 (KHSE_BURPS) 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:	BPSS1779

Organism

Burkholderia pseudomallei (Pseudomonas pseudomallei)

Taxonomic identifier

28450 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Betaproteobacteria › Burkholderiales › Burkholderiaceae › Burkholderia › pseudomallei group

Protein attributes

Sequence length	331 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 Reference 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 – 331	331	Homoserine kinase HAMAP MF_00301		PRO_0000172188

Sequences

	Sequence		Length	Mass (Da)
	Q63JD9 [UniParc]. Last modified October 25, 2004. Version 1. Checksum: 58716C289DEA937C	FASTA	331	36,760
	10 20 30 40 50 60 MAVFTAVSDA DLALWMRHYD LGDVVAFRGI PSGIENSNFF LTTTRGEYVL TIFENLTAGQ 70 80 90 100 110 120 LPFYVDLMSH LAKHGVPVPA PVARDDGTLF GELHGKPAAI VTKLEGAAQL APGVEHCVEV 130 140 150 160 170 180 GQMLARMHLA GRDYPRHQPN LRSLPWWRDT VPAIAPFVTG EQRALLEGEL AHQAAFFASD 190 200 210 220 230 240 DYAALPEGPC HCDLFRDNAL FAHAEPDTGH SVRLGGFFDF YFAGCDKWLF DVAVTVNDWC 250 260 270 280 290 300 VDLPTGALDA ARADALLRAY QTVRPFTAGE RRHWGDMLRA GAYRFWVSRL YDFHLPRAAQ 310 320 330 MLKPHDPGHF ERILRERIAH AGALPETHAC N

References

[1]

"Genomic plasticity of the causative agent of melioidosis, Burkholderia pseudomallei." Holden M.T.G., Titball R.W., Peacock S.J., Cerdeno-Tarraga A.-M., Atkins T., Crossman L.C., Pitt T., Churcher C., Mungall K.L., Bentley S.D., Sebaihia M., Thomson N.R., Bason N., Beacham I.R., Brooks K., Brown K.A., Brown N.F., Challis G.L. , Cherevach I., Chillingworth T., Cronin A., Crossett B., Davis P., DeShazer D., Feltwell T., Fraser A., Hance Z., Hauser H., Holroyd S., Jagels K., Keith K.E., Maddison M., Moule S., Price C., Quail M.A., Rabbinowitsch E., Rutherford K., Sanders M., Simmonds M., Songsivilai S., Stevens K., Tumapa S., Vesaratchavest M., Whitehead S., Yeats C., Barrell B.G., Oyston P.C.F., Parkhill J. Proc. Natl. Acad. Sci. U.S.A. 101:14240-14245(2004) [PubMed: 15377794] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K96243.

Cross-references

Sequence databases
EMBL GenBank DDBJ	BX571966 Genomic DNA. Translation: CAH39255.1.
RefSeq	YP_111783.1. NC_006351.1.
3D structure databases
ProteinModelPortal	Q63JD9.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	3096847.
GenomeReviews	Gene locus BPSS1779 in contig BX571966_GR.
KEGG	bps:BPSS1779.
PATRIC	19271854. VBIBurPse99623_6097.
Phylogenomic databases
HOGENOM	HBG309377.
OMA	ICLNAWC.
ProtClustDB	PRK05231.
Enzyme and pathway databases
BioCyc	BPSE272560:BPSS1779-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_BURPS

Accession

Primary (citable) accession number: Q63JD9

Entry history

Integrated into UniProtKB/Swiss-Prot:	June 7, 2005
Last sequence update:	October 25, 2004
Last modified:	January 25, 2012
This is version 45 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program