C0RHI3 (KHSE_BRUMB) 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:	BMEA_A0512

Organism

Brucella melitensis biotype 2 (strain ATCC 23457) [Complete proteome] [HAMAP]

Taxonomic identifier

546272 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Brucellaceae › Brucella

Protein attributes

Sequence length	326 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 – 326	326	Homoserine kinase HAMAP MF_00301		PRO_1000196943

Sequences

	Sequence		Length	Mass (Da)
	C0RHI3 [UniParc]. Last modified May 5, 2009. Version 1. Checksum: 0BE3E69B6D5F1AF0	FASTA	326	36,644
	10 20 30 40 50 60 MAVYTDINEI ELGAFLRHYD IGTLTSYKGI AEGVENSNYL LHTSSGSFIL TLYEKRTNRE 70 80 90 100 110 120 DLPFFLGLMQ HLAKRGLECP QPVVRNDGAM IGQLAGRPAA IVTFLEGMWM RRPTVAHCEA 130 140 150 160 170 180 VGEGLAHMHL AGADFPMRRR NGLTLPDWRP LWNLSRKCAD TVERGLVAET EADLDFLEKN 190 200 210 220 230 240 WPADLPQGVI HADLFPDNAF FLGDRLSGFI DFYFACTDIL AYDVAVCLNA WCFEKDFSYN 250 260 270 280 290 300 RTKGAALLRG YTSVRPLSEA EANALLVLAR GAAVRFMLTR LYDWLTVPAG SFVVKKDPME 310 320 YVRRMRFHRQ IESAAEYGLE MQGVAA

References

[1]

"Brucella melitensis ATCC 23457 whole genome shotgun sequencing project." Setubal J.C., Boyle S., Crasta O.R., Gillespie J.J., Kenyon R.W., Lu J., Mane S., Nagrani S., Shallom J.M., Shallom S., Shukla M., Snyder E.E., Sobral B.W., Wattam A.R., Will R., Williams K., Yoo H., Munk C. , Tapia R., Han C., Detter J.C., Bruce D., Brettin T.S. Submitted (MAR-2009) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 23457.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP001488 Genomic DNA. Translation: ACO00291.1.
RefSeq	YP_002732245.1. NC_012441.1.
3D structure databases
ProteinModelPortal	C0RHI3.
ModBase	Search...
Protein-protein interaction databases
STRING	C0RHI3.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	7676812.
GenomeReviews	Gene locus BMEA_A0512 in contig CP001488_GR.
KEGG	bmi:BMEA_A0512.
PATRIC	17836729. VBIBruMel14466_0523.
Organism-specific databases
CMR	Search...
Phylogenomic databases
OMA	ICLNAWC.
ProtClustDB	PRK05231.
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_BRUMB

Accession

Primary (citable) accession number: C0RHI3

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 28, 2009
Last sequence update:	May 5, 2009
Last modified:	January 25, 2012
This is version 23 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program