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KHSE_HERAR
ID   KHSE_HERAR              Reviewed;         322 AA.
AC   A4G1V8;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   02-SEP-2008, sequence version 2.
DT   03-AUG-2022, entry version 83.
DE   RecName: Full=Homoserine kinase {ECO:0000255|HAMAP-Rule:MF_00301};
DE            Short=HK {ECO:0000255|HAMAP-Rule:MF_00301};
DE            Short=HSK {ECO:0000255|HAMAP-Rule:MF_00301};
DE            EC=2.7.1.39 {ECO:0000255|HAMAP-Rule:MF_00301};
GN   Name=thrB {ECO:0000255|HAMAP-Rule:MF_00301}; OrderedLocusNames=HEAR0267;
OS   Herminiimonas arsenicoxydans.
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Oxalobacteraceae; Herminiimonas.
OX   NCBI_TaxID=204773;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ULPAs1;
RX   PubMed=17432936; DOI=10.1371/journal.pgen.0030053;
RA   Muller D., Medigue C., Koechler S., Barbe V., Barakat M., Talla E.,
RA   Bonnefoy V., Krin E., Arsene-Ploetze F., Carapito C., Chandler M.,
RA   Cournoyer B., Cruveiller S., Dossat C., Duval S., Heymann M., Leize E.,
RA   Lieutaud A., Lievremont D., Makita Y., Mangenot S., Nitschke W., Ortet P.,
RA   Perdrial N., Schoepp B., Siguier P., Simeonova D.D., Rouy Z., Segurens B.,
RA   Turlin E., Vallenet D., van Dorsselaer A., Weiss S., Weissenbach J.,
RA   Lett M.-C., Danchin A., Bertin P.N.;
RT   "A tale of two oxidation states: bacterial colonization of arsenic-rich
RT   environments.";
RL   PLoS Genet. 3:518-530(2007).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-homoserine = ADP + H(+) + O-phospho-L-homoserine;
CC         Xref=Rhea:RHEA:13985, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:57476, ChEBI:CHEBI:57590, ChEBI:CHEBI:456216;
CC         EC=2.7.1.39; Evidence={ECO:0000255|HAMAP-Rule:MF_00301};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC       from L-aspartate: step 4/5. {ECO:0000255|HAMAP-Rule:MF_00301}.
CC   -!- SIMILARITY: Belongs to the pseudomonas-type ThrB family.
CC       {ECO:0000255|HAMAP-Rule:MF_00301}.
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DR   EMBL; CU207211; CAL60495.2; -; Genomic_DNA.
DR   RefSeq; WP_041322002.1; NC_009138.1.
DR   AlphaFoldDB; A4G1V8; -.
DR   SMR; A4G1V8; -.
DR   STRING; 204773.HEAR0267; -.
DR   EnsemblBacteria; CAL60495; CAL60495; HEAR0267.
DR   KEGG; har:HEAR0267; -.
DR   eggNOG; COG2334; Bacteria.
DR   HOGENOM; CLU_053300_0_0_4; -.
DR   OrthoDB; 1003984at2; -.
DR   UniPathway; UPA00050; UER00064.
DR   Proteomes; UP000006697; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004413; F:homoserine kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd05153; HomoserineK_II; 1.
DR   HAMAP; MF_00301; Homoser_kinase_2; 1.
DR   InterPro; IPR002575; Aminoglycoside_PTrfase.
DR   InterPro; IPR005280; Homoserine_kinase_II.
DR   InterPro; IPR011009; Kinase-like_dom_sf.
DR   Pfam; PF01636; APH; 1.
DR   SUPFAM; SSF56112; SSF56112; 1.
DR   TIGRFAMs; TIGR00938; thrB_alt; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; ATP-binding; Kinase; Nucleotide-binding;
KW   Reference proteome; Threonine biosynthesis; Transferase.
FT   CHAIN           1..322
FT                   /note="Homoserine kinase"
FT                   /id="PRO_1000115432"
SQ   SEQUENCE   322 AA;  36158 MW;  AF7D558149329276 CRC64;
     MAVFTPVSLD DLTTWITQFD LGRALAIKGI SSGIENSNFF ITTERGEYVL TVFEKLTFEQ
     LPFYLNLMRH LAEGGVSVPA PVANRNGSII NALHGKPASI VTKLEGHCQL APQPVHCAAV
     GAMLACMHLA AEDFEIRQPN LRGLEWWNEV TPIVMPYLSD SNEQLLATEI ISQNAFADSD
     VFRELPNGPI HADLFRNNVM FEGEQLTGFF DFYFAGCDTW LFDVAVTVND WCIDDDSGEL
     DQARVRAMLD AYHAIRPFTD AEQGAWQTML RASALRFWLS RLYDFHMPRD AEMLTPHDPA
     HFERILRLRI AQTAPALFTT AG
 
 
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