KHSE_CLAM3
ID KHSE_CLAM3 Reviewed; 316 AA.
AC A5CQ46;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 85.
DE RecName: Full=Homoserine kinase {ECO:0000255|HAMAP-Rule:MF_00384};
DE Short=HK {ECO:0000255|HAMAP-Rule:MF_00384};
DE Short=HSK {ECO:0000255|HAMAP-Rule:MF_00384};
DE EC=2.7.1.39 {ECO:0000255|HAMAP-Rule:MF_00384};
GN Name=thrB {ECO:0000255|HAMAP-Rule:MF_00384}; OrderedLocusNames=CMM_1155;
OS Clavibacter michiganensis subsp. michiganensis (strain NCPPB 382).
OC Bacteria; Actinobacteria; Micrococcales; Microbacteriaceae; Clavibacter.
OX NCBI_TaxID=443906;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NCPPB 382;
RX PubMed=18192381; DOI=10.1128/jb.01595-07;
RA Gartemann K.-H., Abt B., Bekel T., Burger A., Engemann J., Fluegel M.,
RA Gaigalat L., Goesmann A., Graefen I., Kalinowski J., Kaup O., Kirchner O.,
RA Krause L., Linke B., McHardy A., Meyer F., Pohle S., Rueckert C.,
RA Schneiker S., Zellermann E.-M., Puehler A., Eichenlaub R., Kaiser O.,
RA Bartels D.;
RT "The genome sequence of the tomato-pathogenic actinomycete Clavibacter
RT michiganensis subsp. michiganensis NCPPB382 reveals a large island involved
RT in pathogenicity.";
RL J. Bacteriol. 190:2138-2149(2008).
CC -!- FUNCTION: Catalyzes the ATP-dependent phosphorylation of L-homoserine
CC to L-homoserine phosphate. {ECO:0000255|HAMAP-Rule:MF_00384}.
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_00384};
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 4/5. {ECO:0000255|HAMAP-Rule:MF_00384}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00384}.
CC -!- SIMILARITY: Belongs to the GHMP kinase family. Homoserine kinase
CC subfamily. {ECO:0000255|HAMAP-Rule:MF_00384}.
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DR EMBL; AM711867; CAN01199.1; -; Genomic_DNA.
DR RefSeq; WP_012037841.1; NC_009480.1.
DR AlphaFoldDB; A5CQ46; -.
DR SMR; A5CQ46; -.
DR STRING; 443906.CMM_1155; -.
DR EnsemblBacteria; CAN01199; CAN01199; CMM_1155.
DR GeneID; 56885465; -.
DR KEGG; cmi:CMM_1155; -.
DR eggNOG; COG0083; Bacteria.
DR HOGENOM; CLU_041243_0_1_11; -.
DR OMA; CANRIPH; -.
DR OrthoDB; 610857at2; -.
DR UniPathway; UPA00050; UER00064.
DR Proteomes; UP000001564; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
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 Gene3D; 3.30.230.10; -; 1.
DR Gene3D; 3.30.70.890; -; 1.
DR HAMAP; MF_00384; Homoser_kinase; 1.
DR InterPro; IPR013750; GHMP_kinase_C_dom.
DR InterPro; IPR036554; GHMP_kinase_C_sf.
DR InterPro; IPR006204; GHMP_kinase_N_dom.
DR InterPro; IPR006203; GHMP_knse_ATP-bd_CS.
DR InterPro; IPR000870; Homoserine_kinase.
DR InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR InterPro; IPR014721; Ribosomal_S5_D2-typ_fold_subgr.
DR Pfam; PF08544; GHMP_kinases_C; 1.
DR Pfam; PF00288; GHMP_kinases_N; 1.
DR PIRSF; PIRSF000676; Homoser_kin; 1.
DR SUPFAM; SSF54211; SSF54211; 1.
DR SUPFAM; SSF55060; SSF55060; 1.
DR TIGRFAMs; TIGR00191; thrB; 1.
DR PROSITE; PS00627; GHMP_KINASES_ATP; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; ATP-binding; Cytoplasm; Kinase;
KW Nucleotide-binding; Threonine biosynthesis; Transferase.
FT CHAIN 1..316
FT /note="Homoserine kinase"
FT /id="PRO_1000080118"
FT BINDING 96..106
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00384"
SQ SEQUENCE 316 AA; 32631 MW; B5A8BB4FB7DD7B97 CRC64;
MRSALATGRR VQVRVPATSA NLGPGFDTLG LALALYDDLT VTVRDAPGAT VDVRGVGAGE
VPTDETNLVV TAIAHTFAAF DQPMPGLDLV AENRIPHGRG LGSSGAAIVS GIMAAQGLLA
GTVEIDADAL LRLATEMEGH PDNVAPALFG GLTIAWVDGQ GPQHKKLAVH RGVSPLVLVP
VATMSTALAR SLQPESVPHE DAIFNVSRSA LLIAALIQSP ELLLAATEDR LHQDYRAAAM
PETNELVHLL RERGYAAVVS GAGPSLLVLG SDPGQRLTAA ELVAERSTNP WTALMLAVDV
KGSTVQVVDE GSAPAA
