ID X7EAQ6_9GAMM Unreviewed; 318 AA.
AC X7EAQ6;
DT 11-JUN-2014, integrated into UniProtKB/TrEMBL.
DT 11-JUN-2014, sequence version 1.
DT 27-MAR-2024, entry version 42.
DE RecName: Full=Homoserine kinase {ECO:0000256|HAMAP-Rule:MF_00301};
DE Short=HK {ECO:0000256|HAMAP-Rule:MF_00301};
DE Short=HSK {ECO:0000256|HAMAP-Rule:MF_00301};
DE EC=2.7.1.39 {ECO:0000256|HAMAP-Rule:MF_00301};
GN Name=thrB {ECO:0000256|HAMAP-Rule:MF_00301};
GN ORFNames=MUS1_01450 {ECO:0000313|EMBL:ETX12296.1};
OS Marinomonas ushuaiensis DSM 15871.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Marinomonas.
OX NCBI_TaxID=1122207 {ECO:0000313|EMBL:ETX12296.1, ECO:0000313|Proteomes:UP000054058};
RN [1] {ECO:0000313|EMBL:ETX12296.1, ECO:0000313|Proteomes:UP000054058}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 15871 {ECO:0000313|EMBL:ETX12296.1,
RC ECO:0000313|Proteomes:UP000054058};
RA Lai Q., Shao Z.S.;
RT "Marinomonas ushuaiensis DSM 15871 Genome Sequencing.";
RL Submitted (JAN-2014) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-Rule:MF_00301};
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 4/5. {ECO:0000256|HAMAP-Rule:MF_00301}.
CC -!- SIMILARITY: Belongs to the pseudomonas-type ThrB family.
CC {ECO:0000256|HAMAP-Rule:MF_00301}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:ETX12296.1}.
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DR EMBL; JAMB01000001; ETX12296.1; -; Genomic_DNA.
DR RefSeq; WP_036158071.1; NZ_JAMB01000001.1.
DR AlphaFoldDB; X7EAQ6; -.
DR STRING; 1122207.MUS1_01450; -.
DR PATRIC; fig|1122207.3.peg.300; -.
DR eggNOG; COG2334; Bacteria.
DR OrthoDB; 9777460at2; -.
DR UniPathway; UPA00050; UER00064.
DR Proteomes; UP000054058; Unassembled WGS sequence.
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 Gene3D; 3.90.1200.10; -; 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 NCBIfam; TIGR00938; thrB_alt; 1.
DR PANTHER; PTHR21064:SF6; APH DOMAIN-CONTAINING PROTEIN; 1.
DR PANTHER; PTHR21064; UNCHARACTERIZED; 1.
DR Pfam; PF01636; APH; 1.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00301}; ATP-binding {ECO:0000256|HAMAP-Rule:MF_00301};
KW Kinase {ECO:0000256|HAMAP-Rule:MF_00301, ECO:0000313|EMBL:ETX12296.1};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00301};
KW Reference proteome {ECO:0000313|Proteomes:UP000054058};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697, ECO:0000256|HAMAP-
KW Rule:MF_00301};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00301, ECO:0000313|EMBL:ETX12296.1}.
FT DOMAIN 27..238
FT /note="Aminoglycoside phosphotransferase"
FT /evidence="ECO:0000259|Pfam:PF01636"
SQ SEQUENCE 318 AA; 36252 MW; FB552674D897130E CRC64;
MAVYTSLSDS DMRALVADYY LGELVSFQGI SGGVENTNYF LVTTTGKYVV TLFEEFELDE
VPYFLDVVAH LKHKGFNVPA ALIDIHGERL RVVNDRPAII VDCFPGGELK QTDEKSCRLM
GEALAKLHIA GEDFPEHRDS HRGVTWWHKT CKAISAELEP EQAQLLTSQI AEFDAFIAEH
DDLPKTTIHG DLFYNNTLFE DGKLSAIIDF YNACHSWVVY DLAIVVNDWC TDAKTGELDM
PKYRALLKAY LHEREVTDEE VIAWPYMLRI AALRFWLSRL EAWHGAKDDP VRLAQQHDPL
EFQRILEARI RYAPSLVG
//
