ID A7MIJ6_CROS8 Unreviewed; 429 AA.
AC A7MIJ6;
DT 02-OCT-2007, integrated into UniProtKB/TrEMBL.
DT 02-OCT-2007, sequence version 1.
DT 27-MAR-2024, entry version 91.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN OrderedLocusNames=ESA_03333 {ECO:0000313|EMBL:ABU78554.1};
OS Cronobacter sakazakii (strain ATCC BAA-894) (Enterobacter sakazakii).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Cronobacter.
OX NCBI_TaxID=290339 {ECO:0000313|EMBL:ABU78554.1, ECO:0000313|Proteomes:UP000000260};
RN [1] {ECO:0000313|EMBL:ABU78554.1, ECO:0000313|Proteomes:UP000000260}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-894 {ECO:0000313|EMBL:ABU78554.1,
RC ECO:0000313|Proteomes:UP000000260};
RX PubMed=20221447; DOI=10.1371/journal.pone.0009556;
RA Kucerova E., Clifton S.W., Xia X.Q., Long F., Porwollik S., Fulton L.,
RA Fronick C., Minx P., Kyung K., Warren W., Fulton R., Feng D., Wollam A.,
RA Shah N., Bhonagiri V., Nash W.E., Hallsworth-Pepin K., Wilson R.K.,
RA McClelland M., Forsythe S.J.;
RT "Genome sequence of Cronobacter sakazakii BAA-894 and comparative genomic
RT hybridization analysis with other Cronobacter species.";
RL PLoS ONE 5:E9556-E9556(2010).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + O-phospho-L-homoserine = L-threonine + phosphate;
CC Xref=Rhea:RHEA:10840, ChEBI:CHEBI:15377, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:57590, ChEBI:CHEBI:57926; EC=4.2.3.1;
CC Evidence={ECO:0000256|ARBA:ARBA00000051};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|PIRSR:PIRSR604450-51};
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 5/5. {ECO:0000256|ARBA:ARBA00004979}.
CC -!- SIMILARITY: Belongs to the threonine synthase family.
CC {ECO:0000256|ARBA:ARBA00005517}.
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DR EMBL; CP000783; ABU78554.1; -; Genomic_DNA.
DR RefSeq; WP_012125813.1; NC_009778.1.
DR AlphaFoldDB; A7MIJ6; -.
DR KEGG; esa:ESA_03333; -.
DR PATRIC; fig|290339.8.peg.2958; -.
DR HOGENOM; CLU_015170_0_0_6; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000000260; Chromosome.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR GO; GO:0004795; F:threonine synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.40.50.1100; -; 2.
DR Gene3D; 3.90.1380.10; Threonine synthase, N-terminal domain; 1.
DR InterPro; IPR000634; Ser/Thr_deHydtase_PyrdxlP-BS.
DR InterPro; IPR029144; Thr_synth_N.
DR InterPro; IPR037158; Thr_synth_N_sf.
DR InterPro; IPR004450; Thr_synthase-like.
DR InterPro; IPR001926; TrpB-like_PALP.
DR InterPro; IPR036052; TrpB-like_PALP_sf.
DR NCBIfam; TIGR00260; thrC; 1.
DR PANTHER; PTHR42690; THREONINE SYNTHASE FAMILY MEMBER; 1.
DR PANTHER; PTHR42690:SF1; THREONINE SYNTHASE-LIKE 2; 1.
DR Pfam; PF00291; PALP; 1.
DR Pfam; PF14821; Thr_synth_N; 1.
DR SUPFAM; SSF53686; Tryptophan synthase beta subunit-like PLP-dependent enzymes; 1.
DR PROSITE; PS00165; DEHYDRATASE_SER_THR; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW Lyase {ECO:0000256|ARBA:ARBA00023239};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000000260};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 8..80
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 97..368
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 107
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604450-51"
SQ SEQUENCE 429 AA; 47186 MW; 01B17FAD2922F0BB CRC64;
MKLYNLKDHN EQVSFAQAVT QGLGKNQGLF FPHDLPEFSL TEIDEMLEMD FVSRSSKILS
AYIGDEIPTD TLRQRVEKAF TFPAPVSQVT EDIGCLELFH GPTLAFKDFG GRFMAQMLTQ
ISGDKPVTIL TATSGDTGAA VAHAFYGLKN VQVVILYPRG KISPLQEKLF CTLGGNIETV
AIDGDFDACQ ALVKQAFDDE ELKAKLGLNS ANSINISRLL AQICYYFEAV AQLPQEARNQ
LVVSVPSGNF GDLTAGLLAK SAGLPVKRFI AATNANDTVP RFLQHGEWLP NATVATLSNA
MDVSQPNNWP RVEELFRRKI WRLNELGVAT IDDDTTKATM RELRELGYLS EPHAAVAYRA
LRDQLRPGEY GLFLGTAHPA KFKESVEAVL GETLELPPEL AERVDLPLLS HSLPADFAAL
RELMMSKAP
//
