ID A0A3R8T734_9GAMM Unreviewed; 429 AA.
AC A0A3R8T734;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 10-APR-2019, sequence version 1.
DT 24-JAN-2024, entry version 15.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=EGJ34_04090 {ECO:0000313|EMBL:RRU21936.1};
OS Stenotrophomonas sp. 278.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Stenotrophomonas.
OX NCBI_TaxID=2479851 {ECO:0000313|EMBL:RRU21936.1, ECO:0000313|Proteomes:UP000274083};
RN [1] {ECO:0000313|EMBL:RRU21936.1, ECO:0000313|Proteomes:UP000274083}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=278 {ECO:0000313|EMBL:RRU21936.1,
RC ECO:0000313|Proteomes:UP000274083};
RA D'Souza A.W., Potter R.F., Wallace M., Shupe A., Patel S., Sun S., Gul D.,
RA Kwon J.H., Andleeb S., Burnham C.-A.D., Dantas G.;
RT "Transmission dynamics of multidrug resistant bacteria on intensive care
RT unit surfaces.";
RL Submitted (OCT-2018) to the EMBL/GenBank/DDBJ databases.
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}.
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:RRU21936.1}.
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DR EMBL; RHPP01000013; RRU21936.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3R8T734; -.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000274083; Unassembled WGS sequence.
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; PTHR43515; THREONINE SYNTHASE-LIKE 1; 1.
DR PANTHER; PTHR43515:SF1; THREONINE SYNTHASE-LIKE 1; 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:0000313|EMBL:RRU21936.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 3..76
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 93..368
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 104
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604450-51"
SQ SEQUENCE 429 AA; 45330 MW; BC5C73EA7D7E87C6 CRC64;
MNFVSTRHAA PVASLSQALA AGLAPDGGLY VPEVRPQAQT WSARGSLAAN AEAVLAPYFA
GDALQADLGA LCEQAFTFPA PLVPLSTPQD HVLELFHGPT AAFKDFGARF LAASLSRLQR
DQSQPLTIVV ATSGDTGAAV AAAFHRQPGI RVVVLYPDGR VSPRQAHQLG CFGDNIHTLR
VAGSFDDCQA MVKQALGDED LQKQVPLSSA NSISLGRWLP QMSYYADAAL NHHAATGEVL
NLVVPTGNLG NAMAAILARG MGLPISQIAL ATNANAVLPR FFHGAAYTPA TSVATLANAM
DVGAPSNFER LRWLFGEDDV ALRGAFRSES VDDATIREVI TRRHAQAGEV FCPHTATAVH
LLEQLRAEGV QGHWAVAATA HPAKFESVVE PLIGRALEVP VALTELLERP AKAEPCAPEY
AALREVLLG
//
