ID A0A1Y5RL66_9RHOB Unreviewed; 460 AA.
AC A0A1Y5RL66;
DT 30-AUG-2017, integrated into UniProtKB/TrEMBL.
DT 30-AUG-2017, sequence version 1.
DT 27-MAR-2024, entry version 19.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN Name=thrC {ECO:0000313|EMBL:SLN17287.1};
GN ORFNames=PAM7971_00448 {ECO:0000313|EMBL:SLN17287.1};
OS Pacificibacter marinus.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Pacificibacter.
OX NCBI_TaxID=658057 {ECO:0000313|EMBL:SLN17287.1, ECO:0000313|Proteomes:UP000193307};
RN [1] {ECO:0000313|EMBL:SLN17287.1, ECO:0000313|Proteomes:UP000193307}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CECT 7971 {ECO:0000313|EMBL:SLN17287.1,
RC ECO:0000313|Proteomes:UP000193307};
RA Afonso C.L., Miller P.J., Scott M.A., Spackman E., Goraichik I.,
RA Dimitrov K.M., Suarez D.L., Swayne D.E.;
RL Submitted (MAR-2017) 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}.
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DR EMBL; FWFW01000001; SLN17287.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Y5RL66; -.
DR STRING; 658057.SAMN04488032_101202; -.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000193307; 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 CDD; cd01560; Thr-synth_2; 1.
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, ECO:0000313|EMBL:SLN17287.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000193307};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 2..80
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 97..332
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 112
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604450-51"
SQ SEQUENCE 460 AA; 49771 MW; 2380B67F55BED9A9 CRC64;
MRYISTRGTA PALSFEDAML TGLASDGGLY VPETIPTMST DDIAALAGQS YEEIAFRVMK
PFIGETFTDA EFKEIIAKSY TGFGHDARAP LVQLGPNHFL LELFHGPTLA FKDFAMQLIG
QMFQAALSRS GNRVTIVGAT SGDTGSAAIE AFKGLDNVDV FIMYPHGGVS DVQRRQMTTP
SESNVHALAV EGDFDDCQAA LKDMFADIDF RDTVKLAAVN SINWGRVLAQ VVYYFSSAVS
LGAPHRDVSF TVPTGNFGDI FAGYIAKKMG LPIKDLVIAT NQNDILHRTM LTGAYTKEGV
TPSMSPSMDI QVSSNFERAL FDAYGRDGGA VSQLMDELKS GEFKISQGAM QILNETFLSG
RASEDETSAT IKDMQIRTTE VLCPHSAVGV KVAEDHLSEV PMITLATAHP AKFPAAVKAA
CGIHPDLPPH MAGLFDRDER FTVVPNDLEV LKTLVKERLS
//
