ID A0A0P1FCQ2_9RHOB Unreviewed; 462 AA.
AC A0A0P1FCQ2;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 24-JAN-2024, entry version 27.
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:CUH52864.1};
GN ORFNames=SHM7688_02311 {ECO:0000313|EMBL:CUH52864.1};
OS Shimia marina.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae.
OX NCBI_TaxID=321267 {ECO:0000313|EMBL:CUH52864.1, ECO:0000313|Proteomes:UP000054823};
RN [1] {ECO:0000313|EMBL:CUH52864.1, ECO:0000313|Proteomes:UP000054823}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CECT 7688 {ECO:0000313|EMBL:CUH52864.1,
RC ECO:0000313|Proteomes:UP000054823};
RG Swine Surveillance;
RL Submitted (SEP-2015) 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; CYPW01000024; CUH52864.1; -; Genomic_DNA.
DR RefSeq; WP_058240057.1; NZ_FOMU01000003.1.
DR AlphaFoldDB; A0A0P1FCQ2; -.
DR STRING; 321267.SHM7688_02311; -.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000054823; 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:0000313|EMBL:CUH52864.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000054823};
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 89..330
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 462 AA; 50252 MW; 2E3F91E4670EC77F CRC64;
MKYISTRGNA PELSFEEAML TGLARDGGLY VPETIPTLSR EEIAALAGKS YEEAAFTVMR
PFVGDAFSDE EFKGIIARAY ANFRHEARAP LVQLAPNHYL LELFHGPTLA FKDFAMQLIG
QLFQFSLARR NERVTIVGAT SGDTGSAAIE AFRGLDNVDV FILFPHGRVS PIQRKQMTTP
TDSNVHALAL DGDFDDCQAR LKDMFNDFEF RDGVKLAGVN SINWARVLAQ VVYYFTSAVS
LGAPDRKVSF TVPTGNFGDI FAGYIAKKMG LPIERLVIAT NQNDILHRTM ESGAYTKEGV
TPSISPSMDI QVSSNFERAL FDAYGRDGGA VAQLMEELKD GAFAISQGAM ETLRDHFASG
RASEEETTAT IAGAFTSCGE VLCPHSAVGV KVANAYLGDV PMVTLATAHP AKFPDAVETA
MGARPALPPH MADMMDKDER VTRVPNDLGA LETLIKERIA QR
//