ID A0A089LQI2_9BACL Unreviewed; 463 AA.
AC A0A089LQI2;
DT 26-NOV-2014, integrated into UniProtKB/TrEMBL.
DT 26-NOV-2014, sequence version 1.
DT 27-MAR-2024, entry version 32.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=PSTEL_03795 {ECO:0000313|EMBL:AIQ62355.1};
OS Paenibacillus stellifer.
OC Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX NCBI_TaxID=169760 {ECO:0000313|EMBL:AIQ62355.1, ECO:0000313|Proteomes:UP000029507};
RN [1] {ECO:0000313|EMBL:AIQ62355.1, ECO:0000313|Proteomes:UP000029507}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 14472 {ECO:0000313|EMBL:AIQ62355.1,
RC ECO:0000313|Proteomes:UP000029507};
RA den Bakker H.C., Tsai Y.-C., Martin N., Korlach J., Wiedmann M.;
RT "Comparative genomics of the Paenibacillus odorifer group.";
RL Submitted (AUG-2014) 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; CP009286; AIQ62355.1; -; Genomic_DNA.
DR RefSeq; WP_038693537.1; NZ_CP009286.1.
DR AlphaFoldDB; A0A089LQI2; -.
DR STRING; 169760.PSTEL_03795; -.
DR KEGG; pste:PSTEL_03795; -.
DR HOGENOM; CLU_015170_1_0_9; -.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000029507; 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 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:AIQ62355.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000029507};
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..399
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 463 AA; 51154 MW; BC0862557CD1AA89 CRC64;
MQYISTRGKV EPRGFIDTVL MGLADDGGLM VPDVIPSVSS ATLEEWRNLS FQELFLKIFS
YYTNGEIPDG DLKEMVERSY GTFRHPEVTP LKEINDSLYI LELFHGPTFA FKDVALQFMG
ELYSYISRVR GEIIHILGAT SGDTGAAAIA GVRGKEGIKI CILHPHNKVS KVQELQMTTV
DDANVLNLSV QGNFDDCQKV IKELFADLEF KSKYHLRAIN SINFVRILAQ TVYYFYAVLK
LPQAAQGKTV NISVPSGNFG NIFSGYLAKK MGLPIGKLII ATNENNILER FVKTGEYKPG
DFKSTHSPSM DIQVASNFER YLYYLTGEDS AAVNGYMSKL AGEGAIKVDG QLLEQVQTDF
AALGVKNDEC LNIIGKYKSE AGYLLDPHTA CGVAAYEAHN GPGEVCITFA TAHPAKFDEA
ISLLKIAQEF PPQIAGLAAL PQHMTVVEHD KAEITRQLEE FYI
//
