ID A0A1M6GYF5_9FLAO Unreviewed; 430 AA.
AC A0A1M6GYF5;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 27-MAR-2024, entry version 22.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=SAMN05216261_2951 {ECO:0000313|EMBL:SHJ14895.1};
OS Algibacter luteus.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Algibacter.
OX NCBI_TaxID=1178825 {ECO:0000313|EMBL:SHJ14895.1, ECO:0000313|Proteomes:UP000184396};
RN [1] {ECO:0000313|EMBL:SHJ14895.1, ECO:0000313|Proteomes:UP000184396}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.12213 {ECO:0000313|EMBL:SHJ14895.1,
RC ECO:0000313|Proteomes:UP000184396};
RA Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL Submitted (NOV-2016) 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; FQYK01000010; SHJ14895.1; -; Genomic_DNA.
DR RefSeq; WP_019388554.1; NZ_FQYK01000010.1.
DR AlphaFoldDB; A0A1M6GYF5; -.
DR STRING; 1178825.SAMN05216261_2951; -.
DR eggNOG; COG0498; Bacteria.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000184396; 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; 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:UP000184396};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 2..79
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 97..369
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 430 AA; 47973 MW; 53D01C56116F3B71 CRC64;
MNYYSLNHKA PNTTFENAVV KGLAPDKGLY FPESITPLPQ SFWDNFDNLT YSEIAFEAIK
QFVSPEIPEA ILKTIVEETL SFDFPVVNLN ENISTLELFH GPTMAFKDVG ARFMARCLGY
FNQNNTNEVT VLVATSGDTG GAVANGFLGV KGVNVVILYP SGKVSDIQEM QLTTLGQNIK
ALEVNGTFDD CQAMVKTAFL DESLTSKMQL TSANSINVAR WLPQLFYFMF AYKQLHNKYK
DIVFSVPSGN FGNICAGMMA QQLGLPVKHF VASNNANNVV TRYLISKLYE PKPSVQTISN
AMDVGAPSNF IRIQEIYKNQ FADLKSNLSS YSFSDDETKE AMLEIYNKYN YVADPHGAVG
YLGCKSYLNN HPNAHCVFLE TAHPTKFLDV VEDVIKEKQP LPEQIQSVMG KEKEAVVIST
YNELKDFLLK
//
