ID C6DF17_PECCP Unreviewed; 429 AA.
AC C6DF17;
DT 01-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 01-SEP-2009, sequence version 1.
DT 27-MAR-2024, entry version 72.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN OrderedLocusNames=PC1_3666 {ECO:0000313|EMBL:ACT14681.1};
OS Pectobacterium carotovorum subsp. carotovorum (strain PC1).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Pectobacteriaceae; Pectobacterium.
OX NCBI_TaxID=561230 {ECO:0000313|EMBL:ACT14681.1, ECO:0000313|Proteomes:UP000002736};
RN [1] {ECO:0000313|EMBL:ACT14681.1, ECO:0000313|Proteomes:UP000002736}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PC1 {ECO:0000313|EMBL:ACT14681.1,
RC ECO:0000313|Proteomes:UP000002736};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Tice H., Bruce D.,
RA Goodwin L., Pitluck S., Munk A.C., Brettin T., Detter J.C., Han C.,
RA Tapia R., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N.,
RA Balakrishnan V., Glasner J., Perna N.T.;
RT "Complete sequence of Pectobacterium carotovorum subsp. carotovorum PC1.";
RL Submitted (JUL-2009) 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; CP001657; ACT14681.1; -; Genomic_DNA.
DR RefSeq; WP_015841796.1; NC_012917.1.
DR AlphaFoldDB; C6DF17; -.
DR STRING; 561230.PC1_3666; -.
DR KEGG; pct:PC1_3666; -.
DR eggNOG; COG0498; Bacteria.
DR HOGENOM; CLU_015170_0_0_6; -.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000002736; 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 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:ACT14681.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 8..79
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 96..370
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 429 AA; 47123 MW; 4B1D5928AEB920C4 CRC64;
MKLYNLKDHN EQVSFAQAIK QGLGSQQGLF FPLDLPEFER TEIDALLDLD FVTRSSRILS
AYIGDEIAAE TVFERVKAAF AFPAPVAPVA EDIAALELFH GPTLAFKDFG GRFMAQMLTE
VSGDEKITIL TATSGDTGAA VAHAFYGLEN VRVVILYPQG KISPLQEKLF CTLGGNIHTI
AVDSDFDACQ ALVKKAFDDE ELKKAIGLNS ANSINISRLL AQICYYFEAV AQLPQEARNQ
LVVSVPSGNF GDLTAGLLAK SLGLPIKRFI AATNANDTVP RFLSSGNWEP NKTVATLSNA
MDVSQPNNWP RVEELFRRKN WQLKTLGFGA VSDETTKETM HELDALGYVS EPHAAIAYRL
LRDQLQAGEF GLFLGTAHPA KFKESVEAIL GKKLDLPEAL AERADLDLLS HHFPDDFAKL
REFLMSLPK
//
