ID A0A0D3V4W0_9BACL Unreviewed; 464 AA.
AC A0A0D3V4W0;
DT 27-MAY-2015, integrated into UniProtKB/TrEMBL.
DT 27-MAY-2015, sequence version 1.
DT 27-MAR-2024, entry version 29.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=UB51_00865 {ECO:0000313|EMBL:AJS57289.1};
OS Paenibacillus sp. IHBB 10380.
OC Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX NCBI_TaxID=1566358 {ECO:0000313|EMBL:AJS57289.1, ECO:0000313|Proteomes:UP000032320};
RN [1] {ECO:0000313|EMBL:AJS57289.1, ECO:0000313|Proteomes:UP000032320}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IHBB 10380 {ECO:0000313|EMBL:AJS57289.1,
RC ECO:0000313|Proteomes:UP000032320};
RX PubMed=25908145;
RA Pal M., Swarnkar M.K., Thakur R., Kiran S., Chhibber S., Singh A.K.,
RA Gulati A.;
RT "Complete Genome Sequence of Paenibacillus sp. Strain IHBB 10380 Using
RT PacBio Single-Molecule Real-Time Sequencing Technology.";
RL Genome Announc. 3:0-0(2015).
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; CP010976; AJS57289.1; -; Genomic_DNA.
DR RefSeq; WP_044875661.1; NZ_CP010976.1.
DR AlphaFoldDB; A0A0D3V4W0; -.
DR STRING; 1566358.UB51_00865; -.
DR KEGG; pih:UB51_00865; -.
DR PATRIC; fig|1566358.3.peg.190; -.
DR HOGENOM; CLU_015170_1_0_9; -.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000032320; 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:AJS57289.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000032320};
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 98..348
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 464 AA; 52946 MW; 74137E073B0C46B9 CRC64;
MKFISTRGHV ESQGFIDTVL MGLADDGGLM IPAEIPVISP ATLKEWSKLS YNELFLQIFS
HYTNEEIPYE DLKEMVNKSY ANFRDSEVTP VKKMNDSLFI LELFHGPTFA FKDVALQFMG
EFYSYVSKKQ GKIIHILGAT SGDTGAAAIQ GVRGKEGIRI CILHPYQKVS KVQELQMTTV
DDDNVLNLSV KGNFDDCQKI IKELFADLDF KSKHHLRAIN SINFVRILAQ TVYYFYAYFQ
IEQGEKSKKV NFSVPSGNFG NIFSGFLAKK MGLPIHKLII ATNENNILER FVQTGEYKPG
DFKSTYSPSM DIQVASNFER YLYYFLDQDA EKVSDYMKKF QEEGEIVISP EDLDRVKSDF
EAYGANNEQC LELISKYKAD YGYLLDPHTA CGIAAYEEYN GEDEICISFA TAHPAKFDEA
IAQCDIKQEF PAEIEQLFSM SQHQSVIDHN KEEIVRQLEA FYER
//
