ID A0A074JX67_9RHOB Unreviewed; 465 AA.
AC A0A074JX67;
DT 01-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 01-OCT-2014, 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=DT23_07145 {ECO:0000313|EMBL:KEO53942.1};
OS Thioclava indica.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Thioclava.
OX NCBI_TaxID=1353528 {ECO:0000313|EMBL:KEO53942.1, ECO:0000313|Proteomes:UP000027471};
RN [1] {ECO:0000313|EMBL:KEO53942.1, ECO:0000313|Proteomes:UP000027471}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DT23-4 {ECO:0000313|EMBL:KEO53942.1,
RC ECO:0000313|Proteomes:UP000027471};
RX PubMed=25361528; DOI=10.1007/s10482-014-0320-3;
RA Liu Y., Lai Q., Du J., Xu H., Jiang L., Shao Z.;
RT "Thioclava indica sp. nov., isolated from surface seawater of the Indian
RT Ocean.";
RL Antonie Van Leeuwenhoek 107:297-304(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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KEO53942.1}.
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DR EMBL; AUNB01000062; KEO53942.1; -; Genomic_DNA.
DR RefSeq; WP_038132704.1; NZ_AUNB01000062.1.
DR AlphaFoldDB; A0A074JX67; -.
DR STRING; 1353528.DT23_07145; -.
DR eggNOG; COG0498; Bacteria.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000027471; 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:0000256|ARBA:ARBA00023239, ECO:0000313|EMBL:KEO53942.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000027471};
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 101..357
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 465 AA; 50583 MW; 2AD0F2F72EA2D3A3 CRC64;
MRYVSTRGQA PVLNFGDAML TGLARDGGLY VPETVPQFSG DEIAALAGQP YEEVAYRVMK
PFVSETFSED ELRGAISRAY AGFDHAARAP MVQLAPNHFL LELFHGPTLA FKDFAMQVIG
QLFQIELEKR DQKITIVGAT SGDTGSAAIE AFRGLDNVDL FILFPHGRVS EVQRRQMTTP
VEGNVHALAM DGDFDDCQGK LKDMFNDFAF RDEVGLAGVN SINFARVLAQ IVYFFTAAVA
LGAPHRKISF TVPTGNFGDI FAGFLAKEMG LPIERLVIAT NQNDILHRCL EAGDYTKRGV
TPSISPSMDI EVSSNFERAL FWAYGKDGAA ISALMDELKT DGSFTVSPNA IGALRAIYDS
GAVGEGRTME EIGDSLRETG ELLCPHSAVG VNVAKQALAR DPATPMVTLA TAHPAKFPDA
VEEATGIRPA LPARMADLFE RDERVTRVPN DLAALEVLIR ERRRT
//
