ID U2YIM3_9RHOB Unreviewed; 462 AA.
AC U2YIM3;
DT 13-NOV-2013, integrated into UniProtKB/TrEMBL.
DT 13-NOV-2013, sequence version 1.
DT 27-MAR-2024, entry version 35.
DE RecName: Full=Threonine synthase {ECO:0000256|ARBA:ARBA00018679};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=MBELCI_0663 {ECO:0000313|EMBL:GAD54611.1};
OS Limimaricola cinnabarinus LL-001.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Limimaricola.
OX NCBI_TaxID=1337093 {ECO:0000313|EMBL:GAD54611.1, ECO:0000313|Proteomes:UP000016566};
RN [1] {ECO:0000313|EMBL:GAD54611.1, ECO:0000313|Proteomes:UP000016566}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LL-001 {ECO:0000313|EMBL:GAD54611.1,
RC ECO:0000313|Proteomes:UP000016566};
RA Nishi S., Tsubouchi T., Takaki Y., Koyanagi R., Satoh N., Maruyama T.,
RA Hatada Y.;
RT "Draft Genome Sequence of Loktanella cinnabarina LL-001T, Isolated from
RT Deep-Sea Floor Sediment.";
RL Genome Announc. 1:e00927-13(2013).
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:GAD54611.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; BATB01000005; GAD54611.1; -; Genomic_DNA.
DR RefSeq; WP_021692719.1; NZ_BATB01000005.1.
DR AlphaFoldDB; U2YIM3; -.
DR STRING; 1337093.MBELCI_0663; -.
DR eggNOG; COG0498; Bacteria.
DR OrthoDB; 9763107at2; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000016566; 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};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
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..332
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 462 AA; 50413 MW; 748F0EC62F250F13 CRC64;
MRYVSTRGQA PSLSFEEAML TGLARDGGLY VPETVPMFDR AQIAAMAGQP YEEVAFRVMR
PFIGDAFTED EFRGLIAEAY ASFAHPARAP LNQIGANHHL LELFHGPTLA FKDFAMQLIG
QLFQASLERS GERITIVGAT SGDTGSAAIE AFRGLANVDV VILFPHERIS EVQRRQMTTP
SEENVHSLAV TGDFDDCQAA LKDMFNDFAF RDEVRLAGVN SINWGRVLAQ VVYYFTAATT
LGAPHREVDF TVPTGNFGDI YAGDIARRMG LSIGRLVIAT NRNDILHRTI QSGEHRKSGV
TPTISPSMDI QVSSNFERAL WDAYGRDGAA VAQLMDELKR DGGFAVSQGA IGRLRDGFAS
GCASEDETRE TIRRVHAETG ELLCPHSAVG VHVAEAHIGD NPMVTLATAH PAKFPDAVEA
ATTIRPPLPT RMAGLYDRPE RVTRVENDLA ALQSVIREKI AR
//
