ID A0A1E4TPF7_PACTA Unreviewed; 525 AA.
AC A0A1E4TPF7;
DT 18-JAN-2017, integrated into UniProtKB/TrEMBL.
DT 18-JAN-2017, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=threonine synthase {ECO:0000256|ARBA:ARBA00013028};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=PACTADRAFT_51416 {ECO:0000313|EMBL:ODV93643.1};
OS Pachysolen tannophilus NRRL Y-2460.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC Saccharomycetales; Saccharomycetales incertae sedis; Pachysolen.
OX NCBI_TaxID=669874 {ECO:0000313|EMBL:ODV93643.1, ECO:0000313|Proteomes:UP000094236};
RN [1] {ECO:0000313|Proteomes:UP000094236}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NRRL Y-2460 {ECO:0000313|Proteomes:UP000094236};
RG DOE Joint Genome Institute;
RA Riley R., Haridas S., Wolfe K.H., Lopes M.R., Hittinger C.T., Goker M.,
RA Salamov A., Wisecaver J., Long T.M., Aerts A.L., Barry K., Choi C.,
RA Clum A., Coughlan A.Y., Deshpande S., Douglass A.P., Hanson S.J.,
RA Klenk H.-P., Labutti K., Lapidus A., Lindquist E., Lipzen A.,
RA Meier-Kolthoff J.P., Ohm R.A., Otillar R.P., Pangilinan J., Peng Y.,
RA Rokas A., Rosa C.A., Scheuner C., Sibirny A.A., Slot J.C., Stielow J.B.,
RA Sun H., Kurtzman C.P., Blackwell M., Grigoriev I.V., Jeffries T.W.;
RT "Comparative genomics of biotechnologically important yeasts.";
RL Submitted (MAY-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; KV454017; ODV93643.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1E4TPF7; -.
DR STRING; 669874.A0A1E4TPF7; -.
DR OrthoDB; 275600at2759; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000094236; 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 Reference proteome {ECO:0000313|Proteomes:UP000094236};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 11..90
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 98..434
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 124
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604450-51"
SQ SEQUENCE 525 AA; 59266 MW; D14BA368B323CA35 CRC64;
MSSSFSASQS YRSTRSEVDQ AVSFEEAVIT GLAKDGGLFI PSVIPKLPSD FLTSWNQFSF
QELAFNIMRL YISVKEISDE DLKKLIKDSY STFRTNEITP LVKLNSVKNL YLLELFHGPT
YAFKDVALQF VGNLFEFFLN RKNENISNES EKNSITVVGA TSGDTGSAAI YGLRNKANVS
VFILYPTGRI SQIQELQMTT VNDANIHTLS VNGTFDDCQN VVKKVFNDTE FNDKYHIGAV
NSINWARILA QITYYFHSYF QLKNQLPEDE RNNFKIKFIV PSGNFGDILA GFYAKEMGLP
IEQLIIATNE NDILDRFLKT GNYDKSSEVN ATYSPAMDIL ISSNFERLLW YMVKQTDGEN
NDNKTGAILA QFMLNLLSPK GVFSVSKETL AKTREIFDSF KITNDETVST IKKIYQENNY
IMDPHTSVGV TAALKKISQD DEKTQGNFKY ISMSTAHPAK FSQVVNKSLT GLEGYDFENK
VLPEAFKKFD SLPKKVRLVE SADLKLIETV IVQELENEKL AKNSN
//
