ID A0A2H5U305_RHIID Unreviewed; 519 AA.
AC A0A2H5U305;
DT 28-FEB-2018, integrated into UniProtKB/TrEMBL.
DT 28-FEB-2018, sequence version 1.
DT 27-MAR-2024, entry version 29.
DE RecName: Full=threonine synthase {ECO:0000256|ARBA:ARBA00013028};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=GLOIN_2v1741624 {ECO:0000313|EMBL:POG75592.1};
OS Rhizophagus irregularis (strain DAOM 181602 / DAOM 197198 / MUCL 43194)
OS (Arbuscular mycorrhizal fungus) (Glomus intraradices).
OC Eukaryota; Fungi; Fungi incertae sedis; Mucoromycota; Glomeromycotina;
OC Glomeromycetes; Glomerales; Glomeraceae; Rhizophagus.
OX NCBI_TaxID=747089 {ECO:0000313|EMBL:POG75592.1, ECO:0000313|Proteomes:UP000018888};
RN [1] {ECO:0000313|EMBL:POG75592.1, ECO:0000313|Proteomes:UP000018888}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DAOM 181602 / DAOM 197198 / MUCL 43194
RC {ECO:0000313|Proteomes:UP000018888};
RX PubMed=24277808; DOI=10.1073/pnas.1313452110;
RA Tisserant E., Malbreil M., Kuo A., Kohler A., Symeonidi A., Balestrini R.,
RA Charron P., Duensing N., Frei Dit Frey N., Gianinazzi-Pearson V.,
RA Gilbert L.B., Handa Y., Herr J.R., Hijri M., Koul R., Kawaguchi M.,
RA Krajinski F., Lammers P.J., Masclaux F.G., Murat C., Morin E.,
RA Ndikumana S., Pagni M., Petitpierre D., Requena N., Rosikiewicz P.,
RA Riley R., Saito K., San Clemente H., Shapiro H., van Tuinen D., Becard G.,
RA Bonfante P., Paszkowski U., Shachar-Hill Y.Y., Tuskan G.A., Young P.W.,
RA Sanders I.R., Henrissat B., Rensing S.A., Grigoriev I.V., Corradi N.,
RA Roux C., Martin F.;
RT "Genome of an arbuscular mycorrhizal fungus provides insight into the
RT oldest plant symbiosis.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:20117-20122(2013).
RN [2] {ECO:0000313|EMBL:POG75592.1, ECO:0000313|Proteomes:UP000018888}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DAOM 181602 / DAOM 197198 / MUCL 43194
RC {ECO:0000313|Proteomes:UP000018888};
RX PubMed=29355972;
RA Chen E.C.H., Morin E., Beaudet D., Noel J., Yildirir G., Ndikumana S.,
RA Charron P., St-Onge C., Giorgi J., Kruger M., Marton T., Ropars J.,
RA Grigoriev I.V., Hainaut M., Henrissat B., Roux C., Martin F., Corradi N.;
RT "High intraspecific genome diversity in the model arbuscular mycorrhizal
RT symbiont Rhizophagus irregularis.";
RL New Phytol. 0:0-0(2018).
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:POG75592.1}.
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DR EMBL; AUPC02000059; POG75592.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2H5U305; -.
DR STRING; 747089.A0A2H5U305; -.
DR VEuPathDB; FungiDB:GLOIN_2v1741624; -.
DR OrthoDB; 275600at2759; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000018888; 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:UP000018888};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 2..81
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 93..353
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 113
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604450-51"
SQ SEQUENCE 519 AA; 59248 MW; 7BF276BFB09F9D37 CRC64;
MKYRSTRGSP KLLSFSEAVL VGLAEDGGLF IPENMPSLPE NWSKAWSDLT YKSLALEIFS
LYIPREEISR EELKQLIDKS YSTFTFNDIT PLKQIRENLY ILELFHGPTF AFKDVALQFL
GNLFEYLLEK KNKEKKEEEN ITVLGATSGD TGSAAIYGLR GKKNISVFIL HPRGKVSPVQ
EAQMTTVLDK NIHNLAVEGT FDDCQDIVKN LFADRSFNEK YHLGAINSIN WARILAQIVY
YFYSYFQLLS SLNITIESKE SKEIYLQYCV PTGNFGDILA GYYAKKMGLP ISKLVVSTNS
NDILDRFFKN GRYERSKGGN GVTVIETLSP AMDIAISSNF ERLLWYLVYE NIGKKEEEER
NEEEKVKETS SIIREWMQNV KVNKSLVVEK SVLDISLRDF ISERVSDQET LDTIKKYYAP
ENENQISYIL DPHTAVGVAA ADRQNISPNT YQICLATAHP AKFSQAVEKA LENFKEFKFE
NILPKEFIGL LERERKVVFV EGAEPSLVKQ VIENELDNE
//
