ID E3RCR2_PYRTT Unreviewed; 250 AA.
AC E3RCR2;
DT 11-JAN-2011, integrated into UniProtKB/TrEMBL.
DT 11-JAN-2011, sequence version 1.
DT 24-JAN-2024, entry version 52.
DE RecName: Full=3,4-dihydroxy-2-butanone 4-phosphate synthase {ECO:0000256|RuleBase:RU003843};
DE Short=DHBP synthase {ECO:0000256|RuleBase:RU003843};
DE EC=4.1.99.12 {ECO:0000256|RuleBase:RU003843};
GN ORFNames=PTT_00801 {ECO:0000313|EMBL:EFQ96494.1};
OS Pyrenophora teres f. teres (strain 0-1) (Barley net blotch fungus)
OS (Drechslera teres f. teres).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Dothideomycetes;
OC Pleosporomycetidae; Pleosporales; Pleosporineae; Pleosporaceae;
OC Pyrenophora.
OX NCBI_TaxID=861557 {ECO:0000313|Proteomes:UP000001067};
RN [1] {ECO:0000313|EMBL:EFQ96494.1, ECO:0000313|Proteomes:UP000001067}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=0-1 {ECO:0000313|EMBL:EFQ96494.1,
RC ECO:0000313|Proteomes:UP000001067};
RX PubMed=21067574; DOI=10.1186/gb-2010-11-11-r109;
RA Ellwood S.R., Liu Z., Syme R.A., Lai Z., Hane J.K., Keiper F., Moffat C.S.,
RA Oliver R.P., Friesen T.L.;
RT "A first genome assembly of the barley fungal pathogen Pyrenophora teres f.
RT teres.";
RL Genome Biol. 11:R109.1-R109.14(2010).
CC -!- FUNCTION: Catalyzes the conversion of D-ribulose 5-phosphate to formate
CC and 3,4-dihydroxy-2-butanone 4-phosphate.
CC {ECO:0000256|RuleBase:RU003843}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-ribulose 5-phosphate = (2S)-2-hydroxy-3-oxobutyl phosphate +
CC formate + H(+); Xref=Rhea:RHEA:18457, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:15740, ChEBI:CHEBI:58121, ChEBI:CHEBI:58830;
CC EC=4.1.99.12; Evidence={ECO:0000256|RuleBase:RU003843};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|RuleBase:RU003843};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|RuleBase:RU003843};
CC Note=Binds 2 divalent metal cations per subunit. Magnesium or
CC manganese. {ECO:0000256|RuleBase:RU003843};
CC -!- PATHWAY: Cofactor biosynthesis; riboflavin biosynthesis; 2-hydroxy-3-
CC oxobutyl phosphate from D-ribulose 5-phosphate: step 1/1.
CC {ECO:0000256|ARBA:ARBA00004904, ECO:0000256|RuleBase:RU003843}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|RuleBase:RU003843}.
CC -!- SIMILARITY: Belongs to the DHBP synthase family.
CC {ECO:0000256|RuleBase:RU003843}.
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DR EMBL; GL531888; EFQ96494.1; -; Genomic_DNA.
DR RefSeq; XP_003295417.1; XM_003295369.1.
DR AlphaFoldDB; E3RCR2; -.
DR STRING; 861557.E3RCR2; -.
DR EnsemblFungi; EFQ96494; EFQ96494; PTT_00801.
DR KEGG; pte:PTT_00801; -.
DR eggNOG; KOG1284; Eukaryota.
DR HOGENOM; CLU_020273_3_1_1; -.
DR OrthoDB; 5489599at2759; -.
DR UniPathway; UPA00275; UER00399.
DR Proteomes; UP000001067; Unassembled WGS sequence.
DR GO; GO:0008686; F:3,4-dihydroxy-2-butanone-4-phosphate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0009231; P:riboflavin biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.90.870.10; DHBP synthase; 1.
DR InterPro; IPR017945; DHBP_synth_RibB-like_a/b_dom.
DR InterPro; IPR000422; DHBP_synthase_RibB.
DR NCBIfam; TIGR00506; ribB; 1.
DR PANTHER; PTHR21327:SF18; 3,4-DIHYDROXY-2-BUTANONE 4-PHOSPHATE SYNTHASE; 1.
DR PANTHER; PTHR21327; GTP CYCLOHYDROLASE II-RELATED; 1.
DR Pfam; PF00926; DHBP_synthase; 1.
DR SUPFAM; SSF55821; YrdC/RibB; 1.
PE 3: Inferred from homology;
KW Lyase {ECO:0000256|RuleBase:RU003843};
KW Magnesium {ECO:0000256|RuleBase:RU003843};
KW Manganese {ECO:0000256|RuleBase:RU003843};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU003843};
KW Reference proteome {ECO:0000313|Proteomes:UP000001067};
KW Riboflavin biosynthesis {ECO:0000256|ARBA:ARBA00022619,
KW ECO:0000256|RuleBase:RU003843}.
FT REGION 1..24
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 250 AA; 26499 MW; 46B1B3BC53FF1828 CRC64;
MPAEQQNGLP ANGTNGVNSN TINSTPSHPA FDSIPDVIQA FANDEFVIVL DSPSRENEGD
LIIAASALTP SKASFMIRYS SGYICAPLPV SRAAALHLPQ MVADNADPNR TAYAVSIDAA
DPSVTTGISA TDRSLTCRML ADPSAKASHF RRPGHILPLQ ARDGGVRERR GHTEAAVDLC
RLAGKQPVGV ICELITDGVE VEGKPELVGG GMMRRDECLA FGKKWGIKVC TIDDMVRYIE
ENDGVLGVGA
//
