ID   PYRDA_STRP8             Reviewed;         311 AA.
AC   Q8P0C0;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2002, sequence version 1.
DT   03-AUG-2022, entry version 113.
DE   RecName: Full=Putative dihydroorotate dehydrogenase A (fumarate);
DE            Short=DHOD A;
DE            Short=DHODase A;
DE            Short=DHOdehase A;
DE            EC=1.3.98.1;
GN   Name=pyrD; OrderedLocusNames=spyM18_1441;
OS   Streptococcus pyogenes serotype M18 (strain MGAS8232).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=186103;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MGAS8232;
RX   PubMed=11917108; DOI=10.1073/pnas.062526099;
RA   Smoot J.C., Barbian K.D., Van Gompel J.J., Smoot L.M., Chaussee M.S.,
RA   Sylva G.L., Sturdevant D.E., Ricklefs S.M., Porcella S.F., Parkins L.D.,
RA   Beres S.B., Campbell D.S., Smith T.M., Zhang Q., Kapur V., Daly J.A.,
RA   Veasy L.G., Musser J.M.;
RT   "Genome sequence and comparative microarray analysis of serotype M18 group
RT   A Streptococcus strains associated with acute rheumatic fever outbreaks.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:4668-4673(2002).
CC   -!- FUNCTION: Catalyzes the conversion of dihydroorotate to orotate with
CC       fumarate as the electron acceptor. {ECO:0000250}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(S)-dihydroorotate + fumarate = orotate + succinate;
CC         Xref=Rhea:RHEA:30059, ChEBI:CHEBI:29806, ChEBI:CHEBI:30031,
CC         ChEBI:CHEBI:30839, ChEBI:CHEBI:30864; EC=1.3.98.1;
CC   -!- COFACTOR:
CC       Name=FMN; Xref=ChEBI:CHEBI:58210; Evidence={ECO:0000250};
CC       Note=Binds 1 FMN per subunit. {ECO:0000250};
CC   -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway.
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the dihydroorotate dehydrogenase family. Type 1
CC       subfamily. {ECO:0000305}.
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DR   EMBL; AE009949; AAL98020.1; -; Genomic_DNA.
DR   RefSeq; WP_011017961.1; NC_003485.1.
DR   AlphaFoldDB; Q8P0C0; -.
DR   SMR; Q8P0C0; -.
DR   PRIDE; Q8P0C0; -.
DR   KEGG; spm:spyM18_1441; -.
DR   HOGENOM; CLU_042042_3_0_9; -.
DR   OMA; CPISFIT; -.
DR   UniPathway; UPA00070; -.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:1990663; F:dihydroorotate dehydrogenase (fumarate) activity; IEA:UniProtKB-EC.
DR   GO; GO:0006207; P:'de novo' pyrimidine nucleobase biosynthetic process; IEA:InterPro.
DR   GO; GO:0044205; P:'de novo' UMP biosynthetic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd04741; DHOD_1A_like; 1.
DR   Gene3D; 3.20.20.70; -; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR033886; DHOD_1A.
DR   InterPro; IPR005720; Dihydroorotate_DH.
DR   InterPro; IPR024920; Dihydroorotate_DH_1.
DR   InterPro; IPR012135; Dihydroorotate_DH_1_2.
DR   InterPro; IPR001295; Dihydroorotate_DH_CS.
DR   Pfam; PF01180; DHO_dh; 1.
DR   PIRSF; PIRSF000164; DHO_oxidase; 1.
DR   TIGRFAMs; TIGR01037; pyrD_sub1_fam; 1.
DR   PROSITE; PS00912; DHODEHASE_2; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Flavoprotein; FMN; Oxidoreductase; Pyrimidine biosynthesis.
FT   CHAIN           1..311
FT                   /note="Putative dihydroorotate dehydrogenase A (fumarate)"
FT                   /id="PRO_1000100232"
FT   ACT_SITE        131
FT                   /note="Nucleophile"
FT   BINDING         45..46
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
FT   BINDING         45
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         69..73
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         128
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
FT   BINDING         128
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         165
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
FT   BINDING         193
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
FT   BINDING         194..195
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         220
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
FT   BINDING         248..249
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
FT   BINDING         270..271
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   311 AA;  34376 MW;  F8D3B8575CC1AAD6 CRC64;
     MVSTATQIGH FSFDNCLMNA AGVYCMTKEE LMEVEKSQAA SFVTKTGTLE VRPGNPEPRY
     ADTRLGSINS MGLPNNGFRY YLDFVSDLAK TGQHKPHFLS VVGLSPTETE TILKAIMASD
     YEGLVELNLS CPNVPGKPQI AYDFETTDQL LENIFTYYTK PLGIKLPPYF DIVHFDQAAA
     IFNKYPLSFV NCVNSIGNGL VIEDEQVLIK PKNGFGGIGG DYIKPTALAN VHAFYKRLKP
     SIHIIGTGGV KTGRDAFEHI LCGASMVQIG TVLHQEGPAI FERVTKELKT IMVEKGYQRL
     ADFRGNLRYK D