ID   PYRF_MUCCL              Reviewed;         265 AA.
AC   P32431;
DT   01-OCT-1993, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1993, sequence version 1.
DT   27-MAR-2024, entry version 87.
DE   RecName: Full=Orotidine 5'-phosphate decarboxylase;
DE            EC=4.1.1.23;
DE   AltName: Full=OMP decarboxylase;
DE            Short=OMPDCase;
DE            Short=OMPdecase;
DE   AltName: Full=Uridine 5'-monophosphate synthase;
DE            Short=UMP synthase;
GN   Name=pyrG;
OS   Mucor circinelloides f. lusitanicus (Mucor racemosus var. lusitanicus).
OC   Eukaryota; Fungi; Fungi incertae sedis; Mucoromycota; Mucoromycotina;
OC   Mucoromycetes; Mucorales; Mucorineae; Mucoraceae; Mucor.
OX   NCBI_TaxID=29924;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=ATCC 1216b / BCRC 32522 / CBS 277.49 / NRRL 3631;
RX   PubMed=1628845; DOI=10.1016/0378-1119(92)90629-4;
RA   Benito E.P., Diaz-Minguez J.M., Iturriaga E.A., Campuzano V., Eslava A.P.;
RT   "Cloning and sequence analysis of the Mucor circinelloides pyrG gene
RT   encoding orotidine-5'-monophosphate decarboxylase: use of pyrG for
RT   homologous transformation.";
RL   Gene 116:59-67(1992).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H(+) + orotidine 5'-phosphate = CO2 + UMP;
CC         Xref=Rhea:RHEA:11596, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC         ChEBI:CHEBI:57538, ChEBI:CHEBI:57865; EC=4.1.1.23;
CC         Evidence={ECO:0000255|PROSITE-ProRule:PRU10110};
CC   -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway;
CC       UMP from orotate: step 2/2.
CC   -!- SIMILARITY: Belongs to the OMP decarboxylase family. {ECO:0000305}.
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DR   EMBL; M69112; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   AlphaFoldDB; P32431; -.
DR   SMR; P32431; -.
DR   UniPathway; UPA00070; UER00120.
DR   GO; GO:0004590; F:orotidine-5'-phosphate decarboxylase 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; cd04725; OMP_decarboxylase_like; 1.
DR   Gene3D; 3.20.20.70; Aldolase class I; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR014732; OMPdecase.
DR   InterPro; IPR018089; OMPdecase_AS.
DR   InterPro; IPR001754; OMPdeCOase_dom.
DR   InterPro; IPR011060; RibuloseP-bd_barrel.
DR   NCBIfam; TIGR01740; pyrF; 1.
DR   PANTHER; PTHR19278; OROTATE PHOSPHORIBOSYLTRANSFERASE; 1.
DR   PANTHER; PTHR19278:SF9; URIDINE 5'-MONOPHOSPHATE SYNTHASE; 1.
DR   Pfam; PF00215; OMPdecase; 1.
DR   SMART; SM00934; OMPdecase; 1.
DR   SUPFAM; SSF51366; Ribulose-phoshate binding barrel; 1.
DR   PROSITE; PS00156; OMPDECASE; 1.
PE   3: Inferred from homology;
KW   Decarboxylase; Lyase; Pyrimidine biosynthesis.
FT   CHAIN           1..265
FT                   /note="Orotidine 5'-phosphate decarboxylase"
FT                   /id="PRO_0000134679"
FT   ACT_SITE        93
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU10110"
FT   BINDING         38
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         60..62
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         91..100
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         213
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         232
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   265 AA;  29514 MW;  10BF511627BCEA14 CRC64;
     MNTYKTYSER GQQHPNACAR SLFELMERNE SNLSVAVDVT TKKELLSIAD AVGPFVCVLK
     THIDIVEDFD HDLVAQLEQL AKKHDFLIFE DRKFADIGNT VKHQYANGIY KIASWSHITN
     AHTVPGEGII KGLGEVGLPL GRGLLLLAEM SSKGALTKGS YTSESVEMAR RNKDFVFGFI
     AQHKMNEHDD EDFVVMSPGV GLDVKGDGLG QQYRTPHEVI VESGGDIIIV GRGIYGNPDQ
     VEAQAKRYRQ AGWDAYLERV RLHKK
//