ID   PYRC_ECO24              Reviewed;         348 AA.
AC   A7ZKG7;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   16-JUN-2009, entry version 11.
DE   RecName: Full=Dihydroorotase;
DE            Short=DHOase;
DE            EC=3.5.2.3;
GN   Name=pyrC; OrderedLocusNames=EcE24377A_1185;
OS   Escherichia coli O139:H28 (strain E24377A / ETEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacteriales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=331111;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=18676672; DOI=10.1128/JB.00619-08;
RA   Rasko D.A., Rosovitz M.J., Myers G.S.A., Mongodin E.F., Fricke W.F.,
RA   Gajer P., Crabtree J., Sebaihia M., Thomson N.R., Chaudhuri R.,
RA   Henderson I.R., Sperandio V., Ravel J.;
RT   "The pangenome structure of Escherichia coli: comparative genomic
RT   analysis of E. coli commensal and pathogenic isolates.";
RL   J. Bacteriol. 190:6881-6893(2008).
CC   -!- CATALYTIC ACTIVITY: (S)-dihydroorotate + H(2)O = N-carbamoyl-L-
CC       aspartate.
CC   -!- COFACTOR: Binds 2 zinc ions per subunit (By similarity).
CC   -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo
CC       pathway; UMP from HCO(3)(-): step 3/6.
CC   -!- SUBUNIT: Homodimer (By similarity).
CC   -!- SIMILARITY: Belongs to the DHOase family. Type 1 subfamily.
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DR   EMBL; CP000800; ABV19092.1; -; Genomic_DNA.
DR   RefSeq; YP_001462296.1; -.
DR   GeneID; 5586994; -.
DR   GenomeReviews; CP000800_GR; EcE24377A_1185.
DR   KEGG; ecw:EcE24377A_1185; -.
DR   OMA; A7ZKG7; IMPNLVP.
DR   GO; GO:0004151; F:dihydroorotase activity; IEA:HAMAP.
DR   GO; GO:0008270; F:zinc ion binding; IEA:HAMAP.
DR   GO; GO:0019856; P:pyrimidine base biosynthetic process; IEA:InterPro.
DR   GO; GO:0006221; P:pyrimidine nucleotide biosynthetic process; IEA:HAMAP.
DR   HAMAP; MF_00219; -; 1.
DR   InterPro; IPR006680; Amidohydro_1.
DR   InterPro; IPR004721; DHOdimr.
DR   InterPro; IPR002195; Dihydroorotase_CS.
DR   Pfam; PF01979; Amidohydro_1; 1.
DR   PIRSF; PIRSF001237; DHOdimr; 1.
DR   TIGRFAMs; TIGR00856; pyrC_dimer; 1.
DR   PROSITE; PS00482; DIHYDROOROTASE_1; 1.
DR   PROSITE; PS00483; DIHYDROOROTASE_2; 1.
PE   3: Inferred from homology;
KW   Complete proteome; Hydrolase; Metal-binding; Pyrimidine biosynthesis;
KW   Zinc.
FT   CHAIN         1    348       Dihydroorotase.
FT                                /FTId=PRO_1000058648.
FT   METAL        17     17       Zinc 1 (By similarity).
FT   METAL        19     19       Zinc 1 (By similarity).
FT   METAL       103    103       Zinc 1; via carbamate group (By
FT                                similarity).
FT   METAL       103    103       Zinc 2; via carbamate group (By
FT                                similarity).
FT   METAL       140    140       Zinc 2 (By similarity).
FT   METAL       178    178       Zinc 2 (By similarity).
FT   METAL       251    251       Zinc 1 (By similarity).
FT   MOD_RES     103    103       N6-carboxylysine (By similarity).
SQ   SEQUENCE   348 AA;  38826 MW;  13357FD2416721F1 CRC64;
     MTAPSQVLKI RRPDDWHLHL RDGDMLKTVV PYTSEIYGRA IVMPNLAPPV TTVEAAVAYR
     QRILDAVPAG HNFTPLMTCY LTDSLDPNEL ERGFNEGVFT AAKLYPANAT TNSSHGVTSI
     DAIMPVLERM EKIGMPLLVH GEVTHADIDI FDREARFIES VMEPLRQRLT ALKVVFEHIT
     TKDAADYVRD GNERLAATIT PQHLMFNRNH MLVGGVRPHL YCLPILKRNI HQQALRELVA
     SGFNRVFLGT DSAPHARHRK ESSCGCAGCF NAPTALGSYA TVFEEMNALQ HFEAFCSVNG
     PQFYGLPVND TFIELVREEQ QVAESIALTD DTLVPFLAGE TVRWSVKQ
//