ID   PYRC_ECOK1              Reviewed;         348 AA.
AC   A1A9V7;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 1.
DT   16-JUN-2009, entry version 21.
DE   RecName: Full=Dihydroorotase;
DE            Short=DHOase;
DE            EC=3.5.2.3;
GN   Name=pyrC; OrderedLocusNames=Ecok1_09530; ORFNames=APECO1_144;
OS   Escherichia coli O1:K1 / APEC.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacteriales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=405955;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=17293413; DOI=10.1128/JB.01726-06;
RA   Johnson T.J., Kariyawasam S., Wannemuehler Y., Mangiamele P.,
RA   Johnson S.J., Doetkott C., Skyberg J.A., Lynne A.M., Johnson J.R.,
RA   Nolan L.K.;
RT   "The genome sequence of avian pathogenic Escherichia coli strain
RT   O1:K1:H7 shares strong similarities with human extraintestinal
RT   pathogenic E. coli genomes.";
RL   J. Bacteriol. 189:3228-3236(2007).
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.
CC   -----------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution-NoDerivs License
CC   -----------------------------------------------------------------------
DR   EMBL; CP000468; ABJ00447.1; -; Genomic_DNA.
DR   RefSeq; YP_852161.1; -.
DR   SMR; A1A9V7; 5-347.
DR   GeneID; 4494102; -.
DR   GenomeReviews; CP000468_GR; Ecok1_09530.
DR   KEGG; ecv:APECO1_144; -.
DR   OMA; A1A9V7; 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_1000024009.
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;  38839 MW;  2EEFB26B323419A0 CRC64;
     MTAPSQVLKI RRPDDWHLHL RDGDMLKTVV PYTSEIYGRA IVMPNLAPPV TTVEAAVAYR
     QRILDAVPAG HDFTPLMTCY LTDSLDPNEL ERGFNEGVFT AAKLYPANAT TNSSHGVTSV
     DAIMPVLERM EKIGMPLLVH GEVTHADIDI FDREARFIES VMEPLRQRLT ALKVVFEHIT
     TKDAADYVRD GNERLAATIT PQHLMFNRNH MLVGGVRPHL YCLPILKRNI HQQALRELVA
     SGFNRVFLGT DSAPHARHRK ESSCGCAGCF NAPTALGSYA TVFEEMNALQ YFEAFCSVNG
     PQFYGLPVND TFIELVREEQ QVAESIALTD DTLVPFLAGE TVRWSVKQ
//