PYRC_SHEHH
ID PYRC_SHEHH Reviewed; 345 AA.
AC B0TRS6;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 08-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 71.
DE RecName: Full=Dihydroorotase {ECO:0000255|HAMAP-Rule:MF_00219};
DE Short=DHOase {ECO:0000255|HAMAP-Rule:MF_00219};
DE EC=3.5.2.3 {ECO:0000255|HAMAP-Rule:MF_00219};
GN Name=pyrC {ECO:0000255|HAMAP-Rule:MF_00219}; OrderedLocusNames=Shal_3291;
OS Shewanella halifaxensis (strain HAW-EB4).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Shewanellaceae; Shewanella.
OX NCBI_TaxID=458817;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HAW-EB4;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Sims D., Brettin T., Detter J.C., Han C.,
RA Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Kim E., Zhao J.-S., Richardson P.;
RT "Complete sequence of Shewanella halifaxensis HAW-EB4.";
RL Submitted (JAN-2008) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible cyclization of carbamoyl aspartate
CC to dihydroorotate. {ECO:0000255|HAMAP-Rule:MF_00219}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(S)-dihydroorotate + H2O = H(+) + N-carbamoyl-L-aspartate;
CC Xref=Rhea:RHEA:24296, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:30864, ChEBI:CHEBI:32814; EC=3.5.2.3;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00219};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00219};
CC Note=Binds 2 Zn(2+) ions per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_00219};
CC -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway;
CC (S)-dihydroorotate from bicarbonate: step 3/3. {ECO:0000255|HAMAP-
CC Rule:MF_00219}.
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00219}.
CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily.
CC DHOase family. Class II DHOase subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_00219}.
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DR EMBL; CP000931; ABZ77838.1; -; Genomic_DNA.
DR RefSeq; WP_012278360.1; NC_010334.1.
DR AlphaFoldDB; B0TRS6; -.
DR SMR; B0TRS6; -.
DR STRING; 458817.Shal_3291; -.
DR EnsemblBacteria; ABZ77838; ABZ77838; Shal_3291.
DR KEGG; shl:Shal_3291; -.
DR eggNOG; COG0418; Bacteria.
DR HOGENOM; CLU_041558_1_0_6; -.
DR OMA; TLHHISM; -.
DR OrthoDB; 1319925at2; -.
DR UniPathway; UPA00070; UER00117.
DR Proteomes; UP000001317; Chromosome.
DR GO; GO:0004151; F:dihydroorotase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0044205; P:'de novo' UMP biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0019856; P:pyrimidine nucleobase biosynthetic process; IEA:InterPro.
DR CDD; cd01294; DHOase; 1.
DR HAMAP; MF_00219; PyrC_classII; 1.
DR InterPro; IPR006680; Amidohydro-rel.
DR InterPro; IPR004721; DHOdimr.
DR InterPro; IPR002195; Dihydroorotase_CS.
DR InterPro; IPR032466; Metal_Hydrolase.
DR PANTHER; PTHR43137; PTHR43137; 1.
DR Pfam; PF01979; Amidohydro_1; 1.
DR PIRSF; PIRSF001237; DHOdimr; 1.
DR SUPFAM; SSF51556; SSF51556; 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 Hydrolase; Metal-binding; Pyrimidine biosynthesis; Zinc.
FT CHAIN 1..345
FT /note="Dihydroorotase"
FT /id="PRO_1000078104"
FT ACT_SITE 246
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 13
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 15..17
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 15
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 41
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 98
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /note="via carbamate group"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 98
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /note="via carbamate group"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 135
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 135
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 173
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 218
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 246
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 250
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT BINDING 262
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
FT MOD_RES 98
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00219"
SQ SEQUENCE 345 AA; 37868 MW; 12CD7220ADBB535E CRC64;
MTQITLLTPD DWHLHFRDGD MLQETVPATA RLFQRAIVMP NLLPPVTDAK MVTEYRERIL
AARPAGSTFE PLMTIFLTNN TTEQDIIDAK AAGVVAAKLY PAGATTNSDA AVKALDALFP
VFEAMAKHGM LLLVHGEVTE SHIDIFDREA MFIERYLARI VAAFPALKVV FEHITTKDAA
DFVMSAPDNV AATITPQHLL LNRNDLLVGG VRPHNFCLPV LKRSTHQEAL RAVIATGSSK
FFLGTDSAPH EKHRKESACG CAGCYSAWSA LELYAQVFDD LGALDKLEGF ASLHGPDFYG
LPRNTSTVTL VKEKWTVPSE IILPNGNPIV PFFAGEEVNW KVKNA
