PYRC_SYNFM
ID PYRC_SYNFM Reviewed; 439 AA.
AC A0LK22;
DT 18-MAR-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-DEC-2006, sequence version 1.
DT 03-AUG-2022, entry version 86.
DE RecName: Full=Dihydroorotase {ECO:0000255|HAMAP-Rule:MF_00220};
DE Short=DHOase {ECO:0000255|HAMAP-Rule:MF_00220};
DE EC=3.5.2.3 {ECO:0000255|HAMAP-Rule:MF_00220};
GN Name=pyrC {ECO:0000255|HAMAP-Rule:MF_00220}; OrderedLocusNames=Sfum_2091;
OS Syntrophobacter fumaroxidans (strain DSM 10017 / MPOB).
OC Bacteria; Proteobacteria; Deltaproteobacteria; Syntrophobacterales;
OC Syntrophobacteraceae; Syntrophobacter.
OX NCBI_TaxID=335543;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 10017 / MPOB;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Pitluck S., Goltsman E.G.,
RA Martinez M., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Kim E., Boone D.R., Brockman F., Culley D., Ferry J., Gunsalus R.,
RA McInerney M.J., Morrison M., Plugge C., Rohlin L., Scholten J., Sieber J.,
RA Stams A.J.M., Worm P., Henstra A.M., Richardson P.;
RT "Complete sequence of Syntrophobacter fumaroxidans MPOB.";
RL Submitted (OCT-2006) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible cyclization of carbamoyl aspartate
CC to dihydroorotate. {ECO:0000255|HAMAP-Rule:MF_00220}.
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_00220};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00220};
CC Note=Binds 2 Zn(2+) ions per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_00220};
CC -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway;
CC (S)-dihydroorotate from bicarbonate: step 3/3. {ECO:0000255|HAMAP-
CC Rule:MF_00220}.
CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily.
CC DHOase family. Class I DHOase subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_00220}.
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DR EMBL; CP000478; ABK17774.1; -; Genomic_DNA.
DR RefSeq; WP_011698943.1; NC_008554.1.
DR AlphaFoldDB; A0LK22; -.
DR SMR; A0LK22; -.
DR STRING; 335543.Sfum_2091; -.
DR EnsemblBacteria; ABK17774; ABK17774; Sfum_2091.
DR KEGG; sfu:Sfum_2091; -.
DR eggNOG; COG0044; Bacteria.
DR HOGENOM; CLU_015572_1_0_7; -.
DR OMA; QHAQEPR; -.
DR OrthoDB; 1319925at2; -.
DR UniPathway; UPA00070; UER00117.
DR Proteomes; UP000001784; 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 CDD; cd01317; DHOase_IIa; 1.
DR Gene3D; 2.30.40.10; -; 1.
DR HAMAP; MF_00220_B; PyrC_classI_B; 1.
DR InterPro; IPR006680; Amidohydro-rel.
DR InterPro; IPR004722; DHOase.
DR InterPro; IPR002195; Dihydroorotase_CS.
DR InterPro; IPR011059; Metal-dep_hydrolase_composite.
DR InterPro; IPR032466; Metal_Hydrolase.
DR Pfam; PF01979; Amidohydro_1; 1.
DR SUPFAM; SSF51338; SSF51338; 1.
DR SUPFAM; SSF51556; SSF51556; 1.
DR PROSITE; PS00482; DIHYDROOROTASE_1; 1.
DR PROSITE; PS00483; DIHYDROOROTASE_2; 1.
PE 3: Inferred from homology;
KW Hydrolase; Metal-binding; Pyrimidine biosynthesis; Reference proteome;
KW Zinc.
FT CHAIN 1..439
FT /note="Dihydroorotase"
FT /id="PRO_0000325596"
FT ACT_SITE 318
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 73
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 75..77
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 75
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 107
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 165
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 165
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 192
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 245
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 291
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 318
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 322
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
SQ SEQUENCE 439 AA; 47298 MW; 3CBAAB8E3524DBE6 CRC64;
MKKGKADPCN YLFRRARVID PARDLDAVAD VLVVDGILTD IKPNIDLPSD RLAHFAVIDA
SEKWIVPGLI DMHVHLREPG EEYKETIATG TMAAVAGGYT AVACMPNTKP VNDCAAVTEY
ILERAREQGH CRVLPVGAVS SGLEGRSLAE FGELKGSGAV AVTDDGRPVA NSMLMRRALE
YAKNFDLPVI SHAEDPALSE GGLMNEGPTS TLLGLHGIPK AAEEVMVARD LALAELTGAR
LHIAHVSTAG AVRMIGEAKS RGVPVTAETA PHYFTLTDDR LMTFDTLYKV NPPIRGPADV
EAIKRGLADG TIDAVATDHA PHSSIEKDTE FEYAANGIIG LESALPLILE LVREKTLTPS
QAVAKVSCNP ARILGLPLGT LLLNQRACMT YLDPEFYFVL DCTTFRSKSR NCPFHGQPTR
GRALMTFFNG KVAFSRLSK
