PYRC_PELTS
ID PYRC_PELTS Reviewed; 427 AA.
AC A5D1A4;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 81.
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=PTH_1811;
OS Pelotomaculum thermopropionicum (strain DSM 13744 / JCM 10971 / SI).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Desulfotomaculaceae;
OC Pelotomaculum.
OX NCBI_TaxID=370438;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 13744 / JCM 10971 / SI;
RX PubMed=18218977; DOI=10.1101/gr.7136508;
RA Kosaka T., Kato S., Shimoyama T., Ishii S., Abe T., Watanabe K.;
RT "The genome of Pelotomaculum thermopropionicum reveals niche-associated
RT evolution in anaerobic microbiota.";
RL Genome Res. 18:442-448(2008).
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; AP009389; BAF59992.1; -; Genomic_DNA.
DR AlphaFoldDB; A5D1A4; -.
DR SMR; A5D1A4; -.
DR STRING; 370438.PTH_1811; -.
DR EnsemblBacteria; BAF59992; BAF59992; PTH_1811.
DR KEGG; pth:PTH_1811; -.
DR eggNOG; COG0044; Bacteria.
DR HOGENOM; CLU_015572_1_0_9; -.
DR OMA; QHAQEPR; -.
DR UniPathway; UPA00070; UER00117.
DR Proteomes; UP000006556; 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..427
FT /note="Dihydroorotase"
FT /id="PRO_1000078108"
FT ACT_SITE 304
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 60
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 62..64
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 62
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 94
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 151
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 151
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 178
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 231
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 277
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 304
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 308
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
FT BINDING 322..323
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00220"
SQ SEQUENCE 427 AA; 44760 MW; DEAC7DD75DD82444 CRC64;
MKLLIKGGTV VDPVAGKIEE KDVFIVDGKI ARAGAHVNTA GAEVLDASGK LVVPGLIDMH
VHLREPGFEA RETIYTGTRA AARGGFTSVA CMPNTSPVAD NGAVISFIKA CGLKGAVNVY
PIGAITRGSK GEELAEMGDM KEAGAVAFSD DGMPVMNAGL MRRALQYAGM LGMVVISHCE
DKNLSAGGVM HEGYVSTMLG LKGIPASAEE VMVARDILLA EETGSRVHIA HVSTAGSVRL
IREAKARGVR VTAEVAPHHF TLTDEAVLGY DTSTKVNPPL RSAGDVAAVR EGLADGTIDV
IATDHAPHTE EEKDVEYDLA PFGMVGLETA VGLVWTELVA AGVLTPLQAV VKMTLNPARV
LGIPKGTLEP GADADITIID PDLSEPVDPA RFASKGRNTP FRGRLLKGLP WATIVGGRVV
MQDRVIR
