ID A0A1I7L9G8_9BURK Unreviewed; 349 AA.
AC A0A1I7L9G8;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 28.
DE RecName: Full=Dihydroorotase {ECO:0000256|ARBA:ARBA00012860, ECO:0000256|HAMAP-Rule:MF_00219};
DE Short=DHOase {ECO:0000256|HAMAP-Rule:MF_00219};
DE EC=3.5.2.3 {ECO:0000256|ARBA:ARBA00012860, ECO:0000256|HAMAP-Rule:MF_00219};
GN Name=pyrC {ECO:0000256|HAMAP-Rule:MF_00219};
GN ORFNames=SAMN05216552_102527 {ECO:0000313|EMBL:SFV06340.1};
OS Pseudoduganella namucuonensis.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Oxalobacteraceae; Telluria group; Pseudoduganella.
OX NCBI_TaxID=1035707 {ECO:0000313|EMBL:SFV06340.1, ECO:0000313|Proteomes:UP000199391};
RN [1] {ECO:0000313|Proteomes:UP000199391}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.11014 {ECO:0000313|Proteomes:UP000199391};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible cyclization of carbamoyl aspartate
CC to dihydroorotate. {ECO:0000256|ARBA:ARBA00002368, ECO:0000256|HAMAP-
CC 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:0000256|HAMAP-Rule:MF_00219,
CC ECO:0000256|RuleBase:RU003440};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00219,
CC ECO:0000256|RuleBase:RU003440};
CC Note=Binds 2 Zn(2+) ions per subunit. {ECO:0000256|HAMAP-Rule:MF_00219,
CC ECO:0000256|RuleBase:RU003440};
CC -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway;
CC (S)-dihydroorotate from bicarbonate: step 3/3.
CC {ECO:0000256|ARBA:ARBA00004880, ECO:0000256|HAMAP-Rule:MF_00219,
CC ECO:0000256|RuleBase:RU003440}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00219}.
CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily.
CC DHOase family. Class II DHOase subfamily.
CC {ECO:0000256|ARBA:ARBA00005631, ECO:0000256|HAMAP-Rule:MF_00219,
CC ECO:0000256|RuleBase:RU003440}.
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DR EMBL; FPBO01000025; SFV06340.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1I7L9G8; -.
DR STRING; 1035707.SAMN05216552_102527; -.
DR OrthoDB; 9808095at2; -.
DR UniPathway; UPA00070; UER00117.
DR Proteomes; UP000199391; Unassembled WGS sequence.
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 Gene3D; 3.20.20.140; Metal-dependent hydrolases; 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 NCBIfam; TIGR00856; pyrC_dimer; 1.
DR PANTHER; PTHR43137; DIHYDROOROTASE; 1.
DR PANTHER; PTHR43137:SF1; DIHYDROOROTASE; 1.
DR Pfam; PF01979; Amidohydro_1; 1.
DR PIRSF; PIRSF001237; DHOdimr; 1.
DR SUPFAM; SSF51556; Metallo-dependent hydrolases; 1.
DR PROSITE; PS00482; DIHYDROOROTASE_1; 1.
DR PROSITE; PS00483; DIHYDROOROTASE_2; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00219};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00219};
KW Pyrimidine biosynthesis {ECO:0000256|ARBA:ARBA00022975, ECO:0000256|HAMAP-
KW Rule:MF_00219}; Reference proteome {ECO:0000313|Proteomes:UP000199391};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00219}.
FT DOMAIN 17..316
FT /note="Amidohydrolase-related"
FT /evidence="ECO:0000259|Pfam:PF01979"
FT ACT_SITE 253
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 19
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 21..23
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 21
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 47
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 105
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /note="via carbamate group"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 105
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /note="via carbamate group"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 142
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 142
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 180
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 225
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 253
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 257
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT BINDING 269
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
FT MOD_RES 105
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00219"
SQ SEQUENCE 349 AA; 38696 MW; D8D7ABABA74ADFB1 CRC64;
MSNIATPDSI TIIRPDDWHL HLRDGATMAS VLPHSARQFG RAIVMPNLKP PVTTVAAAEA
YRGRILAALP DGMKFEPLMT LYLTNNTEPD EIRRAVDSGF VHAVKLYPAG ATTNSDAGVT
DLRNCYKVLE VMQELDLPFL VHGEVTDPEV DVFDREAVFI ERVMRPLRKD LPELKVVFEH
ITTRQAAEYV AEAEGPIAAT ITAHHLLYNR NEIFKGGIRP HYYCLPILKR EEHRLALMTA
ATSGDERFFL GTDSAPHAQG AKEHACGCAG CYTALHAMEL YTEAFERAGA LDKLEAFASL
NGPSFYGMEP NADTITLRRE QWTLPATLPL GELEVVPLNS GETINWKMV
//
