ID R5DBN3_9FIRM Unreviewed; 261 AA.
AC R5DBN3;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 27-MAR-2024, entry version 42.
DE RecName: Full=Dihydroorotate dehydrogenase B (NAD(+)), electron transfer subunit {ECO:0000256|HAMAP-Rule:MF_01211};
DE AltName: Full=Dihydroorotate oxidase B, electron transfer subunit {ECO:0000256|HAMAP-Rule:MF_01211};
GN Name=pyrK {ECO:0000256|HAMAP-Rule:MF_01211};
GN ORFNames=BN457_01850 {ECO:0000313|EMBL:CCX74227.1};
OS Dorea sp. CAG:105.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae; Dorea.
OX NCBI_TaxID=1262872 {ECO:0000313|EMBL:CCX74227.1, ECO:0000313|Proteomes:UP000017921};
RN [1] {ECO:0000313|EMBL:CCX74227.1, ECO:0000313|Proteomes:UP000017921}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MGS:105 {ECO:0000313|Proteomes:UP000017921};
RA Nielsen H.B., Almeida M., Juncker A.S., Rasmussen S., Li J., Sunagawa S.,
RA Plichta D., Gautier L., Le Chatelier E., Peletier E., Bonde I., Nielsen T.,
RA Manichanh C., Arumugam M., Batto J., Santos M.B.Q.D., Blom N., Borruel N.,
RA Burgdorf K.S., Boumezbeur F., Casellas F., Dore J., Guarner F., Hansen T.,
RA Hildebrand F., Kaas R.S., Kennedy S., Kristiansen K., Kultima J.R.,
RA Leonard P., Levenez F., Lund O., Moumen B., Le Paslier D., Pons N.,
RA Pedersen O., Prifti E., Qin J., Raes J., Tap J., Tims S., Ussery D.W.,
RA Yamada T., MetaHit consortium, Renault P., Sicheritz-Ponten T., Bork P.,
RA Wang J., Brunak S., Ehrlich S.D.;
RT "Dependencies among metagenomic species, viruses, plasmids and units of
RT genetic variation.";
RL Submitted (NOV-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Responsible for channeling the electrons from the oxidation
CC of dihydroorotate from the FMN redox center in the PyrD type B subunit
CC to the ultimate electron acceptor NAD(+). {ECO:0000256|HAMAP-
CC Rule:MF_01211}.
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01211,
CC ECO:0000256|PIRSR:PIRSR006816-1};
CC Note=Binds 1 FAD per subunit. {ECO:0000256|HAMAP-Rule:MF_01211,
CC ECO:0000256|PIRSR:PIRSR006816-1};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01211};
CC Note=Binds 1 [2Fe-2S] cluster per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_01211};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|PIRSR:PIRSR006816-2};
CC Note=Binds 1 [2Fe-2S] cluster per subunit.
CC {ECO:0000256|PIRSR:PIRSR006816-2};
CC -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway;
CC orotate from (S)-dihydroorotate (NAD(+) route): step 1/1.
CC {ECO:0000256|HAMAP-Rule:MF_01211}.
CC -!- SUBUNIT: Heterotetramer of 2 PyrK and 2 PyrD type B subunits.
CC {ECO:0000256|HAMAP-Rule:MF_01211}.
CC -!- SIMILARITY: Belongs to the PyrK family. {ECO:0000256|ARBA:ARBA00006422,
CC ECO:0000256|HAMAP-Rule:MF_01211}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:CCX74227.1}.
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DR EMBL; CAWY010000047; CCX74227.1; -; Genomic_DNA.
DR AlphaFoldDB; R5DBN3; -.
DR STRING; 1262872.BN457_01850; -.
DR UniPathway; UPA00070; UER00945.
DR Proteomes; UP000017921; Unassembled WGS sequence.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0009055; F:electron transfer activity; IEA:UniProtKB-UniRule.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0044205; P:'de novo' UMP biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd06218; DHOD_e_trans; 1.
DR Gene3D; 2.10.240.10; Dihydroorotate dehydrogenase, electron transfer subunit; 1.
DR Gene3D; 3.40.50.80; Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module; 1.
DR Gene3D; 2.40.30.10; Translation factors; 1.
DR HAMAP; MF_01211; DHODB_Fe_S_bind; 1.
DR InterPro; IPR012165; Cyt_c3_hydrogenase_gsu.
DR InterPro; IPR037117; Dihydroorotate_DH_ele_sf.
DR InterPro; IPR019480; Dihydroorotate_DH_Fe-S-bd.
DR InterPro; IPR023455; Dihydroorotate_DHASE_ETsu.
DR InterPro; IPR017927; FAD-bd_FR_type.
DR InterPro; IPR039261; FNR_nucleotide-bd.
DR InterPro; IPR001433; OxRdtase_FAD/NAD-bd.
DR InterPro; IPR017938; Riboflavin_synthase-like_b-brl.
DR PANTHER; PTHR43513; DIHYDROOROTATE DEHYDROGENASE B (NAD(+)), ELECTRON TRANSFER SUBUNIT; 1.
DR PANTHER; PTHR43513:SF3; DIHYDROOROTATE DEHYDROGENASE B (NAD(+)), ELECTRON TRANSFER SUBUNIT-RELATED; 1.
DR Pfam; PF10418; DHODB_Fe-S_bind; 1.
DR Pfam; PF00175; NAD_binding_1; 1.
DR PIRSF; PIRSF006816; Cyc3_hyd_g; 1.
DR PRINTS; PR00409; PHDIOXRDTASE.
DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked domain; 1.
DR SUPFAM; SSF63380; Riboflavin synthase domain-like; 1.
DR PROSITE; PS51384; FAD_FR; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|HAMAP-Rule:MF_01211, ECO:0000256|PIRSR:PIRSR006816-2};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982, ECO:0000256|HAMAP-
KW Rule:MF_01211};
KW FAD {ECO:0000256|HAMAP-Rule:MF_01211, ECO:0000256|PIRSR:PIRSR006816-1};
KW Flavoprotein {ECO:0000256|HAMAP-Rule:MF_01211,
KW ECO:0000256|PIRSR:PIRSR006816-1};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_01211};
KW Iron-sulfur {ECO:0000256|HAMAP-Rule:MF_01211,
KW ECO:0000256|PIRSR:PIRSR006816-2};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01211};
KW Pyrimidine biosynthesis {ECO:0000256|ARBA:ARBA00022975, ECO:0000256|HAMAP-
KW Rule:MF_01211}; Reference proteome {ECO:0000313|Proteomes:UP000017921};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|HAMAP-Rule:MF_01211}.
FT DOMAIN 4..104
FT /note="FAD-binding FR-type"
FT /evidence="ECO:0000259|PROSITE:PS51384"
FT BINDING 53..56
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-1"
FT BINDING 70..72
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-1"
FT BINDING 79..80
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-1"
FT BINDING 221
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-2"
FT BINDING 226
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-2"
FT BINDING 229
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-2"
FT BINDING 248
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01211,
FT ECO:0000256|PIRSR:PIRSR006816-2"
SQ SEQUENCE 261 AA; 28583 MW; CDBA5F3CEA326A50 CRC64;
MAKMEKEQAR VISQEMLAAG IYSMWIQTKA AKNAKPGQFI SMYTNDAGKL LPRPISICEI
DRESEKLRVV YRVTGENTGT EQFSKLQAGD TIDIVGSLGN GFPLEKAKGK KVFLMGGGIG
VPPILQLAKE MECEKKRIIV GYRDAQTFLR EEFEANGEVY IATEDGSVGT KGNVMDAIRE
AALEAEIIYA CGPAPMLRAI KAYAAENQIE CYISLEERMA CGIGACLACV CKSKEKDAHS
NVHNKRICKD GPVFLSTEVE I
//
