ID A0A0J1IZY6_9FIRM Unreviewed; 263 AA.
AC A0A0J1IZY6;
DT 14-OCT-2015, integrated into UniProtKB/TrEMBL.
DT 14-OCT-2015, sequence version 1.
DT 27-MAR-2024, entry version 30.
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=RHS_3840 {ECO:0000313|EMBL:KLU70336.1};
OS Robinsoniella sp. RHS.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Robinsoniella.
OX NCBI_TaxID=1504536 {ECO:0000313|EMBL:KLU70336.1, ECO:0000313|Proteomes:UP000036477};
RN [1] {ECO:0000313|EMBL:KLU70336.1, ECO:0000313|Proteomes:UP000036477}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RHS {ECO:0000313|EMBL:KLU70336.1};
RX PubMed=25284151; DOI=10.1016/j.cell.2014.09.008;
RA Seedorf H., Griffin N.W., Ridaura V.K., Reyes A., Cheng J., Rey F.E.,
RA Smith M.I., Simon G.M., Scheffrahn R.H., Woebken D., Spormann A.M.,
RA Van Treuren W., Ursell L.K., Pirrung M., Robbins-Pianka A., Cantarel B.L.,
RA Lombard V., Henrissat B., Knight R., Gordon J.I.;
RT "Bacteria from diverse habitats colonize and compete in the mouse gut.";
RL Cell 159:253-266(2014).
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:KLU70336.1}.
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DR EMBL; JNGB01000046; KLU70336.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0J1IZY6; -.
DR PATRIC; fig|1504536.3.peg.5070; -.
DR UniPathway; UPA00070; UER00945.
DR Proteomes; UP000036477; 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; 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 PIRSF; PIRSF006816; Cyc3_hyd_g; 1.
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:UP000036477};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|HAMAP-Rule:MF_01211}.
FT DOMAIN 8..107
FT /note="FAD-binding FR-type"
FT /evidence="ECO:0000259|PROSITE:PS51384"
FT BINDING 58..61
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 75..77
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 82..83
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 223
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 228
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 231
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 250
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 263 AA; 28862 MW; 3C9E596CF378826E CRC64;
MAEKVKEKIK EKSRIISQEK IAGDVYSMWL DSEQITEHAK PGQFISVFSR DGSRLLPRPI
SICEVNKEKK ALRIVYRVVG KGTDEFSGLG EGDQIEIMGP LGNGFPLDRM EEGRKAFLIG
GGIGIPPMVQ LAKELKGEKQ AIVGYRDELF LTGELNTYAE VYIATEDGSA GTKGNVLDAI
KENGLTADVI YACGPTPMLR ALKSYAEENG IECWLSLEER MACGIGACLA CVCQSKELDE
HSQVHNKRIC KDGPVFLSTE IDL
//
