COQ7_RHORT
ID COQ7_RHORT Reviewed; 212 AA.
AC Q2RNK3;
DT 31-JUL-2019, integrated into UniProtKB/Swiss-Prot.
DT 24-JAN-2006, sequence version 1.
DT 03-AUG-2022, entry version 105.
DE RecName: Full=3-demethoxyubiquinol 3-hydroxylase {ECO:0000255|HAMAP-Rule:MF_01658};
DE Short=DMQ hydroxylase {ECO:0000255|HAMAP-Rule:MF_01658};
DE EC=1.14.99.60 {ECO:0000255|HAMAP-Rule:MF_01658, ECO:0000269|PubMed:30686758};
DE AltName: Full=2-nonaprenyl-3-methyl-6-methoxy-1,4-benzoquinol hydroxylase {ECO:0000255|HAMAP-Rule:MF_01658};
GN Name=coq7 {ECO:0000255|HAMAP-Rule:MF_01658, ECO:0000303|PubMed:30686758};
GN OrderedLocusNames=Rru_A3498 {ECO:0000312|EMBL:ABC24292.1};
OS Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 /
OS NCIMB 8255 / S1).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC Rhodospirillaceae; Rhodospirillum.
OX NCBI_TaxID=269796;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1;
RX PubMed=21886856; DOI=10.4056/sigs.1804360;
RA Munk A.C., Copeland A., Lucas S., Lapidus A., Del Rio T.G., Barry K.,
RA Detter J.C., Hammon N., Israni S., Pitluck S., Brettin T., Bruce D.,
RA Han C., Tapia R., Gilna P., Schmutz J., Larimer F., Land M., Kyrpides N.C.,
RA Mavromatis K., Richardson P., Rohde M., Goeker M., Klenk H.P., Zhang Y.,
RA Roberts G.P., Reslewic S., Schwartz D.C.;
RT "Complete genome sequence of Rhodospirillum rubrum type strain (S1).";
RL Stand. Genomic Sci. 4:293-302(2011).
RN [2]
RP CATALYTIC ACTIVITY, AND PATHWAY.
RX PubMed=30686758; DOI=10.1016/j.chembiol.2018.12.001;
RA Hajj Chehade M., Pelosi L., Fyfe C.D., Loiseau L., Rascalou B.,
RA Brugiere S., Kazemzadeh K., Vo C.D., Ciccone L., Aussel L., Coute Y.,
RA Fontecave M., Barras F., Lombard M., Pierrel F.;
RT "A soluble metabolon synthesizes the isoprenoid lipid ubiquinone.";
RL Cell Chem. Biol. 26:482-492(2019).
CC -!- FUNCTION: Catalyzes the hydroxylation of 2-nonaprenyl-3-methyl-6-
CC methoxy-1,4-benzoquinol during ubiquinone biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01658}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 6-methoxy-3-methyl-2-all-trans-polyprenyl-1,4-benzoquinol +
CC AH2 + O2 = A + a 3-demethylubiquinol + H2O; Xref=Rhea:RHEA:50908,
CC Rhea:RHEA-COMP:10859, Rhea:RHEA-COMP:10914, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:84167, ChEBI:CHEBI:84422; EC=1.14.99.60;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01658,
CC ECO:0000269|PubMed:30686758};
CC -!- COFACTOR:
CC Name=Fe cation; Xref=ChEBI:CHEBI:24875;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01658};
CC Note=Binds 2 iron ions per subunit. {ECO:0000255|HAMAP-Rule:MF_01658};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01658, ECO:0000269|PubMed:30686758}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000255|HAMAP-Rule:MF_01658};
CC Peripheral membrane protein {ECO:0000255|HAMAP-Rule:MF_01658}.
CC -!- SIMILARITY: Belongs to the COQ7 family. {ECO:0000255|HAMAP-
CC Rule:MF_01658}.
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DR EMBL; CP000230; ABC24292.1; -; Genomic_DNA.
DR RefSeq; WP_011391245.1; NC_007643.1.
DR RefSeq; YP_428579.1; NC_007643.1.
DR AlphaFoldDB; Q2RNK3; -.
DR STRING; 269796.Rru_A3498; -.
DR EnsemblBacteria; ABC24292; ABC24292; Rru_A3498.
DR KEGG; rru:Rru_A3498; -.
DR PATRIC; fig|269796.9.peg.3615; -.
DR eggNOG; COG2941; Bacteria.
DR HOGENOM; CLU_071892_2_0_5; -.
DR OMA; HYNDQVR; -.
DR OrthoDB; 1382712at2; -.
DR PhylomeDB; Q2RNK3; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000001929; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008682; F:3-demethoxyubiquinol 3-hydroxylase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01042; DMQH; 1.
DR HAMAP; MF_01658; COQ7; 1.
DR InterPro; IPR009078; Ferritin-like_SF.
DR InterPro; IPR011566; Ubq_synth_Coq7.
DR PANTHER; PTHR11237; PTHR11237; 1.
DR Pfam; PF03232; COQ7; 1.
DR SUPFAM; SSF47240; SSF47240; 1.
PE 1: Evidence at protein level;
KW Cell membrane; Iron; Membrane; Metal-binding; Monooxygenase;
KW Oxidoreductase; Reference proteome; Ubiquinone biosynthesis.
FT CHAIN 1..212
FT /note="3-demethoxyubiquinol 3-hydroxylase"
FT /id="PRO_0000447672"
FT REGION 1..22
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 58
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 89
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 89
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 92
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 141
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 173
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 173
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 176
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
SQ SEQUENCE 212 AA; 22894 MW; 88FA860777664223 CRC64;
MTSPSSRTPR GSTPPFEPSA DELVLHASGR KTAEDRLPGD PSPAALIDRF LRVDQAGEHG
AVRIYQGQLA VLGRRSANVG VLRHMLAQEE VHLATFDKLV ADRRARPTLL GPLWHVAGFA
LGAGTALLGE KAAMACTTAI EEAIDGHYKD QYDRLGDDEL PLKATIDTFR REELEHRDIG
YANGARQAPA FPVLSGAIKA GAKLAIWVSE RV
