COQ7_PSYCK
ID COQ7_PSYCK Reviewed; 214 AA.
AC Q1QA35;
DT 10-JUN-2008, integrated into UniProtKB/Swiss-Prot.
DT 16-MAY-2006, sequence version 1.
DT 03-AUG-2022, entry version 90.
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};
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}; OrderedLocusNames=Pcryo_1691;
OS Psychrobacter cryohalolentis (strain ATCC BAA-1226 / DSM 17306 / VKM B-2378
OS / K5).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Psychrobacter.
OX NCBI_TaxID=335284;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1226 / DSM 17306 / VKM B-2378 / K5;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Brettin T., Bruce D.,
RA Han C., Tapia R., Sims D.R., Gilna P., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Kim E., Richardson P.;
RT "Complete sequence of chromosome of Psychrobacter cryohalolentis K5.";
RL Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
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 -!- 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}.
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; CP000323; ABE75468.1; -; Genomic_DNA.
DR AlphaFoldDB; Q1QA35; -.
DR SMR; Q1QA35; -.
DR STRING; 335284.Pcryo_1691; -.
DR KEGG; pcr:Pcryo_1691; -.
DR eggNOG; COG2941; Bacteria.
DR HOGENOM; CLU_088601_0_0_6; -.
DR OMA; NPLWYGG; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000002425; 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 Gene3D; 1.20.1260.10; -; 1.
DR HAMAP; MF_01658; COQ7; 1.
DR InterPro; IPR012347; Ferritin-like.
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 3: Inferred from homology;
KW Cell membrane; Iron; Membrane; Metal-binding; Monooxygenase;
KW Oxidoreductase; Ubiquinone biosynthesis.
FT CHAIN 1..214
FT /note="3-demethoxyubiquinol 3-hydroxylase"
FT /id="PRO_0000338723"
FT BINDING 63
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 93
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 93
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 96
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 145
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 177
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 177
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
FT BINDING 180
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01658"
SQ SEQUENCE 214 AA; 23617 MW; 0DD0821558D2D026 CRC64;
MALRSLSKID QLLLGVDKAL RAVVPHSNPS TRPLPVSSDE IPELSITESR HVAGLMRINH
TGEVCAQGLY HGQAFTAKDN SVKRAMQQSA EEEVDHLVWC ETRLSELGSH PSVFTPLWYG
MSFGLGAVAG AISNEFSLGF VAETEAQVSE HLQDHIGQLP PQDQRSKEIL AQMDSEELHH
RELALANGGA ALSPLMRHTM RWMANRMKAT AYHF