COQ7_PSYA2
ID COQ7_PSYA2 Reviewed; 214 AA.
AC Q4FRJ8;
DT 10-JUN-2008, integrated into UniProtKB/Swiss-Prot.
DT 30-AUG-2005, sequence version 1.
DT 03-AUG-2022, entry version 107.
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=Psyc_1512;
OS Psychrobacter arcticus (strain DSM 17307 / VKM B-2377 / 273-4).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Psychrobacter.
OX NCBI_TaxID=259536;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17307 / VKM B-2377 / 273-4;
RX PubMed=20154119; DOI=10.1128/aem.02101-09;
RA Ayala-del-Rio H.L., Chain P.S., Grzymski J.J., Ponder M.A., Ivanova N.,
RA Bergholz P.W., Di Bartolo G., Hauser L., Land M., Bakermans C.,
RA Rodrigues D., Klappenbach J., Zarka D., Larimer F., Richardson P.,
RA Murray A., Thomashow M., Tiedje J.M.;
RT "The genome sequence of Psychrobacter arcticus 273-4, a psychroactive
RT Siberian permafrost bacterium, reveals mechanisms for adaptation to low-
RT temperature growth.";
RL Appl. Environ. Microbiol. 76:2304-2312(2010).
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; CP000082; AAZ19360.1; -; Genomic_DNA.
DR AlphaFoldDB; Q4FRJ8; -.
DR SMR; Q4FRJ8; -.
DR STRING; 259536.Psyc_1512; -.
DR EnsemblBacteria; AAZ19360; AAZ19360; Psyc_1512.
DR KEGG; par:Psyc_1512; -.
DR eggNOG; COG2941; Bacteria.
DR HOGENOM; CLU_088601_0_0_6; -.
DR OMA; NPLWYGG; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000000546; 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; Reference proteome; Ubiquinone biosynthesis.
FT CHAIN 1..214
FT /note="3-demethoxyubiquinol 3-hydroxylase"
FT /id="PRO_0000338722"
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; 23559 MW; 3A82997CDE4C634F CRC64;
MALRPLSKID QLLLGVDKAL RAVVPHSNPS TRPLPVSSDE IPELSITESR HVAGLMRINH
TGEVCAQGLY HGQAFTAKDE NVKQAMQQSA EEEVDHLVWC ETRLSELGSH PSVFTPLWYG
MSFGLGAVAG AISNDFSLGF VAETEAQVSE HLQDHIGQLP PQDQRSKEIL AQMDSEELHH
RELALANGGA ALSPPIRHTM RWMANRMKAT AYHL
