UBIG_ESCF3
ID UBIG_ESCF3 Reviewed; 240 AA.
AC B7LM95;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-FEB-2009, sequence version 1.
DT 03-AUG-2022, entry version 73.
DE RecName: Full=Ubiquinone biosynthesis O-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00472};
DE AltName: Full=2-octaprenyl-6-hydroxyphenol methylase {ECO:0000255|HAMAP-Rule:MF_00472};
DE EC=2.1.1.222 {ECO:0000255|HAMAP-Rule:MF_00472};
DE AltName: Full=3-demethylubiquinone-8 3-O-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00472};
DE EC=2.1.1.64 {ECO:0000255|HAMAP-Rule:MF_00472};
GN Name=ubiG {ECO:0000255|HAMAP-Rule:MF_00472}; OrderedLocusNames=EFER_0933;
OS Escherichia fergusonii (strain ATCC 35469 / DSM 13698 / CCUG 18766 / IAM
OS 14443 / JCM 21226 / LMG 7866 / NBRC 102419 / NCTC 12128 / CDC 0568-73).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=585054;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35469 / DSM 13698 / BCRC 15582 / CCUG 18766 / IAM 14443 / JCM
RC 21226 / LMG 7866 / NBRC 102419 / NCTC 12128 / CDC 0568-73;
RX PubMed=19165319; DOI=10.1371/journal.pgen.1000344;
RA Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P.,
RA Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H.,
RA Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E.,
RA Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C.,
RA Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S.,
RA Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J.,
RA Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E.;
RT "Organised genome dynamics in the Escherichia coli species results in
RT highly diverse adaptive paths.";
RL PLoS Genet. 5:E1000344-E1000344(2009).
CC -!- FUNCTION: O-methyltransferase that catalyzes the 2 O-methylation steps
CC in the ubiquinone biosynthetic pathway. {ECO:0000255|HAMAP-
CC Rule:MF_00472}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 3-demethylubiquinol + S-adenosyl-L-methionine = a ubiquinol
CC + H(+) + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:44380, Rhea:RHEA-
CC COMP:9566, Rhea:RHEA-COMP:10914, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:17976, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:84422; EC=2.1.1.64; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00472};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 3-(all-trans-polyprenyl)benzene-1,2-diol + S-adenosyl-L-
CC methionine = a 2-methoxy-6-(all-trans-polyprenyl)phenol + H(+) + S-
CC adenosyl-L-homocysteine; Xref=Rhea:RHEA:31411, Rhea:RHEA-COMP:9550,
CC Rhea:RHEA-COMP:9551, ChEBI:CHEBI:15378, ChEBI:CHEBI:57856,
CC ChEBI:CHEBI:59789, ChEBI:CHEBI:62729, ChEBI:CHEBI:62731;
CC EC=2.1.1.222; Evidence={ECO:0000255|HAMAP-Rule:MF_00472};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_00472}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. UbiG/COQ3
CC family. {ECO:0000255|HAMAP-Rule:MF_00472}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CU928158; CAQ88468.1; -; Genomic_DNA.
DR RefSeq; WP_000990786.1; NC_011740.1.
DR AlphaFoldDB; B7LM95; -.
DR SMR; B7LM95; -.
DR PRIDE; B7LM95; -.
DR EnsemblBacteria; CAQ88468; CAQ88468; EFER_0933.
DR KEGG; efe:EFER_0933; -.
DR HOGENOM; CLU_042432_5_0_6; -.
DR OMA; RGTHDWE; -.
DR OrthoDB; 1515497at2; -.
DR BioCyc; EFER585054:EFER_RS04780-MON; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000000745; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProt.
DR GO; GO:0102208; F:2-polyprenyl-6-hydroxyphenol methylase activity; IEA:RHEA.
DR GO; GO:0008425; F:2-polyprenyl-6-methoxy-1,4-benzoquinone methyltransferase activity; IEA:InterPro.
DR GO; GO:0008689; F:3-demethylubiquinone-9 3-O-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.150; -; 1.
DR HAMAP; MF_00472; UbiG; 1.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR010233; UbiG_MeTrfase.
DR SUPFAM; SSF53335; SSF53335; 1.
DR TIGRFAMs; TIGR01983; UbiG; 1.
PE 3: Inferred from homology;
KW Methyltransferase; S-adenosyl-L-methionine; Transferase;
KW Ubiquinone biosynthesis.
FT CHAIN 1..240
FT /note="Ubiquinone biosynthesis O-methyltransferase"
FT /id="PRO_1000199686"
FT BINDING 44
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
FT BINDING 64
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
FT BINDING 85
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
FT BINDING 129
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
SQ SEQUENCE 240 AA; 26519 MW; 935FBBAC847BDE8B CRC64;
MNAEKSPVTP NVDHEEIAKF EAVASRWWDL EGEFKPLHRI NPLRLGYIAE RAGGLFGKKV
LDVGCGGGIL AESMAREGAT VTGLDMGFEP LQVAKLHALE SGIQVNYVQE TVEEHAAKHA
GQYDVVTCME MLEHVPDPQS VVRACAQLVK PGGDVFFSTL NRNGKSWLMA VVGAEYILRM
VPKGTHDVKK FIKPAELLGW VDQTSLKERH MTGLHYNPIT NTFKLGPGVD VNYMLHTQNK
