UBIG_BRUA4
ID UBIG_BRUA4 Reviewed; 248 AA.
AC A6WXQ0;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 03-AUG-2022, entry version 86.
DE RecName: Full=Ubiquinone biosynthesis O-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00472};
DE AltName: Full=2-polyprenyl-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 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=Oant_1033;
OS Brucella anthropi (strain ATCC 49188 / DSM 6882 / CCUG 24695 / JCM 21032 /
OS LMG 3331 / NBRC 15819 / NCTC 12168 / Alc 37) (Ochrobactrum anthropi).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX NCBI_TaxID=439375;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 49188 / DSM 6882 / CCUG 24695 / JCM 21032 / LMG 3331 / NBRC
RC 15819 / NCTC 12168 / Alc 37;
RX PubMed=21685287; DOI=10.1128/jb.05335-11;
RA Chain P.S., Lang D.M., Comerci D.J., Malfatti S.A., Vergez L.M., Shin M.,
RA Ugalde R.A., Garcia E., Tolmasky M.E.;
RT "Genome of Ochrobactrum anthropi ATCC 49188 T, a versatile opportunistic
RT pathogen and symbiont of several eukaryotic hosts.";
RL J. Bacteriol. 193:4274-4275(2011).
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}.
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DR EMBL; CP000758; ABS13754.1; -; Genomic_DNA.
DR RefSeq; WP_012091205.1; NC_009667.1.
DR AlphaFoldDB; A6WXQ0; -.
DR SMR; A6WXQ0; -.
DR STRING; 439375.Oant_1033; -.
DR EnsemblBacteria; ABS13754; ABS13754; Oant_1033.
DR KEGG; oan:Oant_1033; -.
DR PATRIC; fig|439375.7.peg.1083; -.
DR eggNOG; COG2227; Bacteria.
DR HOGENOM; CLU_042432_0_0_5; -.
DR OMA; RGTHDWE; -.
DR OrthoDB; 1515497at2; -.
DR PhylomeDB; A6WXQ0; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000002301; Chromosome 1.
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; Reference proteome; S-adenosyl-L-methionine;
KW Transferase; Ubiquinone biosynthesis.
FT CHAIN 1..248
FT /note="Ubiquinone biosynthesis O-methyltransferase"
FT /id="PRO_1000013905"
FT BINDING 41
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
FT BINDING 72
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
FT BINDING 93
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
FT BINDING 136
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00472"
SQ SEQUENCE 248 AA; 27362 MW; 9B64CD967844AE9E CRC64;
MTETARTTID ASEIEHFSRI AAEWWNPQGK FRPLHKFNPT RLAYIKEKIC AKFNRDPNAP
RPFDGLRLLD IGCGGGLLCE PMARLGATVI GADASTTNIE VAKIHAAQSG LDIDYRATTA
EALAEAGEKF DVVLNMEVVE HVADVDLFMS ATSEMVKPGG LMFVATINRT LKAYGLAIIG
AEYVLRWLPR GTHQYEKLVR PEELEAALAK GGLRLIDKLG VTYNPLADSW SRSRDTDVNY
MVLAERPA
