ID C0DWI7_EIKCO Unreviewed; 240 AA.
AC C0DWI7;
DT 05-MAY-2009, integrated into UniProtKB/TrEMBL.
DT 05-MAY-2009, sequence version 1.
DT 27-MAR-2024, entry version 72.
DE RecName: Full=Ubiquinone biosynthesis O-methyltransferase {ECO:0000256|HAMAP-Rule:MF_00472};
DE AltName: Full=2-polyprenyl-6-hydroxyphenol methylase {ECO:0000256|HAMAP-Rule:MF_00472};
DE EC=2.1.1.222 {ECO:0000256|HAMAP-Rule:MF_00472};
DE AltName: Full=3-demethylubiquinone 3-O-methyltransferase {ECO:0000256|HAMAP-Rule:MF_00472};
DE EC=2.1.1.64 {ECO:0000256|HAMAP-Rule:MF_00472};
GN Name=ubiG {ECO:0000256|HAMAP-Rule:MF_00472,
GN ECO:0000313|EMBL:EEG23589.1};
GN ORFNames=EIKCOROL_01739 {ECO:0000313|EMBL:EEG23589.1};
OS Eikenella corrodens ATCC 23834.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC Eikenella.
OX NCBI_TaxID=546274 {ECO:0000313|EMBL:EEG23589.1, ECO:0000313|Proteomes:UP000005837};
RN [1] {ECO:0000313|EMBL:EEG23589.1, ECO:0000313|Proteomes:UP000005837}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 23834 {ECO:0000313|EMBL:EEG23589.1,
RC ECO:0000313|Proteomes:UP000005837};
RA Fulton L., Clifton S., Chinwalla A.T., Mitreva M., Sodergren E.,
RA Weinstock G., Clifton S., Dooling D.J., Fulton B., Minx P., Pepin K.H.,
RA Johnson M., Bhonagiri V., Nash W.E., Mardis E.R., Wilson R.K.;
RL Submitted (JAN-2009) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: O-methyltransferase that catalyzes the 2 O-methylation steps
CC in the ubiquinone biosynthetic pathway. {ECO:0000256|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:0000256|HAMAP-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:0000256|HAMAP-
CC Rule:MF_00472};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_00472}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. UbiG/COQ3
CC family. {ECO:0000256|HAMAP-Rule:MF_00472}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EEG23589.1}.
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DR EMBL; ACEA01000035; EEG23589.1; -; Genomic_DNA.
DR RefSeq; WP_003823873.1; NZ_EQ973320.1.
DR AlphaFoldDB; C0DWI7; -.
DR GeneID; 60770147; -.
DR eggNOG; COG2227; Bacteria.
DR HOGENOM; CLU_042432_5_0_4; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000005837; Unassembled WGS sequence.
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:0061542; F:3-demethylubiquinol-n 3-O-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_00472; UbiG; 1.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR010233; UbiG_MeTrfase.
DR NCBIfam; TIGR01983; UbiG; 1.
DR PANTHER; PTHR43464; METHYLTRANSFERASE; 1.
DR PANTHER; PTHR43464:SF19; UBIQUINONE BIOSYNTHESIS O-METHYLTRANSFERASE, MITOCHONDRIAL; 1.
DR Pfam; PF13489; Methyltransf_23; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
PE 3: Inferred from homology;
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_00472};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_00472};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00472}; Ubiquinone {ECO:0000313|EMBL:EEG23589.1};
KW Ubiquinone biosynthesis {ECO:0000256|ARBA:ARBA00022688, ECO:0000256|HAMAP-
KW Rule:MF_00472}.
FT BINDING 40
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00472"
FT BINDING 60
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00472"
FT BINDING 81
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00472"
FT BINDING 126
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00472"
SQ SEQUENCE 240 AA; 25963 MW; 145F5E7A6CA68249 CRC64;
MNTSAQNVDA AEIDKFSRLA AQWWNPEGEF KSLHEINPLR LGFIREHSGG LTGKNVLDVG
CGGGILSEAI AREAAQATGI DMAEKSLQVA QAHAEQQGLA NLHYRCISVE ALAAEQPAAY
DVVTCMEMLE HVPDPASVIA ACAKLVKPGG SLFFSTLSRT AKSYAQAIIA AEYLLGLVAK
GTHDWQRFIN PADLARLCRQ AGLNITTTSG LTYNPLTRRY RLCQRTDVNY MIACRPIGTA
//
