ID A0A0C3EDN1_9AGAM Unreviewed; 317 AA.
AC A0A0C3EDN1;
DT 01-APR-2015, integrated into UniProtKB/TrEMBL.
DT 01-APR-2015, sequence version 1.
DT 27-MAR-2024, entry version 33.
DE RecName: Full=Ubiquinone biosynthesis O-methyltransferase, mitochondrial {ECO:0000256|HAMAP-Rule:MF_03190};
DE AltName: Full=3-demethylubiquinol 3-O-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03190};
DE EC=2.1.1.64 {ECO:0000256|HAMAP-Rule:MF_03190};
DE AltName: Full=Polyprenyldihydroxybenzoate methyltransferase {ECO:0000256|HAMAP-Rule:MF_03190};
DE EC=2.1.1.114 {ECO:0000256|HAMAP-Rule:MF_03190};
GN Name=COQ3 {ECO:0000256|HAMAP-Rule:MF_03190};
GN ORFNames=SCLCIDRAFT_1211662 {ECO:0000313|EMBL:KIM66016.1};
OS Scleroderma citrinum Foug A.
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes;
OC Agaricomycetidae; Boletales; Sclerodermatineae; Sclerodermataceae;
OC Scleroderma.
OX NCBI_TaxID=1036808 {ECO:0000313|EMBL:KIM66016.1, ECO:0000313|Proteomes:UP000053989};
RN [1] {ECO:0000313|EMBL:KIM66016.1, ECO:0000313|Proteomes:UP000053989}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Foug A {ECO:0000313|EMBL:KIM66016.1,
RC ECO:0000313|Proteomes:UP000053989};
RG DOE Joint Genome Institute;
RA Kuo A., Kohler A., Nagy L.G., Floudas D., Copeland A., Barry K.W.,
RA Cichocki N., Veneault-Fourrey C., LaButti K., Lindquist E.A., Lipzen A.,
RA Lundell T., Morin E., Murat C., Sun H., Tunlid A., Henrissat B.,
RA Grigoriev I.V., Hibbett D.S., Martin F., Nordberg H.P., Cantor M.N.,
RA Hua S.X.;
RL Submitted (APR-2014) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Proteomes:UP000053989}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Foug A {ECO:0000313|Proteomes:UP000053989};
RG DOE Joint Genome Institute;
RG Mycorrhizal Genomics Consortium;
RA Kohler A., Kuo A., Nagy L.G., Floudas D., Copeland A., Barry K.W.,
RA Cichocki N., Veneault-Fourrey C., LaButti K., Lindquist E.A., Lipzen A.,
RA Lundell T., Morin E., Murat C., Riley R., Ohm R., Sun H., Tunlid A.,
RA Henrissat B., Grigoriev I.V., Hibbett D.S., Martin F.;
RT "Evolutionary Origins and Diversification of the Mycorrhizal Mutualists.";
RL Submitted (JAN-2015) 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_03190}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3,4-dihydroxy-5-all-trans-polyprenylbenzoate + S-adenosyl-L-
CC methionine = 3-methoxy,4-hydroxy-5-all-trans-polyprenylbenzoate +
CC H(+) + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:44452, Rhea:RHEA-
CC COMP:10930, Rhea:RHEA-COMP:10931, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:64694,
CC ChEBI:CHEBI:84443; EC=2.1.1.114; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_03190};
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_03190};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_03190}.
CC -!- SUBUNIT: Component of a multi-subunit COQ enzyme complex, composed of
CC at least COQ3, COQ4, COQ5, COQ6, COQ7 and COQ9. {ECO:0000256|HAMAP-
CC Rule:MF_03190}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion inner membrane {ECO:0000256|HAMAP-
CC Rule:MF_03190}; Peripheral membrane protein {ECO:0000256|HAMAP-
CC Rule:MF_03190}; Matrix side {ECO:0000256|HAMAP-Rule:MF_03190}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. UbiG/COQ3 family. {ECO:0000256|HAMAP-Rule:MF_03190}.
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DR EMBL; KN822019; KIM66016.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0C3EDN1; -.
DR STRING; 1036808.A0A0C3EDN1; -.
DR HOGENOM; CLU_042432_1_0_1; -.
DR InParanoid; A0A0C3EDN1; -.
DR OrthoDB; 1459at2759; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000053989; Unassembled WGS sequence.
DR GO; GO:0031314; C:extrinsic component of mitochondrial inner membrane; IEA:UniProtKB-UniRule.
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:0004395; F:hexaprenyldihydroxybenzoate 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 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 Membrane {ECO:0000256|HAMAP-Rule:MF_03190};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_03190}; Mitochondrion {ECO:0000256|HAMAP-Rule:MF_03190};
KW Mitochondrion inner membrane {ECO:0000256|HAMAP-Rule:MF_03190};
KW Reference proteome {ECO:0000313|Proteomes:UP000053989};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_03190};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_03190};
KW Ubiquinone biosynthesis {ECO:0000256|ARBA:ARBA00022688, ECO:0000256|HAMAP-
KW Rule:MF_03190}.
FT BINDING 60
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
FT BINDING 99
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
FT BINDING 120
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
FT BINDING 173
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
SQ SEQUENCE 317 AA; 35148 MW; 52CAA0FA218CF3E2 CRC64;
MFSTAFRRVS RLTQRARFIQ LDATASTVNA AEVAHFSRLS SQWWDEKGEF ALLHRMNPVR
AQYVRDKVIE VAREERGEDV AQEMERRGAL RGMNVLDVGC GGGLLSESLA RLGGQTLGID
ASESNVRIAS MHASADPLFS PSSPSPSCSL GYRNISAEEL LKSDEKFDVV CSMEVIEHVD
NPATFLVTCA ELVKPGGHLF LSTIARTPLA YLLTIVAAEY ILRQVARGTH TYSKFINPTE
LISFFQQYSS PSGTGGNSPP WITRMYAGGL PRRTEAEVRG LIYKPWSGDW ALMPRSATQF
GAAECNYMFW VRKPLEV
//
