ID A0A179UE24_BLAGS Unreviewed; 376 AA.
AC A0A179UE24;
DT 07-SEP-2016, integrated into UniProtKB/TrEMBL.
DT 07-SEP-2016, sequence version 1.
DT 27-MAR-2024, entry version 30.
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=BDBG_02291 {ECO:0000313|EMBL:OAT05993.1};
OS Blastomyces gilchristii (strain SLH14081) (Blastomyces dermatitidis).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Onygenales; Ajellomycetaceae; Blastomyces.
OX NCBI_TaxID=559298 {ECO:0000313|EMBL:OAT05993.1, ECO:0000313|Proteomes:UP000002038};
RN [1] {ECO:0000313|Proteomes:UP000002038}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SLH14081 {ECO:0000313|Proteomes:UP000002038};
RX PubMed=26439490; DOI=10.1371/journal.pgen.1005493;
RA Munoz J.F., Gauthier G.M., Desjardins C.A., Gallo J.E., Holder J.,
RA Sullivan T.D., Marty A.J., Carmen J.C., Chen Z., Ding L., Gujja S.,
RA Magrini V., Misas E., Mitreva M., Priest M., Saif S., Whiston E.A.,
RA Young S., Zeng Q., Goldman W.E., Mardis E.R., Taylor J.W., McEwen J.G.,
RA Clay O.K., Klein B.S., Cuomo C.A.;
RT "The dynamic genome and transcriptome of the human fungal pathogen
RT Blastomyces and close relative Emmonsia.";
RL PLoS Genet. 11:E1005493-E1005493(2015).
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; GG657450; OAT05993.1; -; Genomic_DNA.
DR RefSeq; XP_002627620.1; XM_002627574.1.
DR AlphaFoldDB; A0A179UE24; -.
DR STRING; 559298.A0A179UE24; -.
DR GeneID; 8506356; -.
DR KEGG; bgh:BDBG_02291; -.
DR VEuPathDB; FungiDB:BDBG_02291; -.
DR OrthoDB; 1459at2759; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000002038; 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 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:UP000002038};
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 REGION 87..116
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 146..165
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 215..237
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 220..236
FT /note="Pro residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 77
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
FT BINDING 130
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
FT BINDING 177
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
FT BINDING 246
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03190"
SQ SEQUENCE 376 AA; 40568 MW; 29474A1E91B84830 CRC64;
MVLNRLWSSA AAARNITLLR HGLRRTTTTK QVDRVRHHSS TASSISSDEI THFSSLASSW
WDPLGPSRIL HLMNPLRHEF IASCIAESNP RSSPSPSSSS SSNPHNNKED NININTNTTG
PLGLRYLDIG CGGGIFAESL ARTIPPASSA SQGSTNPSTT APSLSPVTHA SSILAIDPSP
VMIKIATAHA RADPLVYSHL QSGRFRYENT SLEALLHNPS PSPSPSPSPS PAQSPPPQKF
NIITLFEVLE HVNPQTSSPR SFLKKCLQLL QPGGWLVGST IARTIPSYII NQVIAEAPWP
IGVVPRGTHE WGKFVNDGEL RGWVGEGLRE IDGVGGDGGG VRWKCVGAMY FPGLGWKKIP
GTEKLGNYFW AVQRGF
//
