ID S0F305_CHOCR Unreviewed; 297 AA.
AC S0F305;
DT 18-SEP-2013, integrated into UniProtKB/TrEMBL.
DT 18-SEP-2013, sequence version 1.
DT 27-MAR-2024, entry version 45.
DE RecName: Full=2-methoxy-6-polyprenyl-1,4-benzoquinol methylase, mitochondrial {ECO:0000256|HAMAP-Rule:MF_03191};
DE EC=2.1.1.201 {ECO:0000256|HAMAP-Rule:MF_03191};
DE AltName: Full=Ubiquinone biosynthesis methyltransferase COQ5 {ECO:0000256|HAMAP-Rule:MF_03191};
GN ORFNames=CHC_T00005416001 {ECO:0000313|EMBL:CDF77561.1};
OS Chondrus crispus (Carrageen Irish moss) (Polymorpha crispa).
OC Eukaryota; Rhodophyta; Florideophyceae; Rhodymeniophycidae; Gigartinales;
OC Gigartinaceae; Chondrus.
OX NCBI_TaxID=2769 {ECO:0000313|EMBL:CDF77561.1, ECO:0000313|Proteomes:UP000012073};
RN [1] {ECO:0000313|Proteomes:UP000012073}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. Stackhouse {ECO:0000313|Proteomes:UP000012073};
RX PubMed=23503846; DOI=10.1073/pnas.1221259110;
RA Collen J., Porcel B., Carre W., Ball S.G., Chaparro C., Tonon T.,
RA Barbeyron T., Michel G., Noel B., Valentin K., Elias M., Artiguenave F.,
RA Arun A., Aury J.M., Barbosa-Neto J.F., Bothwell J.H., Bouget F.Y.,
RA Brillet L., Cabello-Hurtado F., Capella-Gutierrez S., Charrier B.,
RA Cladiere L., Cock J.M., Coelho S.M., Colleoni C., Czjzek M., Da Silva C.,
RA Delage L., Denoeud F., Deschamps P., Dittami S.M., Gabaldon T.,
RA Gachon C.M., Groisillier A., Herve C., Jabbari K., Katinka M., Kloareg B.,
RA Kowalczyk N., Labadie K., Leblanc C., Lopez P.J., McLachlan D.H.,
RA Meslet-Cladiere L., Moustafa A., Nehr Z., Nyvall Collen P., Panaud O.,
RA Partensky F., Poulain J., Rensing S.A., Rousvoal S., Samson G.,
RA Symeonidi A., Weissenbach J., Zambounis A., Wincker P., Boyen C.;
RT "Genome structure and metabolic features in the red seaweed Chondrus
RT crispus shed light on evolution of the Archaeplastida.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:5247-5252(2013).
CC -!- FUNCTION: Methyltransferase required for the conversion of 2-
CC polyprenyl-6-methoxy-1,4-benzoquinol (DDMQH2) to 2-polyprenyl-3-methyl-
CC 6-methoxy-1,4-benzoquinol (DMQH2). {ECO:0000256|HAMAP-Rule:MF_03191}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2-methoxy-6-all-trans-polyprenyl-1,4-benzoquinol + S-
CC adenosyl-L-methionine = a 6-methoxy-3-methyl-2-all-trans-polyprenyl-
CC 1,4-benzoquinol + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:28286, Rhea:RHEA-COMP:10858, Rhea:RHEA-COMP:10859,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:84166, ChEBI:CHEBI:84167; EC=2.1.1.201;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03191};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_03191}.
CC -!- SUBUNIT: Component of a multi-subunit COQ enzyme complex.
CC {ECO:0000256|HAMAP-Rule:MF_03191}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion inner membrane {ECO:0000256|HAMAP-
CC Rule:MF_03191}; Peripheral membrane protein {ECO:0000256|HAMAP-
CC Rule:MF_03191}; Matrix side {ECO:0000256|HAMAP-Rule:MF_03191}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. MenG/UbiE family. {ECO:0000256|HAMAP-Rule:MF_03191}.
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DR EMBL; HG001843; CDF77561.1; -; Genomic_DNA.
DR RefSeq; XP_005717345.1; XM_005717288.1.
DR AlphaFoldDB; S0F305; -.
DR STRING; 2769.S0F305; -.
DR EnsemblPlants; CDF77561; CDF77561; CHC_T00005416001.
DR GeneID; 17325053; -.
DR Gramene; CDF77561; CDF77561; CHC_T00005416001.
DR KEGG; ccp:CHC_T00005416001; -.
DR OMA; MNDVMSM; -.
DR OrthoDB; 5487921at2759; -.
DR PhylomeDB; S0F305; -.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000012073; Unassembled WGS sequence.
DR GO; GO:0031314; C:extrinsic component of mitochondrial inner membrane; IEA:UniProtKB-UniRule.
DR GO; GO:0043333; F:2-octaprenyl-6-methoxy-1,4-benzoquinone methylase 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_01813; MenG_UbiE_methyltr; 1.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR004033; UbiE/COQ5_MeTrFase.
DR InterPro; IPR023576; UbiE/COQ5_MeTrFase_CS.
DR NCBIfam; TIGR01934; MenG_MenH_UbiE; 1.
DR PANTHER; PTHR43591:SF24; 2-METHOXY-6-POLYPRENYL-1,4-BENZOQUINOL METHYLASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43591; METHYLTRANSFERASE; 1.
DR Pfam; PF01209; Ubie_methyltran; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS51608; SAM_MT_UBIE; 1.
DR PROSITE; PS01183; UBIE_1; 1.
PE 3: Inferred from homology;
KW Membrane {ECO:0000256|HAMAP-Rule:MF_03191};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_03191}; Mitochondrion {ECO:0000256|HAMAP-Rule:MF_03191};
KW Mitochondrion inner membrane {ECO:0000256|HAMAP-Rule:MF_03191};
KW Reference proteome {ECO:0000313|Proteomes:UP000012073};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_03191};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_03191};
KW Ubiquinone biosynthesis {ECO:0000256|ARBA:ARBA00022688, ECO:0000256|HAMAP-
KW Rule:MF_03191}.
FT REGION 30..56
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 117
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03191"
FT BINDING 138
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03191"
FT BINDING 167..168
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03191"
FT BINDING 184
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03191"
SQ SEQUENCE 297 AA; 32137 MW; D8691DE34DA74786 CRC64;
MLSSCRALRQ NSRIALRMLR QGALATRNCS AKAANGHSSH GSPDKEKGSG ETHFGFSRVP
MSEKQGLVGR VFGSVAPSYD VMNDAMSLGV HRLWKSAFVA DMAPTRGMRI LDCAGGTADI
AFRVAARTGG TAPVVVADIN PKMLEVGQKR AREASIGEKA VRFVEANAES LPFPDGEFDV
YAISFGMRNV PQVDRALAEA FRVLKKGGRF MMLEFAKVDN PPAAAFYDAY SFKVIPAIGK
YIAGDEAAYR YLVESIRQFP AQDEFVSMMK DAGFVNNTVT DYSLGITATY SGFKPAS
//
