UBIE_IDILO
ID UBIE_IDILO Reviewed; 251 AA.
AC Q5QYG2;
DT 15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT 04-JAN-2005, sequence version 1.
DT 03-AUG-2022, entry version 108.
DE RecName: Full=Ubiquinone/menaquinone biosynthesis C-methyltransferase UbiE {ECO:0000255|HAMAP-Rule:MF_01813};
DE EC=2.1.1.163 {ECO:0000255|HAMAP-Rule:MF_01813};
DE EC=2.1.1.201 {ECO:0000255|HAMAP-Rule:MF_01813};
DE AltName: Full=2-methoxy-6-polyprenyl-1,4-benzoquinol methylase {ECO:0000255|HAMAP-Rule:MF_01813};
DE AltName: Full=Demethylmenaquinone methyltransferase {ECO:0000255|HAMAP-Rule:MF_01813};
GN Name=ubiE {ECO:0000255|HAMAP-Rule:MF_01813}; OrderedLocusNames=IL2373;
OS Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Idiomarinaceae; Idiomarina.
OX NCBI_TaxID=283942;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-735 / DSM 15497 / L2-TR;
RX PubMed=15596722; DOI=10.1073/pnas.0407638102;
RA Hou S., Saw J.H., Lee K.S., Freitas T.A., Belisle C., Kawarabayasi Y.,
RA Donachie S.P., Pikina A., Galperin M.Y., Koonin E.V., Makarova K.S.,
RA Omelchenko M.V., Sorokin A., Wolf Y.I., Li Q.X., Keum Y.S., Campbell S.,
RA Denery J., Aizawa S., Shibata S., Malahoff A., Alam M.;
RT "Genome sequence of the deep-sea gamma-proteobacterium Idiomarina
RT loihiensis reveals amino acid fermentation as a source of carbon and
RT energy.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:18036-18041(2004).
CC -!- FUNCTION: Methyltransferase required for the conversion of
CC demethylmenaquinol (DMKH2) to menaquinol (MKH2) and the conversion of
CC 2-polyprenyl-6-methoxy-1,4-benzoquinol (DDMQH2) to 2-polyprenyl-3-
CC methyl-6-methoxy-1,4-benzoquinol (DMQH2). {ECO:0000255|HAMAP-
CC Rule:MF_01813}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2-demethylmenaquinol + S-adenosyl-L-methionine = a
CC menaquinol + H(+) + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:42640,
CC Rhea:RHEA-COMP:9539, Rhea:RHEA-COMP:9563, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:18151, ChEBI:CHEBI:55437, ChEBI:CHEBI:57856,
CC ChEBI:CHEBI:59789; EC=2.1.1.163; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01813};
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:0000255|HAMAP-Rule:MF_01813};
CC -!- PATHWAY: Quinol/quinone metabolism; menaquinone biosynthesis;
CC menaquinol from 1,4-dihydroxy-2-naphthoate: step 2/2.
CC {ECO:0000255|HAMAP-Rule:MF_01813}.
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01813}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. MenG/UbiE family. {ECO:0000255|HAMAP-Rule:MF_01813}.
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DR EMBL; AE017340; AAV83205.1; -; Genomic_DNA.
DR RefSeq; WP_011235599.1; NC_006512.1.
DR AlphaFoldDB; Q5QYG2; -.
DR SMR; Q5QYG2; -.
DR STRING; 283942.IL2373; -.
DR EnsemblBacteria; AAV83205; AAV83205; IL2373.
DR KEGG; ilo:IL2373; -.
DR eggNOG; COG2226; Bacteria.
DR HOGENOM; CLU_037990_0_0_6; -.
DR OMA; VRNFENL; -.
DR OrthoDB; 1431378at2; -.
DR UniPathway; UPA00079; UER00169.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000001171; Chromosome.
DR GO; GO:0043333; F:2-octaprenyl-6-methoxy-1,4-benzoquinone methylase activity; IEA:UniProtKB-EC.
DR GO; GO:0043770; F:demethylmenaquinone methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102094; F:S-adenosylmethionine:2-demethylmenaquinol methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102955; F:S-adenosylmethionine:2-demethylmenaquinol-7 methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102027; F:S-adenosylmethionine:2-demethylquinol-8 methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0009060; P:aerobic respiration; IEA:UniProtKB-UniRule.
DR GO; GO:0009234; P:menaquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.40.50.150; -; 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 Pfam; PF01209; Ubie_methyltran; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
DR TIGRFAMs; TIGR01934; MenG_MenH_UbiE; 1.
DR PROSITE; PS51608; SAM_MT_UBIE; 1.
DR PROSITE; PS01183; UBIE_1; 1.
DR PROSITE; PS01184; UBIE_2; 1.
PE 3: Inferred from homology;
KW Menaquinone biosynthesis; Methyltransferase; Reference proteome;
KW S-adenosyl-L-methionine; Transferase; Ubiquinone biosynthesis.
FT CHAIN 1..251
FT /note="Ubiquinone/menaquinone biosynthesis C-
FT methyltransferase UbiE"
FT /id="PRO_0000193282"
FT BINDING 74
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01813"
FT BINDING 95
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01813"
FT BINDING 123..124
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01813"
SQ SEQUENCE 251 AA; 28261 MW; 5D25AC75167B22BE CRC64;
MNDKNEESID FGYQKVARNQ KKNLVADVFQ SVAAKYDVMN DLMSFGIHRL WKRYTIDCSG
VRRGMKVLDI AGGTGDLTAQ FSRRVGAEGE VVLADINDAM LKVGRDKLRD RGIIGNVRYV
QADAEELPFD DNTFDVITIA FGLRNVTDKD KALRSMLRVL KPGGRVLILE FSKPVSATLN
QVYDFYSFNI LPKMGQVVAN DSDSYQYLAE SIRMHPDQET LKSMMEAAGY EKVDYQNMTG
GVVALHRGYK F
