Activating Compound | Comment | Organism | Structure |
---|---|---|---|
dithiothreitol | the optimum ratio of dithiothreitol to divalent metal ion is about 10:1. The maximal methyltransferase activity is achieved at 10 mM dithiothreitol and 1 mM Zn2+ | Escherichia coli |
Cloned (Comment) | Organism |
---|---|
- |
Escherichia coli |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
membrane | associated. In vivo, the methyltransferase reaction probably occurs at the internal surface of the cytoplasmic membrane | Escherichia coli | 16020 | - |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Cd2+ | absolute requirement for a divalent metal ion. 1 mM Cd2+ stimulates 14fold | Escherichia coli | |
Co2+ | absolute requirement for a divalent metal ion. 1 mM Co2+ stimulates 67fold | Escherichia coli | |
Cu2+ | absolute requirement for a divalent metal ion. 1 mM Cu2+ stimulates 21fold | Escherichia coli | |
Fe2+ | absolute requirement for a divalent metal ion. 1 mM Fe2+ stimulates 63fold | Escherichia coli | |
Mg2+ | absolute requirement for a divalent metal ion. 1 mM Mg2+ stimulates about 3fold | Escherichia coli | |
Mn2+ | absolute requirement for a divalent metal ion. 1 mM Mn2+ stimulates 11fold | Escherichia coli | |
Ni2+ | absolute requirement for a divalent metal ion. 1 mM Ni2+ stimulates 24fold | Escherichia coli | |
Zn2+ | absolute requirement for a divalent metal ion. Zn2+ is most effective. 1 mM Zn2+ stimulates over 100fold | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
50000 | - |
gel filtration | Escherichia coli |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine + 3-demethylubiquinol-8 | Escherichia coli | involved in biosynthesis of ubiquinone-8 | S-adenosyl-L-homocysteine + ubiquinol-8 | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partial | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine + 3-demethylubiquinol-8 | involved in biosynthesis of ubiquinone-8 | Escherichia coli | S-adenosyl-L-homocysteine + ubiquinol-8 | - |
? | |
S-adenosyl-L-methionine + 3-demethylubiquinol-8 | i.e. 2-all-trans-octaprenyl-3-methyl-5-hydroxy-6-methoxy-1,4-benzoquinol | Escherichia coli | S-adenosyl-L-homocysteine + ubiquinol-8 | - |
? |
Synonyms | Comment | Organism |
---|---|---|
2-octaprenyl-3-methyl-5-hydroxy-6-methoxy-1,4-benzoquinone methyltransferase | - |
Escherichia coli |
OMHMB methyltransferase | - |
Escherichia coli |
S-adenosyl-L-methionine:2-octaprenyl-3-methyl-5-hydroxy-6-methoxy-1,4-benzoquinone-O-methyltransferase | - |
Escherichia coli |
UbiG | - |
Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
assay at | Escherichia coli |