Demethylmenaquinone methyltransferase

Demethylmenaquinone methyltransferase (, "S-adenosyl-L-methionine-DMK methyltransferase", "demethylmenaquinone C-methylase", "2-heptaprenyl-1,4-naphthoquinone methyltransferase", "2-demethylmenaquinone methyltransferase", "S-adenosyl-L-methionine:2-demethylmenaquinone methyltransferase") is an enzyme with systematic name "S-adenosyl-L-methionine:demethylmenaquinone methyltransferase". This enzyme catalyses the following chemical reaction
The enzyme catalyses the last step in menaquinone biosynthesis.