ID 2.1.1.255 DE geranyl diphosphate 2-C-methyltransferase. AN 2-methyl-GPP synthase. AN geranyl pyrophosphate methyltransferase. AN GPP methyltransferase. AN GPPMT. AN MGPPS. CA (2E)-geranyl diphosphate + S-adenosyl-L-methionine = (E)-2-methylgeranyl CA diphosphate + H(+) + S-adenosyl-L-homocysteine. CC -!- This enzyme, along with EC 4.2.3.118, produces 2-methylisoborneol, CC an odiferous compound produced by soil microorganisms with a strong CC earthy/musty odor. CC -!- Formerly EC 2.1.1.n6. DR A4FG18, GPPMT_SACEN; A3KI18, GPPMT_STRA7; Q9F1Y5, GPPMT_STRCO; DR D3KYU3, GPPMT_STRLS; //