label: tRNA (guanine(26)-N2)-dimethyltransferase activity
label_lc: trna (guanine(26)-n2)-dimethyltransferase activity
description: "Catalysis of the reaction:guanosine(26) in tRNA + 2 S-adenosyl-L-methionine = 2 H+ + N(2)-dimethylguanosine(26) in tRNA + 2 S-adenosyl-L-homocysteine."