label: [protein]-L-glutamate 5-O-methyl ester + S-adenosyl-L-homocysteine => L-glutamyl-[protein] + S-adenosyl-L-methionine
label_lc: [protein]-l-glutamate 5-o-methyl ester + s-adenosyl-l-homocysteine => l-glutamyl-[protein] + s-adenosyl-l-methionine