[protein]-D-aspartate + S-adenosyl-L-methionine = [protein]-D-aspartate methyl ester + S-adenosyl-L-homocysteine
[protein]-d-aspartate + s-adenosyl-l-methionine = [protein]-d-aspartate methyl ester + s-adenosyl-l-homocysteine
[protein]-D-aspartate + S-adenosyl-L-methionine = [protein]-D-aspartate methyl ester + S-adenosyl-L-homocysteine
[protein]-d-aspartate + s-adenosyl-l-methionine = [protein]-d-aspartate methyl ester + s-adenosyl-l-homocysteine