N(omega),N(omega)-dimethyl-L-arginyl-[protein] + S-adenosyl-L-homocysteine + H(+) => N(omega)-methyl-L-arginyl-[protein] + S-adenosyl-L-methionine
n(omega),n(omega)-dimethyl-l-arginyl-[protein] + s-adenosyl-l-homocysteine + h(+) => n(omega)-methyl-l-arginyl-[protein] + s-adenosyl-l-methionine
N(omega),N(omega)-dimethyl-L-arginyl-[protein] + S-adenosyl-L-homocysteine + H(+) => N(omega)-methyl-L-arginyl-[protein] + S-adenosyl-L-methionine
n(omega),n(omega)-dimethyl-l-arginyl-[protein] + s-adenosyl-l-homocysteine + h(+) => n(omega)-methyl-l-arginyl-[protein] + s-adenosyl-l-methionine