L-lysyl(9)-[histone H3] + S-adenosyl-L-methionine => N(6)-methyl-L-lysyl(9)-[histone H3] + S-adenosyl-L-homocysteine + H(+)
l-lysyl(9)-[histone h3] + s-adenosyl-l-methionine => n(6)-methyl-l-lysyl(9)-[histone h3] + s-adenosyl-l-homocysteine + h(+)
L-lysyl(9)-[histone H3] + S-adenosyl-L-methionine => N(6)-methyl-L-lysyl(9)-[histone H3] + S-adenosyl-L-homocysteine + H(+)
l-lysyl(9)-[histone h3] + s-adenosyl-l-methionine => n(6)-methyl-l-lysyl(9)-[histone h3] + s-adenosyl-l-homocysteine + h(+)