From my expertise in the vitamin business not only do fad diets result in non-adherence but often result in nutrient deficiencies because the priority is to eat foods low in energy moderately than considering the composition of those foods. Methylation been discovered on a spread of lysine residues in various histones: K4 (utilizing the one-letter amino-acid code for lysine), K9, K27, K36 and K79 in histone H3, K20 in histone H4, K59 in the globular domain of histone H4 2 and K26 of histone H1B 3 A number of proteins responsible for the methylation of specific residues have been characterized, and all however one in every of these comprises a SET area