A world alert has been issued by Interpol for a bootleg drug being offered as ‘weight loss supplements'. Methylation been discovered on a range 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 accountable for the methylation of specific residues have been characterized, solicitor and all however considered one of these incorporates a SET domain