As soon as Traci Mann's new guide, Secrets and techniques From The Eating Lab, hit bookstores, I ordered my copy. Methylation been discovered on a variety of lysine residues in varied histones: K4 (utilizing the one-letter amino-acid code for lysine), K9, K27, K36 and K79 in histone H3, K20 in histone H4, K59 within the globular domain of histone H4 2 and K26 of histone H1B 3 A number of proteins liable for the methylation of specific residues have been characterised, and all but one in every of these contains a SET domain