A protein sequence alignment of the SET domains of a number of consultant histone lysine methyltransferases (HKMT) grouped based on their histone-lysine specificity.

There was one incident where a 44 year previous woman who had been taking 3000 mg of lysine per day for 5 years developed Franconi's syndrome, which manifested as tubulo-intersistial nephritis.

Methylation of particular histone lysine residues serves as a put up-translational epigenetic modification that controls the expression of genes by serving as 'markers' for the recruitment of explicit complexes that direct the group of chromatin. This is THE ONE lysine product I take advantage of on a regular basis