In case you're new to versatile dieting, take a look at the beginner's guide Trace: It's about being less strict with food choices, but aiming for carbohydrate, protein, and fats consumption goals each day. Mutation of Tyr245 or Tyr305 in SET7/9 (Determine 4b ) alters its specificity from an H3 K4 mono-methylase to a tri- and di-methylase, respectively sixteen , 21 , whereas an Phe281Tyr mutation within the lysine-binding pocket of DIM-5 (Determine 4c ) converts this protein to an H3 K9 mono- or di-methylase sixteen These mutations exemplify the F/Y swap (Determine 1 ) that establishes SET-area product specificities.

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