S-adenosylmethionine (SAM or AdoMet), which is formed by the reaction of methionine and ATP, is an important cofactor for numerous enzymes. SAM serves as the methyl donor for biological ...

In science, these are called modifications. Enzymes carry out a chemical reaction on the RNA, using a helper molecule called S-adenosylmethionine, or SAM for short, which is important for many ...