Alongside the classical 20 protein amino acids, which are used to build proteins, there are more than 1000 non-protein amino acids in nature. Occasional mistakes can mean these non-protein amino acids ...

Amino acids are the building blocks of protein. These molecules come together to form proteins. Your body uses them for many important functions, such as making hormones, building muscle, and ...

Mutations can occur on several levels, including genetic, but can also take the form of amino acid replacements during protein synthesis. Amino acid replacements can be deleterious, neutral, or ...