There are 20 amino acids that make up proteins and all have the same basic structure, differing only in the R-group or side chain they have. Amino acids are in an equilibrium between two acids with ...
More information: Hina Kosakamoto et al, Context-dependent impact of the dietary non-essential amino acid tyrosine on Drosophila physiology and longevity, Science Advances (2024). DOI: 10.1126 ...