Tyrosine is often a non-critical phenylalanine-derived amino acid. Tyrosine’s construction is designed a para-hydroxylated phenyl ring linked to a pentanoic acid team, that's a 5 member carbon chain that has a carboxyl (C(=O)OH) team on the terminal carbon. This pentanoic acid chain is substituted at R2 using an amino group https://keybookmarks.com/story17594686/detailed-notes-on-2f-dck