tyrosine (trp, w) amino acid molecule. (chemical formula c9h11no3)

health medicine vector school laboratory essential biotech supplement nutrition gln nitrogen antibody peptide synthesis oxygen zwitterion stick sulfur protein biosynthesis glutamine hydrogen chemistry biochemistry biology compound bond formula carbon atom ball structure organic molecular science model atomic background white isolated chain acid amino chemical molecule tyrosine web trp c9h11no3 plays role precursor catecholamines thyroxine melanin ball- -stick space-filling skeletal layered molecule