water drop important amino acid glutamic acid glu and structural chemical formula. glutamic acid on a orange background.

medicine biotechnology abstract connect particle microbiology histidine glutamic atomic threonine methionine proline lysine peptide leucine tryptophan glutamate alanine glycine product supplement nature acid amino biochemistry structure chemistry chemical compound protein formula science organic medical healthy vector concept molecule molecular model nutrition diagram nitrogen natural biology oxygen hydrogen amine metabolism water drop important glu structural formula orange background scientific concepts