The phenolic hydroxyl of tyrosine is significantly more acidic than are the aliphatic hydroxyls. Polar amino acids include serine and threonine contain a hydroxyl group asparagine and glutamine contain amide group.
Ferritin Molecular Graphics Tutorial
Tyrosine L Tyrosine Tyr Y Amino Acid Molecule Skeletal Formula
Characterization Of The Apicomplexan Amino Acid Transporter Apiat