asam amino esensial dan nonesensial

Introduction to Amino Acid Metabolism

Essential versus Non-Essential Amino Acids

Inborn Errors in Amino Acid Metabolism

http://themedicalbiochemistrypage.org/amino-acid-metabolism.html

Nonessential Amino Acid Biosynthesis	Amino Acid Catabolism
Glutamate and Aspartate Alanine and the Glucose-Alanine Cycle Cysteine Tyrosine Ornithine and Proline Serine Glycine Aspartate/Asparagine and Glutamate/Glutamine	Glutamine/Glutamate and Aspartate/Asparagine Alanine Arginine, Ornithine and Proline Serine Threonine Glycine Cysteine Methionine Valine, Leucine, Isoleucine Phenylalanine and Tyrosine Lysine Histidine Tryptophan