Amino Acid - Classification of Amino Acids

Classification of Amino Acids

Although there are many ways to classify amino acids, these molecules can be assorted into six main groups, on the basis of their structure and the general chemical characteristics of their R groups.

Class Name of the amino acids
Aliphatic Glycine, Alanine, Valine, Leucine, Isoleucine
Hydroxyl or Sulfur-containing Serine, Cysteine, Threonine, Methionine
Cyclic Proline
Aromatic Phenylalanine, Tyrosine, Tryptophan
Basic Histidine, Lysine, Arginine
Acidic and their Amide Aspartate, Glutamate, Asparagine, Glutamine

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