Kigezo:AminoAcids

By properties

Aliphatic	Branched-chain amino acids (Valine Isoleucine Leucine)Methionine Alanine Proline Glycine

Aromatic	Phenylalanine Tyrosine Tryptophan Histidine

Polar, uncharged	Asparagine Glutamine Serine Threonine

Positive charge (pK_a)	Lysine (≈10.8)Arginine (≈12.5)Histidine (≈6.1)

Negative charge (pK_a)	Aspartic acid (≈3.9)Glutamic acid (≈4.1)Cysteine (≈8.3)Tyrosine (≈10.1)

General	Essential amino acid Protini Peptide Genetic code

Other classifications

biochemical families: prot nucl carb (glpr, alco, glys) lipd (fata/i, phld, strd, gllp, eico) amac/i ncbs/i ttpy/i

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