22种氨基酸氨基酸

Hydrophoblic aliphatic amino acids

Alanine Ala A
Valine Val V
Leucine Leu L
Isoleucine Ile I
Methionine
Proline

Hydrophoblic aromatic amino acids

Phenylalanine Phe F
Trptophane Trp W

Polar charged amino acids

Arginine. Arg R
Lysine Lys K
Histidine His H
Aspartate Asp D
Glutamate Glu E

Polar uncharged amino acids

Glycine Gly G
Serine Ser S
Tyrosine Tyr Y
Threonine Thr T
Cysteine Cys C
Asparagine Asp D
Glutamine Gln Q