Amino Acid Abbreviations

Inquiry
Amino Acid 3-Letter 1-Letter Side-chain polarity Side-chain charge (pH 7.4)
Alanine Ala A Nonpolar Neutral
Arginine Arg R Basic polar Positive
Asparagine Asn N Polar Neutral
Aspartic acid Asp D Acidic polar Negative
Cysteine Cys C Nonpolar Neutral
Glutamic acid Glu E Acidic polar Negative
Glutamine Gln Q Polar Neutral
Glycine Gly G Nonpolar Neutral
Histidine His H Basic polar Positive(10%)
Neutral(90%)
Isoleucine Ile I Nonpolar Neutral
Leucine Leu L Nonpolar Neutral
Lysine Lys K Basic polar Positive
Methionine Met M Nonpolar Neutral
Phenylalanine Phe F Nonpolar Neutral
Proline Pro P Nonpolar Neutral
Serine Ser S Polar Neutral
Threonine Thr T Polar Neutral
Tryptophan Trp W Nonpolar Neutral
Tyrosine Tyr Y Polar Neutral
Valine Val V Nonpolar Neutral