Bioinformatics
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	SHORTHAND SYMBOLS FOR AMINO ACIDS [1-letter symbols are commonly used in sequence data] One letter Three letter Amino Acid A Ala Alanine R Arg Arginine N Asn Asparagine D Asp Aspartic acid B Asx Asn or Asp C Cys Cysteine Q Gln Glutamine E Glu Glutamic acid Z Glx Gln or Glu G Gly Glycine H His Histidine I Ile Isoleucine L Leu Leucine K Lys Lysine M Met Methionine F Phe Phenylalanine P Pro Proline S Ser Serine T Thr Threonine W Trp Tryptophan Y Tyr Tyrosine V Val Valine Amino acids with nonpolar [hydrophobic] groups Amino acids with uncharged polar groups [pH = 6-7] Amino acids with acidic groups [pH = 6-7] Amino acids with basic groups [pH = 6-7] Ala Asn Asp Arg Ile Cys Glu His Leu Gly Lys Met Gln Phe Ser Pro Thr Trp Val
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Updated 8/6/01 thatcher@sonoma.edu