ONE LETTER CODE:


Standard. For reference find below a Table

One letter code for standard amino acids
Amino Acid Name 1 letter code 3 letter code
Alanine A Ala
Glutamate E Glu
Glutamine Q Gln
Aspartate D Asp
Asparagine N Asn
Leucine L Leu
Glycine G Gly
Lysine K Lys
Serine S Ser
Valine V Val
Arginine R Arg
Threonine T Thr
Proline P Pro
Isoleucine I Ile
Methionine M Met
Phenylalanine F Phe
Tyrosine Y Tyr
Cysteine C Cys
Tryptophan W Trp
Histidine H His
SPACES ARE ALLOWED