Amino Acid Codes:
| Amino Acid | Three letter Code | One letter Code |
| Alanine | Ala | A |
| Cysteine | Cys | C |
| Aspartic Acid | Asp | D |
| Glutamic Acid | Glu | E |
| Phenylalanine | Phe | F |
| Glycine | Gly | G |
| Histidine | His | H |
| Isoleucine | Ile | I |
| Lysine | Lys | K |
| Leucine | Leu | L |
| Methionine | Met | M |
| Asparagine | Asn | N |
| Proline | Pro | P |
| Glutamine | Gln | Q |
| Arginine | Arg | R |
| Serine | Ser | S |
| Threonine | Thr | T |
| Valine | Val | V |
| Tryptophan | Trp | W |
| Tyrosonine | Tyr | Y |
| Citrulline | Cit | |
| Hydroxyproline | Hyp | |
| Ornithine | Orn | |
| B-Alanine | ß-Ala | |
| Asparagine/Aspartic Acid | Asx | B |
| Glutamine/Glutamic Acid | Glx | Z |
cannot be differentiated. Therefore, the resulting mixtures are designated as Asx and Glx.
