| Name | Abbreviation | MW | MF | structure |
| Alanine | A or Ala | 89.09 | C3H7NO2 |  |
| Arginine | R or Arg | 174.20 | C6H14N4O2 |  |
| Asparagine | N or Asn | 132.12 | C4H8N2O3 |  |
| Aspartic acid | D or Asp | 133.11 | C4H7NO4 |  |
| Cysteine | C or Cys | 121.16 | C3H7NO2S |  |
| Glutamine | Q or Gln | 146.14 | C5H10N2O3 |  |
| Glutamic acid | E or Glu | 147.13 | C5H9NO4 |  |
| Glycine | G or Gly | 75.07 | C2H5NO2 |  |
| Histidine | H or His | 155.15 | C6H9N3O2 |  |
| Isoleucine | I or Ile | 131.18 | C6H13NO2 |  |
| Leucine | L or Leu | 131.17 | C6H13NO2 |  |
| Lysine | K or Lys | 146.19 | C6H14N2O2 |  |
| Methionine | M or Met | 149.21 | C5H11NO2S |  |
| Phenylalanine | F or Phe | 165.19 | C9H11NO2 |  |
| Proline | P or Pro | 115.13 | C5H9NO2 |  |
| Serine | S or Ser | 105.09 | C3H7NO3 |  |
| Threonine | T or Thr | 119.12 | C4H9NO3 |  |
| Tryptophan | W or Trp | 204.22 | C11H12N2O2 |  |
| Tyrosine | Y or Tyr | 181.19 | C9H11NO3 |  |
| Valine | V or Val | 117.15 | C5H11NO2 |  |
