| Amino Acids | Three-letter | Single-letter | Molecular formula | Molecular Weight | Mass Spectrometry Molecular Weight | Polarity | Acidity or Alkalinity | PI Value |
| Alanine | Ala | A | C3H7NO2 | 89.09 | 71.07 | Nonpolar | Neutral | 6.01 |
| Cysteine | Cys | C | C3H7NO2S | 121.16 | 203.10 | Polarity is not charged | Neutral | 5.05 |
| Aspartic acid | Asp | D | C4H7NO4 | 133.10 | 115.08 | Negatively charged polarity | Acidic | 2.85 |
| Glutamic acid | Glu | E | C5H9NO4 | 147.13 | 129.11 | Negatively charged polarity | Acidic | 3.15 |
| Phenylalanine | Phe | F | C9H11NO2 | 165.19 | 147.17 | Nonpolar | Neutral | 5.49 |
| Glycine | Gly | G | C2H5NO2 | 75.07 | 57.05 | Polarity is not charged | Neutral | 6.06 |
| Histidine | His | H | C6H9N3O2 | 155.16 | 137.14 | Positive polarity | Alkaline | 7.60 |
| Isolleucine | Ile | I | C6H13NO2 | 131.17 | 113.15 | Nonpolar | Neutral | 6.05 |
| Lysine | Lys | K | C6H14N2O2 | 146.19 | 128.17 | Positive polarity | Alkaline | 9.60 |
| Leucine | Leu | L | C6H13NO2 | 131.17 | 113.15 | Nonpolar | Neutral | 6.01 |
| Methionine | Met | M | C5H11NO2S | 149.21 | 131.19 | Nonpolar | Neutral | 5.74 |
| Asparagine | Asn | N | C4H8N2O3 | 132.12 | 114.10 | Polarity is not charged | Neutral | 5.41 |
| Proline | Pro | P | C5H9NO2 | 115.13 | 97.11 | Nonpolar | Neutral | 6.30 |
| Glutamine | Gln | Q | C5H10N2O3 | 146.15 | 128.13 | Polarity is not charged | Neutral | 5.65 |
| Arginine | Arg | R | C6H14N4O2 | 174.20 | 156.18 | Positive polarity | Alkaline | 10.76 |
| Serine | Ser | S | C3H7NO3 | 105.09 | 87.07 | Polarity is not charged | Neutral | 5.68 |
| Threonine | Thr | T | C4H9NO3 | 119.16 | 101.14 | Polarity is not charged | Neutral | 5.60 |
| Valine | Val | V | C5H11NO2 | 117.15 | 99.13 | Nonpolar | Neutral | 6.00 |
| Tryptophan | Trp | W | C11H12N2O2 | 204.22 | 186.20 | Nonpolar | Neutral | 5.89 |
| Tyrosine | Tyr | Y | C9H11NO3 | 181.19 | 163.17 | Polarity is not charged | Neutral | 5.64 |
