| 1-Letter Code | Name |
| A | Alanine |
| B | Aspartic acid or Asparagine |
| C | Cysteine |
| D | Aspartic acid |
| E | Glutamic acid |
| F | Phenylalanine |
| G | Glycine |
| H | Histidine |
| I | Isoleucine |
| J | Isoleucine or Leucine |
| K | Lysine |
| L | Leucine |
| M | Methionine |
| N | Asparagine |
| O | Pyrrolysine |
| P | Proline |
| Q | Glutamine |
| R | Arginine |
| S | Serine |
| T | Threonine |
| U | Selenocysteine |
| V | Valine |
| W | Tryptophan |
| X | Uncommon |
| Y | Tyrosine |
| Z | Glutamic acid or Glutamine |
Supported Amino Acid Codes for CDR Searching
- Updated