| Aha | azidohomoalanine |
| cAA | canonical amino acid |
| Cg | Corynobacterium glutamicum |
| Cys | cysteine |
| cfGFP | cysteine-free green fluorescent protein |
| E. coli | Escherichia coli |
| GalNAc | galactosamineacetate |
| HCys | l-homocysteine |
| Met | l-methionine |
| MetRS | methionyl-tRNA synthetase |
| ncAA | non-canonical amino acid |
| Oahs | O-acetyl-l-homoserine |
| Sac | S-allyl-l-cysteine |
| Sahc | S-allyl-l-homocysteine |
| SPI | Selective Pressure Incorporation |