| 1 | 2 | 3 | p |
| K0 | The standard code |
| 16 |
| K1 | The Vertebrate Mitochondrial Code | TGA(ter) → Trp, ATA(Ile) → Met, AGX(Arg) → ter | 7 |
| K2 | The Invertebrate Mitochondrial Code | TGA(ter) → Trp, ATA(Ile) → Met, AGX(Arg) → Ser | 7 |
| K3 | The Echinoderm and Flatworn Mitochondrial Code | TGA(ter) → Trp, AAA(Lys) → Asn, AGX(Arg) → Ser | 5 |
| K4 | The Mold, Protozoan, and Coelenterate Mitochondrial Code and the Mycoplasma/Spiroplasma Code | TGA(ter) → Trp | 6 |
| K5 | The Ciliate, Dasycladacean and Hexamita Nuclear Code | TAX(ter) → Gln | 5 |
| K6 | The Euplotid Nuclear Code | TGA(ter) → Cys | 5 |
| K7 | The Alternative Yeast Nuclear Code | CTG(Leu) → Ser | 16 |
| K8 | The Ascidian Mitochondrial Code | TGA(ter) → Trp, ATA(Ile) → Met, AGX(Arg) → Gly | 7 |
| K9 | The Alternative Flatworn Mitochondrial Code | TGA(ter) → Trp, AAA(Lys) → Asn, TAA(ter) → Tyr, AGX(Arg) → Ser | 0 |
| K10 | Blepharisma Nuclear Code | TAG(ter) → Gln | 10 |
| K11 | Chlorophycean Mitochondrial Code | TAG(ter) → Leu | 10 |
| K12 | Trematode Mitochondrial Code | TGA(ter) → Trp, AAA(Lys) → Asn, ATA(Ile) → Met, AGX(Arg) → Ser | 6 |
| K13 | Scenedesmus Obliquus Mitochondrial Code | TAG(ter) → Leu, TCx(Ser) → ter | 10 |
| K14 | Thraustochytrium Mitochondrial Code | TTA(Leu) → ter | 21 |