| 코돈 | → 두 번째 염기 | ||||
| ↓ 첫 번째 염기(5' 말단) | U | C | A | G | ↓ 세 번째 염기 |
| U | UUU Phe UUC Phe UUA Leu UUG Leu | UCU Ser UCC Ser UCA Ser UCG Ser | UAU Tyr UAC Tyr UAA Stop UAG Stop | UGU Cys UGC Cys UGA Stop UGG Trp | U C A G |
| C | CUU Leu CUC Leu CUA Leu CUG Leu | CCU Pro CCC Pro CCA Pro CCG Pro | CAU His CAC His CAA Gln CAG Gln | CGU Arg CGC Arg CGA Arg CGG Arg | U C A G |
| A | AUU Ile AUC Ile AUA Ile AUG Met | ACU Thr ACC Thr ACA Thr ACG Thr | AAU Asn AAC Asn AAA Lys AAG Lys | AGU Ser AGC Ser AGA Arg AGG Arg | U C A G |
| G | GUU Val GUC Val GUA Val GUG Val | GCU Ala GCC Ala GCA Ala GCG Ala | GAU Asp GAC Asp GAA Glu GAG Glu | GGU Gly GGC Gly GGA Gly GGG Gly | U C A G |