| Second letter | |||||||
|---|---|---|---|---|---|---|---|
| U | C | A | G | ||||
| First letter | U | UUU Phe (F,Phenylalanine) | UCU Ser (S,Serine) | UAU Tyr (Y,Tyrosine) | UGU Cys (C,Cysteine) | U | Third letter |
| UUC Phe (F,Phenylalanine) | UCC Ser (S,Serine) | UAC Tyr (Y,Tyrosine) | UGC Cys (C,Cysteine) | C | |||
| UUA Leu (L,leucine) | UCA Ser (S,Serine) | UAA Stp (*,Stop) | UGA Stp (*,Stop) | A | |||
| UUG Leu (L,leucine) | UCG Ser (S,Serine) | UAG Stp (*,Stop) | UGG Trp (W,Tryptophan) | G | |||
| C | CUU Leu (L,leucine) | CCU Pro (P,Proline) | CAU His (H,Histidine) | CGU Arg (R,Arginine) | U | ||
| CUC Leu (L,leucine) | CCC Pro (P,Proline) | CAC His (H,Histidine) | CGC Arg (R,Arginine) | C | |||
| CUA Leu (L,leucine) | CCA Pro (P,Proline) | CAA Gln (Q,Glutamine) | CGA Arg (R,Arginine) | A | |||
| CUG Leu (L,leucine) | CCG Pro (P,Proline) | CAG Gln (Q,Glutamine) | CGG Arg (R,Arginine) | G | |||
| A | AUU Ile (I,Isoleucine) | ACU Thr (T,Threonine) | AAU Asn (N,Asparagine) | AGU Ser (S,Serine) | U | ||
| AUC Ile (I,Isoleucine) | ACC Thr (T,Threonine) | AAC Asn (N,Asparagine) | AGC Ser (S,Serine) | C | |||
| AUA Ile (I,Isoleucine) | ACA Thr (T,Threonine) | AAA Lys (K,Lysine) | AGA Arg (R,Arginine) | A | |||
| AUG Met (M,Methionine) | ACG Thr (T,Threonine) | AAG Lys (K,Lysine) | AGG Arg (R,Arginine) | G | |||
| G | GUU Val (V,Valine) | GCU Ala (A,Alanine) | GAU Asp (D,Aspartic acid) | GGU Gly (G,Glycine) | U | ||
| GUC Val (V,Valine) | GCC Ala (A,Alanine) | GAC Asp (D,Aspartic acid) | GGC Gly (G,Glycine) | C | |||
| GUA Val (V,Valine) | GCA Ala (A,Alanine) | GAA Glu (E,Glycine) | GGA Gly (G,Glycine) | A | |||
| GUG Val (V,Valine) | GCG Ala (A,Alanine) | GAG Glu (E,Glycine) | GGG Gly (G,Glycine) | G | |||