Codon to Amino Acid Lookup

Look up the amino acid encoded by a DNA or RNA codon using the standard genetic code.

Results

Amino acid—
One-letter code—
Three-letter code—

How to use the Codon to Amino Acid Lookup

  1. Enter or select: Codon (e.g. AUG, TGG).
  2. The results (Amino acid, One-letter code, Three-letter code) are calculated instantly as you type.
  3. Use “Copy link” to share the calculation with the same input values.