Peptide Amino Acid Sequence Converter

Three-Letter to One-Letter & One-Letter to Three-Letter Peptide Sequence Conversion

The Three to One tool converts three letter amino acid peptide sequences to single letter amino acid peptide sequences.

Blank spaces, digits and hyphens are removed automatically.
Non-standard triplets are ignored.

The One to Three tool converts single letter amino acid peptide sequences to three letter amino acid peptide sequences.

Input the Amino Acid Sequence:

(Case insensitive, all symbols, except standard symbols of amino acids and stop-codons (\"*\", \"***\" and \"end\") are ignored.

Please enter only one sequence at a time.