public static string[] Proteins(string strand)
    {
        List <string> PolypeptideChain = new List <string>();
        Dictionary <string, string[]> CodonDictionary = ProteinTranslation.InitializeDictionary();

        for (int i = 0; i < strand.Length; i += 3)
        {
            string codon = strand[i..(i + 3)];