bioinfo::fasta_seq (Fasta_seq : represents a sequence type (seqtype) and a string identifier corresponding to the header in a fasta_seq file)
bioinfo::na_nmer_overlap (Na_nmer_traits defines character traits for a bit compressed n-length nucleic acid character sequence where a series of these character sequences are overlapping)
bioinfo::nmer_string (Nmer_string represents a string as a series of overlapping nmers)