Attempts to save the taxonomy information assocaited with an abundance matrix in a taxmap object
in the dada2 taxonomy matrix format. If the taxmap object was created using
parse_dada2, then it should be able to replicate the format exactly with the
default settings.
make_dada2_tax_table(obj, asv_table = "asv_table", asv_id = "asv_id")A taxmap object
The name of the abundance matrix in the taxmap object to use.
The name of the column in asv_table with unique ASV ids or sequences.
A character matrix with rows as ASVs and columns as taxonomic ranks.
Other writers: make_dada2_asv_table,
  write_greengenes,
  write_mothur_taxonomy,
  write_rdp, write_silva_fasta,
  write_unite_general