AT ACAGGTTGGC CGTTCAGGGT AA AAACCGAGGC CGGGACACTC AT AAACCATTGC CGGTACGCTT AAThe numbers are the number of taxa (different species in the example shown above) followed by the number of characters (aligned nucleotides or amino acids in the case of molecular sequences). Restriction site data must include the number of enzymes as well.

Names are limited to 10 characters by default and must be blank-filled to be of that length and followed immediately by the character data using one-letter codes, although the 10 character limit name can