1 A simple example block file. The important parts are the lines that
2 start with the greater than character - these are identifer lines for the
3 sequences. The first star is above the position of the first sequence
4 in the alingmnet which is written VERTICALLY down the page. The second
5 star shows the end of the alignment.
7 Anything else can be written here, except greater than signs and stars.
9 This is the format produced by the AMPS package for multiple