BIRCH documentation. Example of a web page for the bachrest restriction site search program, generated from the birchdb database. This entry shows that bachrest can be run as a conversational program in a text window (interactive), or run from the DNA/RNA menu in GDE (GDE). Two documentation files are listed, as well as an ancillary datafile containing a list of restriction enzymes. The Platforms field indicates that bachrest is available on all platforms supported by BIRCH.