April 2007 Blocks14.3 blocks.tar.gz contains: blocks_release.html Description of this release blocks.dat The Blocks cobbler.dat COBBLER sequences from Blocks maps.dat Maps from Blocks trees.dat Phylogenetic trees from Blocks pdbmast.dat PDB structures found by searching Blocks with MAST biased_list.html List of Blocks entries with one or more Blocks with biased composition blocks_mtx.tar.gz contains files and a sample script to create files to search blocks with NCBI's Impala and RPSBlast programs. http://blocks.fhcrc.org/contact.html