Contents: The microbiomeutil/ package comes with the following: ChimeraSlayer/ ChimeraSlayer for chimera detection. NAST-iEr/ NAST-based alignment tool. WigeoN/ A reimplementation of the Pintail 16S anomaly detection utility RESOURCES/ Reference 16S sequences and NAST-alignments that the tools above leverage. Installation Requirements: The following software tools must be separately installed and made available via your standard PATH setting. megablast: http://www.ncbi.nlm.nih.gov/BLAST/download.shtml cdbtools: http://compbio.dfci.harvard.edu/tgi/cgi-bin/tgi/download.pl?ftp_dir=software&file_dir=cdbfasta/cdbfasta. tar.gz Building and Testing: In the microbiomeutil/ directory, type: make The above will build the NAST-iEr alignment utility which is written in C. The other tools are all written in Perl and so don't need to be compiled. Run tests in the following order: make testNast make testChimeraSlayer make testWigeon (or just type: 'make test' and it will cycle through each separately) Documentation for using the various tools is included on the microbiomeutil website: http://microbiomeutil.sf.net Questions, comments, etc? Please contact Brian Haas via bhaas@broadinstitute.org