slackbuilds_ponce/academic/clustalw
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clustalw.info
clustalw.SlackBuild
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slack-desc

Clustal is a widely used, multiple sequence alignment program. This 
is ClustalW, the command line tool. 

For details and citation:
Clustal W and Clustal X version 2.0, Larkin M., et al. Bioinformatics 
2007 23(21):2947-2948