RNAmutants: a web server to explore the mutational landscape of RNA secondary structures.

Abstract:

:The history and mechanism of molecular evolution in DNA have been greatly elucidated by contributions from genetics, probability theory and bioinformatics--indeed, mathematical developments such as Kimura's neutral theory, Kingman's coalescent theory and efficient software such as BLAST, ClustalW, Phylip, etc., provide the foundation for modern population genetics. In contrast to DNA, the function of most noncoding RNA depends on tertiary structure, experimentally known to be largely determined by secondary structure, for which dynamic programming can efficiently compute the minimum free energy secondary structure. For this reason, understanding the effect of pointwise mutations in RNA secondary structure could reveal fundamental properties of structural RNA molecules and improve our understanding of molecular evolution of RNA. The web server RNAmutants provides several efficient tools to compute the ensemble of low-energy secondary structures for all k-mutants of a given RNA sequence, where k is bounded by a user-specified upper bound. As we have previously shown, these tools can be used to predict putative deleterious mutations and to analyze regulatory sequences from the hepatitis C and human immunodeficiency genomes. Web server is available at http://bioinformatics.bc.edu/clotelab/RNAmutants/, and downloadable binaries at http://rnamutants.csail.mit.edu/.

journal_name

Nucleic Acids Res

journal_title

Nucleic acids research

authors

Waldispühl J,Devadas S,Berger B,Clote P

doi

10.1093/nar/gkp477

subject

Has Abstract

pub_date

2009-07-01 00:00:00

pages

W281-6

issue

Web Server issue

eissn

0305-1048

issn

1362-4962

pii

gkp477

journal_volume

37

pub_type

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