Welcome to the RNAz web server. It will help you to detect thermodynamically stable and evolutionarily conserved RNA secondary structures in multiple sequence alignments.

Simply paste or upload your alignment(s) below and click Proceed. The system will suggest reasonable default values for all options. To get more information on the meaning of the options click the help symbols or read the help pages. You can test the server using this sample alignment.

If you like to analyze alignments covering whole genomic regions use the Genomic screen modus.

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