Please visit our new pssRNAit: a web server for designing effective and specific plant RNAi siRNAs with genome-wide off-target gene assessment. The pssRNAit is a revolutionized, completely redesigned web server developed to replace this outdated RNAiScan server.
  siRNA Scan  

     Enter your sequences in FASTA format: 


     Specify the following parameters for siRNA:

      Specify dataset:



Please email your feedback!

Update: 02/08/2012