non-B DNA Motif Search Tool (nBMST)

  1. Enter an email address (optional).
  2. Select one or more non-B DNA motifs.
  3. Select one of the two methods of submitting input DNA sequence(s) in FASTA format. Or use single or multiple sequence samples for testing purposes.
  4. Enter Captcha information, if not logged in.
  5. Click Submit.
If you would like to use this tool on a file >20MB, you can download and run it locally: For more help with nBMST, visit the Help and FAQ pages.

A field with an asterisk (*) before it is a required field.

Click here to learn the search criteria used for these motifs.

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Uploading sequence...