Upload a .cif file

All RINs in the uploaded model, annotated by FR3D [1], are returned. The input must be a cif file.

This can take time

Chain Consider near non-canonical interactions?
[1] Sarver, Michael, Craig L. Zirbel, Jesse Stombaugh, Ali Mokdad, and Neocles B. Leontis. "FR3D: finding local and composite recurrent structural motifs in RNA 3D structures." Journal of mathematical biology 56, no. 1 (2008): 215-252.