German Conference on Bioinformatics 2005 (GCB 2005) Hofacker, Ivo L.; Stadler, Peter F.
A small class of RNA molecules, in particular the tiny genomes of viroids, are circular. Yet most structure prediction algorithms handle only linear RNAs. The most straightforward approach is to compute circular structures from "internal" and "external" substructures separated by a base pair. This is incompatible, however, ...