A simple pseudoknot, formed by helices and , with intervening sequences
Taken from "Design, implementation and evaluation of a practical pseudoknot folding algorithm based on thermodynamics"
BMC Bioinformatics 2004;5():104-104.
Published online 4 Aug 2004
Copyright © 2004 Reeder and Giegerich; licensee BioMed Central Ltd.If the internal parts contain further secondary structures, we call it a simple recursive pseudoknot.