3SUH:
reference: Long-range pseudoknot interactions dictate the regulatory response in the tetrahydrofolate riboswitch., Huang L, Ishibe-Murakami S, Patel DJ, Serganov A, Proc Natl Acad Sci U S A. 2011 Sep 6;108(36):14801-6. Epub 2011 Aug 22. PMID: 21873197

This OCA Structure page
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