Pseudoknot from the Kluyveromyces lactis telomerase RNA with AU-U triple helix (orange/yellow/cyan)

(stereo)

Shefer K., Brown Y., Gorkovoy V., Nussbaum T., Ulyanov N.B. & Tzfati Y. A triple helix within a pseudoknot is a conserved and essential element of telomerase RNA. Mol. Cell. Biol. 27, 2130-43 (2007).