Turns out RNA can make a GNRA tetraloop-like motif out of almost anything! Like in these pentaloops, whose looped-out bases interact with proteins.

Read the preprint:
https://biorxiv.org/content/10.1101/2025.07.03.663028v1

#RNA #Structure #3D #GNRA #Tetraloop #Motif #Research #RNAprotein #Interactions