title: Expanding the structural repertoire of g-quadruplexes.
abstract: A crystal structure in this issue by Pan and colleagues adds a new dimension to nucleic acid quadruplex structural biology by revealing an RNA quadruplex with bulged uridines.
authors: Department of Chemistry, Institute of Molecular Biology, University of Oregon, Eugene, OR 94703, USA.
authors: J Andrew
authors: JA
authors: Berglund
mesh_terms: D018360:Crystallography, X-Ray; D004247:DNA / Q000737:chemistry; D054856:G-Quadruplexes; D009682:Magnetic Resonance Spectroscopy; D009696:Nucleic Acids / Q000737:chemistry; D012313:RNA / Q000737:chemistry
chemical_list: D009696:Nucleic Acids; D012313:RNA; D004247:DNA