Conformational Change in a Four‐Tetrad DNA G‐Quadruplex upon Intercalation of a Small‐Molecule Ligand PyDH2. - Martin, Kailey N.; Lam, Gwendolyn; Reznichenko, Oksana; Brunner, Kyle E.; Zdilla, Michael J.; McCarthy, Sawyer E.; Granzhan, Anton; Yatsunyk, Liliya A. (Angewandte Chemie, 2025)