Tetrameric i-motif structure of dT-dC-dC-CFL-CFL-dC at acidic pH - Abou-Assi, Hala; Harkness, Robert W.; Martin-Pintado, Nerea; Wilds, Christopher J.; Campos-Olivas, Ramon; Mittermaier, Anthony K.; Gonzalez, Carlos; Damha, Masad J. (Biological Magnetic Resonance Bank, 2016)