Nuclear Magnetic Resonance Solution Structure of an N 2 -Guanine DNA Adduct Derived from the Potent Tumorigen Dibenzo[ a , l ]pyrene: Intercalation from the Minor Groove with Ruptured Watson–Crick Base Pairing

Nuclear Magnetic Resonance Solution Structure of an N 2 -Guanine DNA Adduct Derived from the Potent Tumorigen Dibenzo[ a , l ]pyrene: Intercalation from the Minor Groove with Ruptured Watson–Crick Base Pairing