Inner Amino Acid Contacts Are Key Factors of Multistage Structural Rearrangements of DNA and Affect Substrate Specificity of Apurinic/Apyrimidinic Endonuclease APE1. - Bulygin, Anatoly A.; Syryamina, Victoria N.; Kuznetsova, Aleksandra A.; Novopashina, Darya S.; Dzuba, Sergei A.; Kuznetsov, Nikita A. (International Journal of Molecular Sciences, 2023)