Structural stability of purified human CFTR is systematically improved by mutations in nucleotide binding domain 1

Zhengrong Yang, Ellen Hildebrandt, Fan Jiang, Andrei A. Aleksandrov, Netaly Khazanov, Qingxian Zhou, Jianli An, Andrew T. Mezzell, Bala M. Xavier, Haitao Ding, John R. Riordan, Hanoch Senderowitz, John C. Kappes, Christie G. Brouillette, Ina L. Urbatsch