Gain-of-function Mutations in the Pore Region Reveal Expanded Intermediate States and a Sequential Action of Two Gates in MscL

Anishkin A, Chiang CS, Sukharev S.  
Gain-of-function Mutations Reveal Expanded Intermediate States and a Sequential Action of Two Gates in MscL.
J Gen Physiol. 2005, 125(2):155-170.