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Stable Closure of the Cytoplasmic Half-Channel Is Required for Efficient Proton Transport at Physiological Membrane Potentials in the Bacteriorhodopsin Catalytic Cycle

[Image: see text] The bacteriorhodopsin (BR) Asp96Gly/Phe171Cys/Phe219Leu triple mutant has been shown to translocate protons 66% as efficiently as the wild-type protein. Light-dependent ATP synthesis in haloarchaeal cells expressing the triple mutant is 85% that of the wild-type BR expressing cells...

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Detalles Bibliográficos
Autores principales: Wang, Ting, Oppawsky, Christoph, Duan, Yong, Tittor, Jörg, Oesterhelt, Dieter, Facciotti, Marc T.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Chemical Society 2014
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4004217/
https://www.ncbi.nlm.nih.gov/pubmed/24660845
http://dx.doi.org/10.1021/bi4013808