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Nature Chemical Biology 2, 128 - 130 (2006)
doi:10.1038/nchembio0306-128

Watching single protons bind

Myles H Akabas1

  1. Myles H. Akabas is in the Departments of Physiology and Biophysics, Neuroscience and Medicine of the Albert Einstein College of Medicine of Yeshiva University, 1300 Morris Park Avenue, Bronx, New York 10461, USA. e-mail: makabus@aecom.yu.edu


Using single-molecule biophysical studies in an ion channel, the protonation state of engineered basic amino acids was measured in real time, making it possible to calculate the pKas of the substituted residues and creating a unique, comprehensive dataset for theorists studying the effects of an electrostatic environment on integral membrane protein function.

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