Reply to the ‘Comment on “The size and structure of selected hydrated ions and implications for ion channel selectivity”’ by A. Zavitsas, RSC Adv., 2016, 6, 92771

RSC Advances ◽  
2016 ◽  
Vol 6 (95) ◽  
pp. 93217-93218 ◽  
Author(s):  
Zhong-Hua Yang
Keyword(s):  
Aqueous Solution ◽  
Ion Channel ◽  
Experimental Evidence ◽  
Equilibrium Constants ◽  
Ion Pair ◽  
Pair Formation ◽  
Hydrated Ions ◽  
Channel Selectivity ◽  
Ion Channel Selectivity ◽  
Size And Structure

We believe that in Zavitsas' previous work the assumption of “ideality” on an aqueous solution of an electrolyte conflicts with experimental evidence and the calculation of ion-pair formation equilibrium constants to demonstrate the existence of an ion-pair is artificial.

Comment on “The size and structure of selected hydrated ions and implications for ion channel selectivity” by Z.-H. Yang, RSC. Adv., 2015, 5, 1213.

RSC Advances ◽  
2016 ◽  
Vol 6 (95) ◽  
pp. 92771-92777 ◽  
Author(s):  
Andreas A. Zavitsas
Keyword(s):  
Ion Channel ◽  
Freezing Point ◽  
Hydration Numbers ◽  
Hydrated Ions ◽  
Channel Selectivity ◽  
Ion Channel Selectivity ◽  
Size And Structure

Hydration numbers of electrolytes from freezing point depressions plotted versus the entropic contributions for the gaseous cations dissolving in water.

The size and structure of selected hydrated ions and implications for ion channel selectivity

RSC Advances ◽  
2015 ◽  
Vol 5 (2) ◽  
pp. 1213-1219 ◽  
Author(s):  
Zhong-Hua Yang
Keyword(s):  
Ion Channel ◽  
Hydrated Ions ◽  
Channel Selectivity ◽  
Ion Channel Selectivity ◽  
Size And Structure

The structures of hydrated sodium (yellow) and potassium (red) ions.

scholarly journals Instantaneous ion configurations in the K+ion channel selectivity filter revealed by 2D IR spectroscopy

Science ◽  
2016 ◽  
Vol 353 (6303) ◽  
pp. 1040-1044 ◽  
Author(s):  
Huong T. Kratochvil ◽  
Joshua K. Carr ◽  
Kimberly Matulef ◽  
Alvin W. Annen ◽  
Hui Li ◽  
...  
Keyword(s):  
Ir Spectroscopy ◽  
Ion Channel ◽  
Selectivity Filter ◽  
2D Ir ◽  
Channel Selectivity ◽  
Ion Channel Selectivity

Properties of Hydrated Alkali Metals Aimed at the Ion Channel Selectivity

2008 ◽  
Vol 25 (9) ◽  
pp. 3165-3168 ◽  
Author(s):  
An Hai-Long ◽  
Liu Yu-Zhi ◽  
Zhang Su-Hua ◽  
Zhan Yong ◽  
Zhang Hai-Lin
Keyword(s):  
Ion Channel ◽  
Alkali Metals ◽  
Channel Selectivity ◽  
Ion Channel Selectivity

Inverse Problems Related to Ion Channel Selectivity

2007 ◽  
Vol 67 (4) ◽  
pp. 960-989 ◽  
Author(s):  
Martin Burger ◽  
Robert S. Eisenberg ◽  
Heinz W. Engl
Keyword(s):  
Inverse Problems ◽  
Ion Channel ◽  
Channel Selectivity ◽  
Ion Channel Selectivity

Direct Observation of Contact Ion-Pair Formation in Aqueous Solution

2009 ◽  
Vol 121 (33) ◽  
pp. 6252-6256 ◽  
Author(s):  
Mark R. Antonio ◽  
May Nyman ◽  
Travis M. Anderson
Keyword(s):  
Aqueous Solution ◽  
Direct Observation ◽  
Ion Pair ◽  
Pair Formation ◽  
Ion Pair Formation ◽  
Contact Ion Pair
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