Literature DB >> 14598001

Ion permeation of pores in model membranes: selectivity, fluctuations and the role of surface charge.

C Lindsay Bashford1.   

Abstract

Fluctuation of surface charge on pore walls provides a realistic, additional mechanism for generating fluctuation of ionic current and ionic selectivity in narrow pores.

Mesh：

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Year:  2003        PMID： 14598001     DOI： 10.1007/s00249-003-0366-z

Source DB:  PubMed          Journal:  Eur Biophys J        ISSN： 0175-7571            Impact factor:   1.733


  20 in total

1.  Chemistry of ion coordination and hydration revealed by a K+ channel-Fab complex at 2.0 A resolution.

Authors:  Y Zhou; J H Morais-Cabral; A Kaufman; R MacKinnon
Journal:  Nature       Date:  2001-11-01       Impact factor: 49.962

2.  Energetic optimization of ion conduction rate by the K+ selectivity filter.

Authors:  J H Morais-Cabral; Y Zhou; R MacKinnon
Journal:  Nature       Date:  2001-11-01       Impact factor: 49.962

3.  Filter flexibility in a mammalian K channel: models and simulations of Kir6.2 mutants.

Authors:  Charlotte E Capener; Peter Proks; Frances M Ashcroft; Mark S P Sansom
Journal:  Biophys J       Date:  2003-04       Impact factor: 4.033

4.  A novel explanation for fluctuations of ion current through narrow pores.

Authors:  Y E Korchev; C L Bashford; G M Alder; P Y Apel; D T Edmonds; A A Lev; K Nandi; A V Zima; C A Pasternak
Journal:  FASEB J       Date:  1997-06       Impact factor: 5.191

5.  Ionic channels formed by Staphylococcus aureus alpha-toxin: voltage-dependent inhibition by divalent and trivalent cations.

Authors:  G Menestrina
Journal:  J Membr Biol       Date:  1986       Impact factor: 1.843

6.  Diffusion through narrow pores: movement of ions, water and nonelectrolytes through track-etched PETP membranes.

Authors:  T K Rostovtseva; C L Bashford; G M Alder; G N Hill; C McGiffert; P Y Apel; G Lowe; C A Pasternak
Journal:  J Membr Biol       Date:  1996-05       Impact factor: 1.843

7.  Low conductance states of a single ion channel are not 'closed'.

Authors:  Y E Korchev; C L Bashford; G M Alder; J J Kasianowicz; C A Pasternak
Journal:  J Membr Biol       Date:  1995-10       Impact factor: 1.843

8.  Structure and gating mechanism of the acetylcholine receptor pore.

Authors:  Atsuo Miyazawa; Yoshinori Fujiyoshi; Nigel Unwin
Journal:  Nature       Date:  2003-06-26       Impact factor: 49.962

9.  Open-state models of a potassium channel.

Authors:  Philip C Biggin; Mark S P Sansom
Journal:  Biophys J       Date:  2002-10       Impact factor: 4.033

10.  Understanding pH-dependent selectivity of alamethicin K18 channels by computer simulation.

Authors:  D Peter Tieleman; Vitali Borisenko; Mark S P Sansom; G Andrew Woolley
Journal:  Biophys J       Date:  2003-03       Impact factor: 4.033
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