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Tags: ion channels

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  1. [Illinois] Coarse-grained Simulation of Ion Channels

    29 Dec 2012 | Online Presentations | Contributor(s): Umberto Ravaioli

    This Summer School will train students in molecular simulation and simulation at multiple time and length scales. Instruction will be provided on quantum Monte Carlo simulation, molecular...

    http://nanohub.org/resources/16157

  2. [Illinois] Coarse-grained Simulation of Ion Channels

    19 Jun 2012 | Online Presentations | Contributor(s): Umberto Ravaioli

    http://nanohub.org/resources/14321

  3. Discussion about Ion Channels Using Reduced Model Approaches

    21 Sep 2011 | Online Presentations | Contributor(s): James Fonseca

    The seminar will cover the reasons how the channels are able to selectively permit the flow of certain species of ions while blocking other physiological cations.

    http://nanohub.org/resources/12120

  4. Illinois iOptics Lecture 1: Super Accuracy and Super-Resolution of Molecular Motors and Ion Channels

    16 Apr 2010 | Online Presentations | Contributor(s): Paul R Selvin

    The standard diffraction limit of light is about 250 nm, meaning that you cannot "resolve" objects closer than this distance. Despite this, we have come up with a method to measure individual...

    http://nanohub.org/resources/8853

  5. Hierarchy of Simulation Approaches for Charge Transport Simulation

    01 Aug 2008 | Online Presentations | Contributor(s): Omar N Sobh, Umberto Ravaioli

    General considerations Model simulation hierarchy Continuum model Particle Transport Monte Carlo model Examples of simulations Umberto Ravaioli - University of Illinois, Urbana-ChampaignNCN@Purdue...

    http://nanohub.org/resources/5175

  6. Ionic Selectivity in Channels: complex biology created by the balance of simple physics

    05 Jun 2008 | Online Presentations | Contributor(s): Bob Eisenberg

    An important class of biological molecules—proteins called ionic channels—conduct ions (like Na+ , K+ , Ca2+ , and Cl− ) through a narrow tunnel of fixed charge (‘doping’). Ionic channels...

    http://nanohub.org/resources/4726

  7. Lecture 21: Nerves

    24 Apr 2008 | Online Presentations | Contributor(s): Paul R Selvin

    Ion Channels,Ionic current, Gating current, Digital Ion Channels, Structural studies, X-ray Crystallography

    http://nanohub.org/resources/4425

  8. Lecture 22: Conformational Changes in Ion Channels

    24 Apr 2008 | Online Presentations | Contributor(s): Paul R Selvin

    Voltage dependence, Spontaneous shut-off, Nerve Impulse propagation, Structure Pore Domain, Voltage Sensor

    http://nanohub.org/resources/4429

  9. P-N Semiconductor Membranes for Ion Filtering and Rectification

    06 Apr 2008 | Online Presentations | Contributor(s): J. P. Leburton

    Jean-Pierre Leburton's research at the Beckman Institute deals with transport and optical processes in semiconductor nanostructures such as quantum wires and quantum dots that exhibit a high...

    http://nanohub.org/resources/4245

  10. Spectroscopy and Modeling to Infer Channel Structure and Function

    23 Mar 2008 | Online Presentations | Contributor(s): Vishwanath Jogini

    We are particularly interested in issues about ion permeation, ion selectivity, gating, and channel inhibitors. We are currently working on the KcsA channel, the OmpF porin, and the gramicidin A>...

    http://nanohub.org/resources/4173

  11. BioMOCA Demo

    30 May 2006 | Tools | Contributor(s): Reza Toghraee, Umberto Ravaioli

    Transport Monte Carlo simulation of conduction in biological Ionic Channels.

    http://nanohub.org/resources/biomoca

  12. BioMOCA Suite

    04 Feb 2008 | Tools | Contributor(s): David Papke, Reza Toghraee, Umberto Ravaioli, Ankit Raj

    Simulates ion flow through a channel.

    http://nanohub.org/resources/BMCsuite

  13. Computing the Horribleness of Soft Condensed Matter

    19 Oct 2007 | Online Presentations | Contributor(s): Eric Jakobsson

    A great triumph of computer simulations 40 years ago was to make the liquid state of matter understandable in terms of physical interactions between individual molecules. Prior to the first...

    http://nanohub.org/resources/3424

  14. From Research to Learning in Chemistry through Visualization and Computation

    17 May 2007 | Online Presentations | Contributor(s): Eric Jakobsson

    Modern chemistry research and high school chemistry education are separated by institutional and geographical boundaries. As such, much of secondary chemistry education is still based on the...

    http://nanohub.org/resources/2725

  15. PNP Cyclic Peptide Ion Channel Model

    04 Apr 2007 | Tools | Contributor(s): Brian Radak, Hyonseok Hwang, George C. Schatz, Mark A. Ratner

    This tool simulates ion flow in a system modeled after cyclic peptide ion channels using Poisson-Nernst-Planck (PNP) theory.

    http://nanohub.org/resources/pnppeptide

  16. Potassium Channels: Conduction, Selectivity, Blockage, Inactivation, and Gating

    03 Nov 2006 | Online Presentations | Contributor(s): Benoit Roux, NCN SLC@Northwestern

    The determination of the structure of the KcsA K+ channel from Streptomyces lividan has made it possible to investigate the function of a biological channel at the atomic level. Because of its...

    http://nanohub.org/resources/1959

  17. Review of Several Quantum Solvers and Applications

    11 Jun 2004 | Online Presentations | Contributor(s): Umberto Ravaioli

    Review of Several Quantum Solvers and Applications

    http://nanohub.org/resources/413

  18. Structure and Ion Permeation of the Gramicidin Channel using Molecular Dynamics

    12 Apr 2004 | Online Presentations | Contributor(s): Toby Allen

    Molecular dynamics (MD) has become an essential tool for obtaining microscopic insight into biological function. The gramicidin channel as an excellent benchmark system for this purpose. Using...

    http://nanohub.org/resources/161

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