TitleFormation and Cooperative Behaviour of Protein Complexes on the Cell Membrane
Author(s)Guseva, Ksenia
PublicationBerlin, Heidelberg, Springer Berlin Heidelberg, 2012.
DescriptionXII, 80 p : online resource
Abstract NoteWith the aim of providing a deeper insight into possible mechanisms of biological self-organization, this thesis presents new approaches to describe the process of self-assembly and the impact of spatial organization on the function of membrane proteins, from a statistical physics point of view. It focuses on three important scenarios: the assembly of membrane proteins, the collective response of mechanosensitive channels and the function of the twin arginine translocation (Tat) system. Using methods from equilibrium and non-equilibrium statistical mechanics, general conclusions were drawn that demonstrate the importance of the protein-protein interactions. Namely, in the first part a general aggregation dynamics model is formulated, and used to show that fragmentation crucially affects the efficiency of the self-assembly process of proteins. In the second part, by mapping the membrane-mediated forces into a simplified many-body system, the dynamic and equilibrium behaviour of interacting mechanosensitive channels is derived, showing that protein agglomeration strongly impacts its desired function. The final part develops a model that incorporates both the agglomeration and transport function of the Tat system, thereby providing a comprehensive description of this self-organizing process
ISBN,Price9783642239885
Keyword(s)1. Biological and Medical Physics, Biophysics 2. BIOLOGICAL PHYSICS 3. BIOPHYSICS 4. Cell membranes?? 5. COMPLEX SYSTEMS 6. DYNAMICAL SYSTEMS 7. EBOOK 8. EBOOK - SPRINGER 9. Membrane Biology 10. Polymer Sciences 11. Polymers???? 12. STATISTICAL PHYSICS 13. Statistical Physics and Dynamical Systems
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Accession#  Call#StatusIssued ToReturn Due On Physical Location
I06092     On Shelf