Understanding antibiotic resistance in bacteria through molecular dynamics simulations

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Abstract/Contents

Abstract
An atomic level understanding of how biological molecules and proteins function is an ongoing challenge in chemical biology. Spectroscopic methods are useful for providing information about stable states and overall transition processes but it is impossible to directly observe these processes at an atomistic level of detail. Here, computational techniques are used to supplement experimental measurements in order to provide a more complete picture of a bacterial resistance to antibiotics at the atomic scale. Markov Models are used to analyze Molecular Dynamics simulations in order to propose an activation pathway for the conformational change in a key bacterial signaling protein NtrC. Similar techniques are applied again, in combination with a novel clustering algorithm, to compute the binding affinity of vancomycin to its targets. In sum, the present work demonstrates how simulations can contribute to a better understanding of important biological systems.

Description

Type of resource text
Form electronic; electronic resource; remote
Extent 1 online resource.
Publication date 2015
Issuance monographic
Language English

Creators/Contributors

Associated with Vanatta, Dana K
Associated with Stanford University, Department of Chemistry.
Primary advisor Pande, Vijay
Thesis advisor Pande, Vijay
Thesis advisor Cegelski, Lynette
Thesis advisor Martinez, Todd J. (Todd Joseph), 1968-
Advisor Cegelski, Lynette
Advisor Martinez, Todd J. (Todd Joseph), 1968-

Subjects

Genre Theses

Bibliographic information

Statement of responsibility Dana K. Vanatta.
Note Submitted to the Department of Chemistry.
Thesis Thesis (Ph.D.)--Stanford University, 2015.
Location electronic resource

Access conditions

Copyright
© 2015 by Dana Kelly Vanatta
License
This work is licensed under a Creative Commons Attribution Non Commercial 3.0 Unported license (CC BY-NC).

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