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Topic: cell division

Seminar
2 seminars

In Biology and Biophysics

Seminar · Structural Biology

“Unraveling Protein's Structural Dynamics: from Configurational Dynamics to Ensemble Switching Guides Functional Mesoscale Assemblies”

Hugo Sanabria · Clemson University

Tue, Sep 29, 2020 · 05:45 UTC

Evidence regarding protein structure and function manifest the imperative role that dynamics play in proteins, underlining reconsideration of the unanimated sequence-to-structure-to-function paradigm. Structural dynamics portray a heterogeneous energy landscape described by conformational ensembles where each structural representation can be responsible for unique functions or enable macromolecular assemblies. Using the human p27/Cdk2/Cyclin A ternary complex as an example, we highlight the vital role of intra- and intermolecular dynamics for target recognition, binding, and inhibition as a cr

Seminar · Soft Matter

Flow, fluctuate and freeze: Epithelial cell sheets as soft active matter

Silke Henkes · University of Bristol

Wed, Sep 16, 2020 · 03:30 UTC

Epithelial cell sheets form a fundamental role in the developing embryo, and also in adult tissues including the gut and the cornea of the eye. Soft and active matter provides a theoretical and computational framework to understand the mechanics and dynamics of these tissues.I will start by introducing the simplest useful class of models, active brownian particles (ABPs), which incorporate uncoordinated active crawling over a substrate and mechanical interactions. Using this model, I will show how the extended ’swirly’ velocity fluctuations seen in sheets on a substrate can be understood using