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q-bio.QM2009★ 6 cited
Shepherd Model for Knot-Limited Polymer Ejection from a Capsid
T. Antal, P. L. Krapivsky, S. Redner
We construct a tractable model to describe the rate at which a knotted polymer is ejected from a spherical capsid via a small pore. Knots are too large to fit through the pore and…
q-bio.QM2007★ 61 cited
Dynamics of Microtubule Growth and Catastrophe
T. Antal, P. L. Krapivsky, S. Redner +2
We investigate a simple model of microtubule dynamics in which a microtubule evolves by: (i) attachment of guanosine triphosphate (GTP) to its end at rate lambda, (ii) GTP converti…