Do Davydov Solitons Exist at 300 K?

P. S. Lomdahl and W. C. Kerr
Phys. Rev. Lett. 55, 1235 – Published 9 September 1985
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Abstract

The Davydov model for a one-dimensional protein, coupling the high-frequency amide-I vibration to longitudinal-acoustic phonons, is investigated by use of finite-temperature molecular dynamics. Soliton dynamics is studied in both equilibrium and nonequilibrium situations. The random thermal motions prevent self-trapping from occurring at temperatures of interest for transport in real proteins.

  • Received 6 May 1985

DOI:https://doi.org/10.1103/PhysRevLett.55.1235

©1985 American Physical Society

Authors & Affiliations

P. S. Lomdahl and W. C. Kerr*

  • Center for Nonlinear Studies and Theoretical Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545

  • *Permanent address: Department of Physics, Wake Forest University, Winston-Salem, N.C. 27109.

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Vol. 55, Iss. 11 — 9 September 1985

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