Density of Low-Energy Vibrational States in a Protein Solution

A. S. Brill; F. G. Fiamingo; D. A. Hampton; P. D. Levin; R. Thorkildsen

doi:10.1103/PhysRevLett.54.1864

Density of Low-Energy Vibrational States in a Protein Solution

A. S. Brill, F. G. Fiamingo, D. A. Hampton, P. D. Levin, and R. Thorkildsen

Phys. Rev. Lett. 54, 1864 – Published 22 April 1985

Abstract

Electron paramagnetic resonance measurements on the aquo complex of sperm whale skeletal myoglobin in solution at $T < 4$ K show that, at phonon energies around 20 ${cm}^{- 1}$ , the density of vibrational states is that of a three-dimensional system.

Received 10 December 1984

DOI:https://doi.org/10.1103/PhysRevLett.54.1864

Authors & Affiliations

A. S. Brill, F. G. Fiamingo^*, D. A. Hampton^†, P. D. Levin^‡, and R. Thorkildsen^§

Department of Physics, University of Virginia, Charlottesville, Virginia 22901

^*Current address: Department of Physiological Chemistry, Ohio State University, College of Medicine, Columbus, Ohio 43210.
^†Current address: Formative Technologies, Pittsburgh, Pa. 15213.
^‡Current address: Biology Department, Brookhaven National Laboratory, Upton, N.Y. 11973.
^§Current address: AT&T Bell Laboratories, Murray Hill, N.J. 07974.