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Raman spectroscopy of an agglutinin ricin aqueous solution in the presence of guanidine chloride

N.N. Brandt$^1$, O.V. Voronina$^1$, Yu.A. Savochkina$^2$, A.I. Sotnikov$^1$, A.G. Tonevitsky$^3$, A.Yu. Chikishev$^1$

Moscow University Physics Bulletin 2001. 56. N 5. P. 59

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Annotation

Partial denaturation of agglutinin ricin - ribosome-inactivating protein - under the effect of guanidine chloride (a cellular membrane-interaction model) results in a rearrangement of its secondary structure, which manifests itself in the form of changes in the amide III and presumably amide IV bands. The conformation-sensitive bands corresponding to the vibrations of tryptophan and disulfide bridges undergo no changes.

Authors
N.N. Brandt$^1$, O.V. Voronina$^1$, Yu.A. Savochkina$^2$, A.I. Sotnikov$^1$, A.G. Tonevitsky$^3$, A.Yu. Chikishev$^1$
$^1$Department of General Physics and Wave Processes, Faculty of Physics, Moscow State University, Leninskie Gory, Moscow, 119992, Russia
$^2$State Scientific Center "GNIIgenetika"
$^3$Scientific Research Institute for Transplantology and Artificial Organs
Issue 5, 2001

Moscow University Physics Bulletin

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