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. Author manuscript; available in PMC: 2006 Jan 20.
Published in final edited form as: Anal Chem. 2003 Sep 1;75(17):4525–4533. doi: 10.1021/ac034144i

Table 3.

Observed versus Random Frequencies of Backbone Cleavages≥50% Relative Abundance within One Amino Acid Residue of the Beginning or End of An α-Helical Region for All Charge States of the Proteins Dissociated by SORI-CAD in This Worka

protein observed % random %
cytochrome c 50 39
myoglobin 43 39
carbonic anhydrase 17 22
a

The calculated random frequencies are based on the solution-phase protein secondary structure as described in ref 49.