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. 2021 May 27;297(1):100836. doi: 10.1016/j.jbc.2021.100836

Table 6.

Ellipticity (mdeg.cm2.dmol−1) values observed for hS2 proteins in low-salt buffer and 2 M urea buffer at 208 and 222 nm by CD spectra

hS2 Proteins n 0 M urea
2 M urea
208 nm 222 nm 222/208 208 nm 222 nm 222/208
hS2Wt 3 −16.95 ± 0.27 −17.63 ± 0.14 1.04 ± 0.01 −16.95 ± 0.19 −16.43 ± 0.13 0.97 ± 0.01¶¶¶
hS2R870H 3 −17.52 ± 0.06 −18.18 ± 0.11 1.04 ± 0.002§§§ −20.06 ± 0.04 −17.37 ± 0.13 0.86 ± 0.01§§§,¶¶¶
hS2E924K 3 −16.87 ± 0.60 −17.20 ± 0.48 1.02 ± 0.01§§§ −19.56 ± 0.21 −17.06 ± 0.16 0.87 ± 0.001§§§,¶¶¶
hS2E930Δ 3 −16.83 ± 0.32 −17.26 ± 0.26 1.03 ± 0.004§§§ −20.46 ± 0.03 −15.03 ± 0.12 0.74 ± 0.005§§§,¶¶¶

Statistically significant values were calculated by one-way ANOVA calculated with Tukey’s multiple comparison test with single pooled variance. ‘n’ is equal to the number of independent experiments performed for each CD measurement. ± values are for the SEM for reported values. See Table 7 for analysis of main factors and interactions.

§p < 0.05, §§p < 0.01, §§§p < 0.001versus hS2Wt + 2M Urea.

p < 0.05, ¶¶p < 0.01, ¶¶¶p < 0.001 versus respective 0M Urea.