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Enzymatic Degradation of PrP^Sc by a Protease Secreted from Aeropyrum pernix K1

Figure 9

Thermostability of pernisine.

Residual activity of pernisine incubated at different temperatures (70°C and 90°C) in the presence and absence of Ca²⁺ ions at pH 8.0 for prolonged incubation times (0 min, 20 min, 40 min, 120 min) as marked.

doi: https://doi.org/10.1371/journal.pone.0039548.g009