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. 2001 Oct;183(19):5491–5495. doi: 10.1128/JB.183.19.5491-5495.2001

FIG. 4.

FIG. 4

Determination of the thermostability of the P. aerophilum nitrate reductase enzyme. The nitrate reductase was incubated at various temperatures. Samples were removed and analyzed for nitrate reductase activity as described in Materials and Methods.