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. 2003 Nov;71(11):6199–6204. doi: 10.1128/IAI.71.11.6199-6204.2003

FIG. 4.

FIG. 4.

pH profile of Cpl-1 activity. Activity was tested in a universal buffer with a pH range of 2 to 13. The enzyme exhibited the highest activity at pH 4 and 5. At pH 7 it exhibited approximately 10% of the maximal lytic activity, and at pH 8 only 1% of the maximal lytic activity was found.