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. 1999 Jun;67(6):2986–2995. doi: 10.1128/iai.67.6.2986-2995.1999

TABLE 2.

Activity profiles of gingipain-R and gingipain-K on the substrate GPR-pNA and GPK-pNA in the absence or presence of 5 mM l-cysteine

Assay Activity profiles (μM/μg/min) of:
RgpA
Kgp
+Cys −Cys +Cys −Cys
GPR-pNA 9.77 0.1 0.84 0
GPK-pNA 0.1 0.14 5.4 0.14