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. 2020 Jul 1;6(7):e04252. doi: 10.1016/j.heliyon.2020.e04252

Table 4.

Kinetic parameters of two GH18 chitinases for 4NP-(GlcNAc)2 substrate.

Enzymes Km (μM) kcat (s−1) kcat/Km (s−1 μM−1)
LmChiA 1622 ± 13 33.57 ± 1.0 0.02
LmChiB 375 ± 27 72.11 ± 1.4 0.19