3.4.19.1 additional information - additional information the IC50 values of chlorpyrifos, phoxim, and malathion with recombinant enzyme are 1.60, 7.90, and 7.62 mg/l, respectively, pH 7.5, 25°C 753727 3.4.19.1 0.00000002 - phosphatidylethanolamine-binding protein inhibitor SsCEI pH 7.5, 80°C, substrate: N-acetyl-L-leucyl 4-nitroanilide 720431 3.4.19.1 0.0000099 - dipentyl fluorophosphate IC50: 0.0000099 mM 670956 3.4.19.1 0.000011 - diisopropylfluorophosphate IC50: 0.000011 mM 670956 3.4.19.1 0.000011 - dipentyl fluorophosphate IC50: 0.000011 mM 670956 3.4.19.1 0.000017 - diisopropylfluorophosphate IC50: 0.000017 mM 670956 3.4.19.1 0.0000183 - chlorpyrifos-methyl oxon IC50 at pH 7.4, 37°C: 18.3 nM 653281 3.4.19.1 0.000021 - chlorpyrifos IC50: 0.000021 mM 670956 3.4.19.1 0.0000225 - DFP IC50 at pH 7.4, 37°C: 22.5 nM 653281 3.4.19.1 0.000027 - heptyl ethylphosphonofluoridoate IC50: 0.000027 mM 670956