3.4.23.38 2.5 3 EDANS-CO-CH2-CH2-CO-Ala-Leu-Glu-Arg-Met-Phe-Leu-Ser-Phe-Pro-Dap-(DABCYL)-OH, and a second optimum at pH 4.5-5.5, mature fusion enzyme 682637 3.4.23.38 2.8 4 human hemoglobin, mature fusion enzyme 682637 3.4.23.38 4 - hydrolysis of Leu-Glu-Arg-Ile-Phe-Phe(NO2)-Ser-Phe 648190 3.4.23.38 4.5 - recombinant truncated proPfPM1 K110pN mutant 696329 3.4.23.38 4.5 5.5 EDANS-CO-CH2-CH2-CO-Ala-Leu-Glu-Arg-Met-Phe-Leu-Ser-Phe-Pro-Dap-(DABCYL)-OH, and a second optimum at pH 2.5-3.0, mature fusion enzyme 682637 3.4.23.38 5 - - 648178, 648189 3.4.23.38 5 - assay at 708121