1.8.3.2 9 13 assay at 704513 1.8.3.2 25 - assay at 657948, 658104, 659339, 704550, 741890, 742490, 742867 1.8.3.2 35 - - 393054 1.8.3.2 37 - assay at 659912 1.8.3.2 55 - mutant ezymes N34A, S32A/N34A and S32T/N34A 765345 1.8.3.2 60 - - 723985, 764692 1.8.3.2 60 - wild-type enzyme and mutant enzymes S32A and S32R 765345