3.4.24.24 20 22 assay at 755324 3.4.24.24 22 - assay at 683140 3.4.24.24 37 - assay at 31086, 683045, 683134, 683314, 683427, 683442, 683452, 683507, 683579, 683673, 683697, 683710, 683842, 717299, 717633, 733040, 734182, 734254, 752440, 754869, 755131 3.4.24.24 40 - recombinant enzyme 734343, 755281