3.1.3.15 22 - assay at room temperature 751088 3.1.3.15 30 - - 750206 3.1.3.15 30 - recombinant enzyme 750206 3.1.3.15 35 40 - 750206 3.1.3.15 35 40 recombinant enzyme HisN 750206 3.1.3.15 37 - - 170817 3.1.3.15 37 - recombinant enzyme 751106