3.1.31.1 additional information - - 135023 3.1.31.1 additional information - pH optimum depends on Ca2+ concentration 135028, 135031 3.1.31.1 4.9 - assay at 729277 3.1.31.1 6.8 - assay at 705421 3.1.31.1 7 - assay at 705843, 729764 3.1.31.1 7.4 - assay at 717245, 717951 3.1.31.1 7.5 - assay at 730723 3.1.31.1 8 - assay at 728958, 729448, 729819 3.1.31.1 8.6 - - 135023 3.1.31.1 8.8 - - 135023