5.1.3.30 5 9 purified recombinant enzyme, 80-100% of maximal activity within this range 746879 5.1.3.30 5.5 - 4°C, 2 h, about 30% loss of activity 728603 5.1.3.30 5.5 8.5 the purified recombinant enzyme retains more than 80% of initial activity when incubated for 2 h at pH values from pH 5.5 to pH 8.5 748412 5.1.3.30 6 - 4°C, 2 h, 15% loss of activity 727652 5.1.3.30 6 - 4°C, 2 h, about 15% loss of activity 728603 5.1.3.30 6 7.5 after incubation at 4 °C for 2 h, more than 90% of the residual activity is retained at pH values ranging from of 6.0–7.5 726795 5.1.3.30 6 9 4°C, 2 h, more than 80% of initial activity remains 727229 5.1.3.30 6 9 purified recombinant enzyme, 4°C, 2 h, completely stable 748499 5.1.3.30 6.5 - 4°C, 2 h, 10% loss of activity 727652 5.1.3.30 6.5 - 4°C, 2 h, about 15% loss of activity 728603