1.1.3.29 39 - melting temperature, in buffers with pH 6.5 and above 762915 1.1.3.29 45 - 10 min, stable 389762 1.1.3.29 70 - 100% remaining activity after 10 min 389762 1.1.3.29 83 - 50% remaining activity after 10 min 389762