1.13.11.27 -20 - enzyme activity is stable for a few weeks. 677278 1.13.11.27 37 - pH 5.5-8, 15 min, stable 395375 1.13.11.27 37 - pH 7.5, 0.64 M Tris-HCl, stable for 7.5 min 395376 1.13.11.27 40 - pH 4.0, half-life: 1.5 h 727448 1.13.11.27 52.6 - melting temperature, wild-type 764109 1.13.11.27 54.3 - melting temperature, wild-type in presence of Fe2+ 764109 1.13.11.27 54.4 - melting temperature, mutant lacking 17 N-terminal residues 765020 1.13.11.27 56.5 - melting temperature, mutant lacking 12 N-terminal residues 765020 1.13.11.27 56.7 - melting temperature, mutant E12A 765020 1.13.11.27 57.1 - melting temperature, wild-type 765020