EC 3.2.1.78 CAZY Family: GH5 From Thermotoga maritima. Electrophoretically homogeneous. In 3.2 M ammonium sulphate. Specific activity: 22.9 U/mg (80°C, pH 7.0, carob galactomannan as substrate). Contaminants: β-mannosidase and α-galactosidase< 0.004%. Stable at 4°C for > 2 years.