Table I General properties of the endo-β-N-acetylglucosaminidases described in this study
EndoBI-1EndoBI-2EndoBB
FamilyGH18GH18GH85
Calculated molecular mass (recombinant protein)47 kDa53 kDa98 kDa
Transmembrane domains221
Optimum pH5.05.05.0
Optimum temperature30–45 °C30–45 °C30–45 °C
Heat resistanceYesYesNo