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3.2.1.25: beta-mannosidase

This is an abbreviated version!
For detailed information about beta-mannosidase, go to the full flat file.

Word Map on EC 3.2.1.25

Reaction

Manbeta1-4GlcNAcbeta(1-4)GlcNAcbeta-Asn
+
H2O
=
GlcNAc-(1-4)-beta-GlcNAc-Asn
+
beta-D-mannopyranose

Synonyms

beta-D-mannosidase, beta-MAN, beta-mannosidase, beta-mannosidase 2A, beta-mannoside mannohydrolase, betaMANNOS1, BglB, CmMan5, CmMan5a, exo beta-mannanase, exo-beta-D-mannanase, GH2 beta-mannosidase, GM-1, GM-2, HvBII, Man2A, ManB, mannanase, mannase, mannosidase 5A, mannosidase, beta-, OT-1, PH0501, TM1624

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.25 beta-mannosidase

pH Range

pH Range on EC 3.2.1.25 - beta-mannosidase

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
3 - 6
-
pH 3.0: about 20% of maximal activity, pH 6.0: about 40% of maximal activity
3.2 - 5.2
-
pH 3.2: about 70% of maximal activity, pH 5.2: about 80% of maximal activity
3.7 - 4.6
-
about 95% of maximal activity at pH 3.7 and pH 4.6
4 - 10
pH 4.0: about 50% of maximal activity, pH 10.0: about 40% of maximal activity
4.5 - 8.5
-
pH 4.5: about 15% of maximal activity, pH 8.5: about 45% of maximal activity
5 - 6
-
more than 90% of maximum activity