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3.2.1.190: dioscin glycosidase (3-O-beta-D-Glc-diosgenin-forming)

This is an abbreviated version!
For detailed information about dioscin glycosidase (3-O-beta-D-Glc-diosgenin-forming), go to the full flat file.

Reaction

3-O-[alpha-L-Rha-(1->4)-[alpha-L-Rha-(1->2)]-beta-D-Glc]diosgenin
+ 2 H2O = 2 L-rhamnopyranose +
diosgenin 3-O-beta-D-glucopyranoside

Synonyms

dioscin alpha-L-rhamnosidase

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.190 dioscin glycosidase (3-O-beta-D-Glc-diosgenin-forming)

Metals Ions

Metals Ions on EC 3.2.1.190 - dioscin glycosidase (3-O-beta-D-Glc-diosgenin-forming)

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METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Ca2+
-
10-200 mM, 1.13-1.18fold activation
Mg2+
-
inhibits at 10-100 mM, slightly activates (109% of the control activity) at 200 mM
Zn2+
-
10-200 mM, 1.08-1.1fold activation