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3.2.1.133: glucan 1,4-alpha-maltohydrolase

This is an abbreviated version!
For detailed information about glucan 1,4-alpha-maltohydrolase, go to the full flat file.

Word Map on EC 3.2.1.133

Reaction

(Glcalpha(1-4))n
+
H2O
=
(Glcalpha(1-4))n-2
 +
alpha-maltose

Synonyms

alpha-amylase, AmyB, BbmA, BSMA, BSTA, BTMA, CAZy-GH13, glucan 1,4-alpha-maltohydrolase, glucan-1,4-alpha-maltohydrolase, Gt-MamyIII, LGMA, MAase, MABS, MAG1, maltogenase L, maltogenic alpha-amylase, maltogenic amylase, maltose-forming alpha-amylase, MAmy, MAUS149, More, NM319, NM326, NM398, NM404, NM447, Novamyl, PSMA, Smar_0613, SMMA, TCMA, Thermus maltogenic amylase, ThMA, TK4MA

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.133 glucan 1,4-alpha-maltohydrolase

Activating Compound

Activating Compound on EC 3.2.1.133 - glucan 1,4-alpha-maltohydrolase

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ACTIVATING COMPOUND
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
2-mercaptoethanol
about 120% activity at 1% (v/v)
Ca2+
the enzyme is activated by 15% at 5 mM
DMSO
-
enzyme activity increases to 136% in the presence of 10% (v/v) DMSO
EDTA
-
increases activity of wild-type enzyme and of mutant enzyme R26Q/S169N/I333V/A398V/Q411L/P453L
ethanol
-
enzyme activity increases to 113% in the presence of 10% (v/v) ethanol
methanol
-
enzyme activity increases to 104.4% in the presence of 10% (v/v) methanol
Mn2+
the enzyme is activated by 51% at 5 mM
Tween-20
-
0.1% (v/v), stimulates