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3.2.1.22: alpha-galactosidase

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

Word Map on EC 3.2.1.22

Reaction

alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide
+
H2O
=
D-galactose
 +
beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide

Synonyms

1,6-alpha-D-galactoside galactohydrolase, a-galactosidase, Ag-I, Ag-II, Aga-F78, Aga-Y, AgaA, agaAJB13, AgaB, AgaI, AGal, AgalB, Agalsidase alfa, AglA, AglC, AkalphaGal, alkaline alpha-gal form 1, alkaline alpha-galactosidase, alkaline alpha-galactosidase form 1, alpha-D-galactopyranoside galactohydrolase, alpha-D-galactosidase, Alpha-D-galactoside galactohydrolase, alpha-Gal, alpha-Gal A, alpha-Gal II, alpha-Gal III, alpha-gal1, alpha-galactosidase, alpha-galactosidase 1, alpha-galactosidase 2, alpha-galactosidase 3, alpha-galactosidase A, alpha-galactosidase AgaA A355E, alpha-galactosidase AgaB, alpha-galactosidase I, alpha-galactosidase II, alpha-galactosidase III, alpha-galactoside galactohydrolase, alphaGal1, ATSIP2, blAga3, BLGA_00330, ceramidase, galactosylgalactosylglucosyl-, ceramide trihexosidase, ceramidetrihexosidase, ceramidetrihexoside-alpha-galactosidase, E1 alpha-galactosidase, E2 alpha-galactosidase, E3 alpha-galactosidase, EC 3.2.1.47, Fabrazyme, Gal36, GALA, galA17, GalS, Genzyme, GH36 alpha-galactosidase, GH97b, GLA, LaMel36A, MEL1, Mel4A, MelA, melibiase, retaining alpha-galactosidase, ScAGal, Tm GalA, TM1192, TmGalA, TnGalA, trihexosyl ceramide galactosidase, trihexosylceramide alpha-galactosidase, trihexosylceramidealpha-galactosidase

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.22 alpha-galactosidase

pH Optimum

pH Optimum on EC 3.2.1.22 - alpha-galactosidase

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pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
2.5 - 3.5
-
alpha-galactosidase II, p-nitrophenyl alpha-D-galactoside as substrate
2.5 - 4.5
-
-
3
-
alpha-galactosidase 2
3 - 3.5
3 - 4
-
alpha-galactosidase II
3 - 5
3 - 6.5
-
alpha-galactosidase I
3.2 - 3.8
-
-
3.5 - 4.5
3.5 - 5.3
-
melibiose as substrate
3.5 - 5.5
-
alpha-galactosidase I, raffinose as substrate
3.6 - 4.2
Coffea sp.
-
-
3.8 - 4.5
-
p-nitrophenyl alpha-D-galactoside as substrate
4 - 4.5
4 - 5
4 - 6
4.1
-
D-galactosyl-D-galactosyl-D-glucosyl-N-acylsphingosine
4.2 - 4.8
-
melibiitol as substrate
4.3
-
4-methylumbelliferyl-alpha-D-galactopyranoside as substrate
4.5 - 5
4.5 - 5.5
-
alpha-galactosidase II
4.5 - 6.5
-
098SA1
5 - 5.5
5 - 6
-
depends on substrate
5 - 6.5
-
0117SA12
5.5 - 5.7
-
-
5.9 - 6.4
-
alpha-galactosidase I
6 - 6.5
-
alpha-galactosidase I, p-nitrophenyl alpha-D-galactoside as substrate
6.3 - 6.5
-
alpha-galactosidase II
6.5 - 6.7
-
-
6.6
-
assay at, pH-optimum estimated for
6.7 - 7.7
7.2
-
form B