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Literature summary for 3.2.1.22 extracted from

  • Civas, A.; Eberhard, R.; Le Dizet, P.; Petek, F.
    Glycosidases induced in Aspergillus tamarii. Secreted alpha-D-galactosidase and beta-D-mannase (1984), Biochem. J., 219, 857-863.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
Ag+
-
Aspergillus tamarii
Cd2+ alpha-galactosidase II Aspergillus tamarii
Co2+ alpha-galactosidase II Aspergillus tamarii
Hg2+
-
Aspergillus tamarii
Zn2+ alpha-galactosidase II Aspergillus tamarii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.3
-
o-nitrophenyl alpha-D-galactoside alpha-galactosidase III Aspergillus tamarii
26.3
-
raffinose alpha-galactosidase III Aspergillus tamarii
33.3
-
stachyose alpha-galactosidase III Aspergillus tamarii

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Aspergillus tamarii
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
56000
-
disc gel electrophoresis, alpha-galactosidase III Aspergillus tamarii

Organism

Organism UniProt Comment Textmining
Aspergillus tamarii
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein
-
Aspergillus tamarii

Purification (Commentary)

Purification (Comment) Organism
-
Aspergillus tamarii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
452
-
alpha-galactosidase III Aspergillus tamarii

Storage Stability

Storage Stability Organism
4°C, several months Aspergillus tamarii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
o-nitrophenyl alpha-D-galactoside + H2O
-
Aspergillus tamarii o-nitrophenol + D-galactose
-
?
raffinose + H2O
-
Aspergillus tamarii sucrose + D-galactose
-
?
stachyose + H2O
-
Aspergillus tamarii ?
-
?

Subunits

Subunits Comment Organism
monomer SDS-PAGE and disc gel electrophoresis Aspergillus tamarii