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Literature summary extracted from

  • Tsuge, H.; Natsuaki, O.; Ohashi, K.
    Purification, properties, and molecular features of glucose oxidase from Aspergillus niger (1975), J. Biochem., 78, 835-843.
    View publication on PubMed

General Stability

EC Number General Stability Organism
1.1.3.4 SDS, 1.5%, 2-mercaptoethanol, 55°C, residual activity: 24% Aspergillus niger

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
1.1.3.4 Iron the enzyme contains 2 mol of iron per 160000 Da Aspergillus niger

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.1.3.4 79000
-
2 * 79000, SDS-PAGE Aspergillus niger
1.1.3.4 158000 160000 gel filtration Aspergillus niger
1.1.3.4 160000
-
gel filtration Aspergillus niger

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.1.3.4 beta-D-glucose + O2 + H2O Aspergillus niger
-
D-glucono-1,5-lactone + H2O2
-
?

Organism

EC Number Organism UniProt Comment Textmining
1.1.3.4 Aspergillus niger
-
-
-

Posttranslational Modification

EC Number Posttranslational Modification Comment Organism
1.1.3.4 glycoprotein the enzyme contains 74% protein, 16.4% neutral sugar and 2.4% amino sugar, major component: mannose Aspergillus niger

Purification (Commentary)

EC Number Purification (Comment) Organism
1.1.3.4 from commercial preparation using DEAE-cellulose chromatography and Sephadex G-200 gel filtration Aspergillus niger

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.1.3.4 commercial preparation
-
Aspergillus niger
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.1.3.4 172
-
purified enzyme Aspergillus niger

Storage Stability

EC Number Storage Stability Organism
1.1.3.4 lyophilized, over P2O5 Aspergillus niger

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.1.3.4 beta-D-glucose + O2 + H2O
-
Aspergillus niger D-glucono-1,5-lactone + H2O2
-
?

Subunits

EC Number Subunits Comment Organism
1.1.3.4 dimer 2 * 79000, SDS-PAGE Aspergillus niger

Cofactor

EC Number Cofactor Comment Organism Structure
1.1.3.4 FAD
-
Aspergillus niger
1.1.3.4 Flavin-hypoxanthine dinucleotide FHD, can substitute FAD Aspergillus niger