Testing was conducted on a solution at 5 mg/mL in 0.1 M Acetate pH 4.0, as indicated in the Certificate of Analysis. Solution stability and storage conditions have not been tested.
49291
Glucosidase from Aspergillus niger
powder, ≥750 U/g
Synonym(s):
Cellobiase
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About This Item
Specific activity:
≥750 U/g
Pricing and availability is not currently available.
Biochem/physiol Actions
Glucosidase catalyzes the hydrolysis of α-1,4 linkages with a substrate preference for maltose, maltotriose and maltotetraose. Reactivity with large polysaccharides like dextrin and starch have also been described.
Glucosidase catalyzes the hydrolysis of α-1,4 linkages with a substrate preference for maltose, maltotriose and maltotetraose. Reactivity with large polysaccharides like dextrin and starch have also been described.
Other Notes
1 U corresponds to the amount of enzyme which hydrolyzes 1 μmol p-nitrophenyl-β-D-glucopyranoside per minute at pH 4.0 and 37 °C; may contain α- and β-glucosidase
Characterizationcitationcitation; Ethanol production from paper-mill waste fibrecitation
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This Item | |||
|---|---|---|---|
| description powder, ≥750 U/g | description lyophilized powder, 30-60 units/mg protein (biuret), ≤0.02% glucose | description lyophilized, powder, ~70 U/mg | description ≥260 U/mL, aqueous solution |
| specific activity ≥750 U/g | specific activity 30-60 units/mg protein (biuret) | specific activity ~70 U/mg | specific activity ≥260 U/mL |
| form powder | form lyophilized powder | form powder | form aqueous solution |
| storage temp. 2-8°C | storage temp. −20°C | storage temp. 2-8°C | storage temp. 2-8°C |
| Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
Signal Word
Danger
Hazard Codes
Precautionary Statements
Hazard Classifications
Resp. Sens. 1
Storage Class
11 - Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
PPE (personal protective equipment)
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
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What buffer should I reconstitute this enzyme for preparing a stock solution? Or does cold deionized water work? Either way, once resuspended, at what temperature should it be stored? Thank you!
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