A3535
α-Amylase Inhibitor from Triticum aestivum (wheat seed)
Type III, lyophilized powder
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About This Item
UNSPSC Code:
12352202
MDL number:
biological source
Triticum estivum
type
Type III
form
lyophilized powder
specific activity
3000-9000 inhibitor U/mg protein (using human salivary α-amylase), 5-100 inhibitor U/mg protein (using porcine pancreatic α-amylase)
composition
Protein, 40-60% biuret
solubility
water: 2 mg/mL, clear, colorless
foreign activity
α-amylase ≤1 units/mg protein
storage temp.
−20°C
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Biochem/physiol Actions
Competitive inhibitor of human salivary α-amylase. KI = 2.9 nM, compared to a KM of 5.9 mM (calculated per mole of α-1,4-linked maltose residues).
Physical form
Lyophilized powder containing buffer salts as sodium phosphate
Other Notes
One unit will reduce the activity of two units of α-amylase (A0521) by 50% after pre-incubation at 25 °C.
Storage Class
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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