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A1520 Sigma

α-Amylase Inhibitor from Triticum aestivum (wheat seed)

Type I, lyophilized powder

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Properties

Related Categories Biochemicals and Reagents, Enzyme Inhibitors, Enzyme Inhibitors by Type, Enzymes, Inhibitors, and Substrates, Proteins More...
type   Type I
form   lyophilized powder
activity   ≥1000 inhibitor U/mg protein (using human salivary α-amylase)
  ≥200 inhibitor U/mg protein (using porcine pancreatic α-amylase)
composition   Protein, 35-65% biuret
storage temp.   −20°C

Description

Packaging

1, 5, 25 mg in glass bottle

Unit Definition

One unit will reduce the activity of two units of α-amylase (A0521) by 50% after pre-incubation at 25 °C.

Physical form

Lyophilized powder containing buffer salts as sodium phosphate.

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).

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles
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