• USA Home
  • T9378 - Trypsin inhibitor from Phaseolus limensis (lima bean)

EMAIL THIS PAGE TO A FRIEND
T9378 Sigma

Trypsin inhibitor from Phaseolus limensis (lima bean)

Type II-L, crude powder

Synonym: Trypsin Inhibitor from lima beans

Purchase

Description

Analysis Note

One mg will inhibit ≥0.8 mg of trypsin with activity of approx. 10,000 BAEE units per mg protein.

Other Notes

View more information on Trypsin Inhibitor.

Packaging

1 g in glass bottle

100, 500 mg in glass bottle

Preparation Note

Prepared by a modification of the method of Tauber, H., et al., J. Biol. Chem., 179, 1155 (1949) (modified).

Unit Definition

One trypsin unit will produce a ΔA253 of 0.001 per min with BAEE as substrate at pH 7.6 at 25 °C; reaction volume 3.2 mL, 1 cm light path.

Application

Trypsin inhibitor has been used as an affinity ligand for isolation of elastase-type enzymes.

Physical properties

Monomer has an apparent molecular weight of approx. 9,000 Da but undergoes a concentration and pH-dependent dimerization.

Price and Availability


Discover the Milli-Q® IQ 7000 ultrapure water system
Safety & Documentation

Safety Information

Symbol 
GHS08  GHS08
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles

Protocols

Enzymatic Assay of Trypsin Inhibitor

This procedure applies to all products that have a specification for Trypsin Inhibition at Sigma-Aldrich, St. Louis.

Peer-Reviewed Papers
15

References

Set your institution to view full text papers.
Related Products

related product

Product #

Description

Add to Cart

08168 Timestrip Plus 8 °C

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?