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Sigma-Aldrich

N,N-Dimethylcasein

BioReagent, suitable as Substrate for Proteolytic Enzymes

Synonym(s):

N,N-Dimethylated casein

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About This Item

MDL number:
MFCD00147746
UNSPSC Code:
12352204
NACRES:
NA.28

product name

N,N-Dimethylcasein, BioReagent, for spectrophotometric det. of enzyme activity

product line

BioReagent

quality

for spectrophotometric det. of enzyme activity

solubility

water: 1.0 mg/mL, clear, colorless

λ

0.1 % in H2O (TBS test)

UV absorption

λ: 340 nm Amax: ≤0.08

storage temp.

2-8°C

Application

Substrate for the assay of proteolytic enzymes. Much more sensitive than the caseinolytic method of Kunitz

Other Notes

Sales restrictions may apply

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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The action of proteolytic enzymes on N,N-dimethyl proteins. Basis for a microassay for proteolytic enzymes.
Y Lin et al.
The Journal of biological chemistry, 244(3), 789-793 (1969-02-10)
M Kunitz
The Journal of general physiology, 30(4), 291-310 (1947-03-20)
A study has been made of the general properties of crystalline soybean trypsin inhibitor. The soy inhibitor is a stable protein of the globulin type of a molecular weight of about 24,000. Its isoelectric point is at pH 4.5. It

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