β-Lactoglobulin from bovine milk ≥90% (PAGE), lyophilized powder Sigma L3908
По запросу
- Производитель: Sigma
- Каталожный номер:
L3908 - CAS номер : 9045-23-2
Frequently Asked Questions
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Other Notes
Contains β-lactoglobulins A and B which can be isolated chromatographically.
Packaging
1, 5 g in poly bottle
250 mg in poly bottle
Preparation Note
Chromatographically purified
Quality
May not contain folate binding protein; not recommended for folate analysis.
Application
β-Lactoglobulin was used in a cytologic assay for diagnosis of food hypersensitivity in patients with irritable bowel syndrome.1
Biochem/physiol Actions
A member of the lipocalin family, βLg is a small protein of 162 amino acids with a molecular mass of ∼18,400 Da. It features an eight-stranded β-barrel (strands A-H) succeeded by a three-turn a-helix and a final β-strand (strand I) that forms part of the dimerization interface.2
General description
Milk from dairy cows contains the protein β-lactoglobulin (BLG). It naturally occurs in a number of genetic variants, and the most prevalent bovine variants are BLG A and BLG B.3
Характеристики реактива | |
assay | ≥90% (PAGE) |
storage temp. | 2-8°C |