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Key Documents

L4266

Sigma-Aldrich

Lectin from Solanum tuberosum (potato)

BioXtra, Affinity purified, lyophilized powder

Synonym(s):

Solanum tuberosum agglutinin, STA

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About This Item

MDL number:
UNSPSC Code:
12352202

product line

BioXtra

form

lyophilized powder

potency

<2 μg/mL per mL agglutination activity

quality

Affinity purified

composition

Glycoprotein carbohydrate, ~20%
Protein, ~20% Lowry

storage temp.

2-8°C

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Biochem/physiol Actions

STA is not blood group specific, but has an affinity for N-acetyl-β-D-glucosamine oligomers. STA is a glycoprotein containing approx. equal amounts of protein and carbohydrate.

Physical form

Lyophilized powder containing NaCl

Preparation Note

Affinity purified by a modification of the method of Matsumoto, I., et al., J. Biol. Chem., 258, 2886 (1983).

Analysis Note

Agglutination activity is expressed in μg/ml and is determined from serial dilutions in phosphate buffered saline, pH 6.8, of a 1 mg/ml solution. This activity is the lowest concentration to agglutinate a 2% suspension of human erythrocytes after 1 hr incubation at 25 °C.

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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