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L6512

Sigma-Aldrich

Lectin from Helix pomatia

biotin conjugate, lyophilized powder

Synonym(s):

Helix pomatia agglutinin, HPA

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About This Item

UNSPSC Code:
12352202
NACRES:
NA.32

conjugate

biotin conjugate

form

lyophilized powder

extent of labeling

2-4 mol biotin per mol protein

impurities

salt, free

storage temp.

−20°C

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General description

Lectins are carbohydrate-binding proteins, omnipresent, found in fungi, plants and animals. These oligomeric proteins are characterized by the presence of a carbohydrate recognition domain.

Application

Lectin from Helix pomatia has been used to study its binding activities in Gyrodactylus derjavini parasitizing fins of Oncorhynchus mykiss.

Biochem/physiol Actions

Lectin is useful in glycoconjugate characterizing, imaging and targeting. Lectin participates in host recognition and tissue adhesion. Lectins shows resistance to proteolytic degradation in vivo.
HPA has anti-A human blood group specificity and has an affinity for terminal N-acetyl-α-D-galactosaminyl residues. Conjugates are prepared from affinity purified lectin.

Analysis Note

Where reported, 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 blood group A erythrocytes after 1 hour incubation at 25 °C.

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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PEAS AND LENTILS
Encyclopedia of food sciences and nutrition, 4433-4440 (2003)
Histochemical characteristics of Gyrodactylus derjavini parasitizing the fins of rainbow trout (Oncorhynchus mykiss)
Buchmann K, et al.
Folia Parasitol (Praha), 45(4), 312-318 (1998)
Overview of fish immunity
Mucosal Health in Aquaculture, 3-54 (2015)
Yoko Nabeshima et al.
Scientific reports, 10(1), 19122-19122 (2020-11-07)
Human group-specific component protein (Gc protein) is a multifunctional serum protein which has three common allelic variants, Gc1F, Gc1S and Gc2 in humans. Gc1 contains an O-linked trisaccharide [sialic acid-galactose-N-acetylgalactosamine (GalNAc)] on the threonine420 (Thr420) residue and can be converted
Raheem Al-Abedi et al.
International journal of molecular sciences, 22(21) (2021-11-14)
Along with the cells that are exposed to radiation, non-irradiated cells can unveil radiation effects as a result of intercellular communication, which are collectively defined as radiation induced bystander effects (RIBE). Exosome-mediated signalling is one of the core mechanisms responsible

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