Bet v 2.0101

Profilin-1 Recombinant
Cat. No.
BT16318
Source
Escherichia Coli.
Synonyms
Profilin-1, Allergen Bet v II, Pollen allergen Bet v 2, Bet v 2, BETVII, Bet v 2.0101.
Appearance
Sterile Filtered clear solution.
Purity
Greater than 80.0% as determined by SDS-PAGE.
Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

Recombinant Profilin-1 produced in E.coli is a non-glycosylated, polypeptide chain having a calculated molecular mass of 15,625 Dalton.
Bet v 2.0101 is expressed with a 10xHis tag at N-terminus and purified by proprietary chromatographic techniques.

Product Specs

Introduction
Profilin-1, also known as Bet v 2.0101, is a protein that plays a crucial role in regulating the cytoskeleton. It interacts with actin, a protein essential for cell shape and movement. At higher concentrations, Profilin-1 prevents actin polymerization (the process of actin monomers forming filaments), while at lower concentrations, it enhances it. Additionally, Profilin-1 binds to PIP2 (phosphatidylinositol 4,5-bisphosphate), a membrane phospholipid, and through this interaction, it can influence cellular signaling pathways by inhibiting the production of IP3 (inositol 1,4,5-trisphosphate) and DG (diacylglycerol).
Description
Recombinant Profilin-1 (Bet v 2.0101) is produced using E. coli bacteria and is a non-glycosylated polypeptide chain with a molecular weight of 15,625 Daltons. This recombinant protein is modified to include a 10xHis tag at its N-terminus to facilitate purification using proprietary chromatographic techniques.
Physical Appearance
Clear solution that has been sterilized by filtration.
Formulation
Bet v 2.0101 is supplied in a solution containing 20mM HEPES buffer with a pH of 7.9 and 6M Urea.
Stability
For short-term storage (2-4 weeks), keep at 4°C. For long-term storage, store frozen at -20°C. Repeated freezing and thawing should be avoided.
Purity
SDS-PAGE analysis has determined a purity greater than 80.0%.
Immunological Functions
1. It can bind to human antibodies of the IgE type.
2. Suitable for use in immunodot testing with positive and negative serum samples.
Synonyms
Profilin-1, Allergen Bet v II, Pollen allergen Bet v 2, Bet v 2, BETVII, Bet v 2.0101.
Source
Escherichia Coli.

Product Science Overview

Structure and Function

Profilin-1 binds to actin monomers (G-actin) and catalyzes the exchange of ADP for ATP on actin, which is a critical step in actin polymerization . This interaction is vital for the formation of actin filaments (F-actin), which are necessary for maintaining cell shape, enabling cell movement, and facilitating intracellular transport . Additionally, Profilin-1 interacts with other proteins such as phosphoinositide lipids and formins, further influencing actin dynamics and microtubule assembly .

Recombinant Profilin-1

Recombinant Profilin-1 refers to the protein that has been genetically engineered and produced in a laboratory setting. This recombinant form is used extensively in research to study its functions and interactions within cells. By using recombinant Profilin-1, scientists can investigate its role in various cellular processes and its involvement in diseases.

Role in Disease

Profilin-1 has been implicated in several pathological conditions. For instance, its levels are increased in the vascular endothelium under pathological conditions such as diabetes . Overexpression of Profilin-1 has been shown to trigger indicators of endothelial dysfunction downstream of LDL signaling, contributing to atherosclerosis . Studies have demonstrated that recombinant Profilin-1 can induce atherogenic effects on vascular smooth muscle cells (VSMCs), such as DNA synthesis and chemotaxis . Elevated serum levels of Profilin-1 have also been correlated with the degree of atherosclerosis in humans .

Research Applications

Recombinant Profilin-1 is a valuable tool in biochemical and cell biology research. It allows scientists to visualize and study the dynamic interactions of Profilin-1 with actin and microtubules in vitro and in live cells . Fluorescently tagged versions of Profilin-1 have been developed to study its cellular dynamics and interactions with different components of the cytoskeleton . These tools are particularly useful for understanding the consequences of different mutations and for investigating the role of Profilin-1 in various cellular processes and disease states .

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