EGF Mouse, Biotin

Epidermal Growth Factor Mouse Recombinant, Biotin
Cat. No.
BT3410
Source
Escherichia Coli.
Synonyms
Urogastrone, URG, EGF.
Appearance
Sterile Filtered clear solution.
Purity
Greater than 95.0% as determined by analysis 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

EGF Mouse Recombinant, Biotin produced in E.Coli is a non-glycosylated polypeptide chain containing 61 amino acids and having a total molecular mass of 7.0kDa. This version of EGF has a N terminal leader sequence hosting a biotin conjugation. There are 0.5 biotins for each EGF protein. 

Product Specs

Introduction
Epidermal growth factor (EGF) plays a crucial role in cell differentiation, particularly in specific cell types within living organisms. It exhibits strong mitogenic properties, stimulating the growth of various cultured cells derived from both ectodermal and mesodermal origins. The EGF precursor is thought to be a membrane-bound molecule that undergoes proteolytic cleavage to produce a 53-amino acid peptide hormone, which subsequently triggers cell division.
Description
Recombinant Mouse EGF, Biotinylated, produced in E. coli, is a non-glycosylated polypeptide chain comprising 61 amino acids with a molecular weight of 7.0 kDa. This variant of EGF features an N-terminal leader sequence designed for biotin conjugation, with an average of 0.5 biotins per EGF protein.
Physical Appearance
A clear solution that has undergone sterile filtration.
Formulation
The protein solution is provided at a concentration of 0.5 mg/ml in sterile phosphate-buffered saline (PBS).
Stability
For optimal storage, the product should be kept at a temperature of 4°C. Avoid freezing.
Purity
The purity of the product is greater than 95.0%, as determined by SDS-PAGE analysis.
Biological Activity
The ED50, determined by the dose-dependent proliferation of mouse BALB/c 3T3 cells, is in the range of 0.14-0.2 ng/ml, corresponding to a specific activity of 7.1 x 10^6 units/mg.
Synonyms
Urogastrone, URG, EGF.
Source
Escherichia Coli.
Amino Acid Sequence
MKKIDDDKNS YPGCPSSYDG YCLNGGVCMH IESLDSYTCN CVIGYSGDRC QTRDLEWWEL R. 

Product Science Overview

Introduction

Epidermal Growth Factor (EGF) is a protein that plays a crucial role in cell growth, proliferation, and differentiation by binding to its receptor, EGFR . The mouse recombinant version of EGF, often biotinylated for various applications, is a significant tool in biological research and biotechnology.

Discovery and Structure

EGF was first identified as a secreted peptide in the submaxillary glands of mice and in human urine . The protein consists of 53 amino acid residues and features three intramolecular disulfide bonds, which are essential for its biological activity . The recombinant version of mouse EGF is produced using E. coli expression systems, ensuring high purity and biological activity .

Biological Function

EGF is a potent growth factor capable of inducing cell proliferation, differentiation, and survival . It stimulates the growth of various epidermal and epithelial tissues in vivo and in vitro, as well as some fibroblasts in cell culture . EGF’s ability to promote cell division and differentiation makes it a valuable component in cell culture media and differentiation studies .

Applications

Recombinant mouse EGF, particularly in its biotinylated form, is widely used in research and biotechnology. It is optimized for use in cell culture, differentiation studies, and functional assays . The biotinylation of EGF allows for easy detection and quantification in various assays, enhancing its utility in research applications.

Production and Quality

The production of recombinant mouse EGF involves expression in E. coli, followed by purification to achieve high purity levels (>95%) and low endotoxin levels (<0.10 EU per 1 μg of protein) . The biological activity of EGF is tested in appropriate bioassays to ensure its efficacy in stimulating cell proliferation and differentiation .

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