UPP1 Salmonella

Uridine Phosphorylase Salmonella Typhimurium Recombinant
Cat. No.
BT2701
Source
Escherichia Coli.
Synonyms
Uridine phosphorylase, EC 2.4.2.3, UrdPase, UPase, StUP.
Appearance
Sterile Filtered white lyophilized powder.
Purity
Greater than 95.0% as determined by SDS-PAGE.
Usage
Prospec's products are furnished for LABORATORY RESEARCH USE ONLY. They may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

Uridine phosphorylase Salmonella typhimurium Recombinantproduced in E.Coli is a non-glycosylated, polypeptide having a total molecular mass of 163068 Dalton.

Product Specs

Introduction
Uridine phosphorylase from Salmonella typhimurium (StUP), also known as UPP1, catalyzes the reversible phosphorolysis of uridine, resulting in the formation of ribose-1-phosphate and uracil.
Description
Recombinant Uridine phosphorylase from Salmonella typhimurium, produced in E. coli, is a non-glycosylated polypeptide with a molecular weight of 163.068 kDa.
Physical Appearance
Sterile Filtered white lyophilized powder.
Formulation
The UPP1 protein was lyophilized from a 1 mg/mL solution containing 25 mM Tris-HCl (pH 8.0) and 0.15 M NaCl.
Solubility
Reconstitute the lyophilized UPP1 in sterile 18 MΩ-cm H2O to a concentration of at least 100 µg/mL. This solution can be further diluted into other aqueous solutions.
Stability
Lyophilized UPP1 is stable at room temperature for up to 3 weeks; however, it is recommended to store the protein desiccated at -18°C or lower. After reconstitution, store UPP1 at 4°C for 2-7 days. For long-term storage, aliquot and store at -18°C or lower. It is recommended to add a carrier protein (0.1% HSA or BSA) for long-term storage. Avoid repeated freeze-thaw cycles.
Purity
Greater than 95% purity as determined by SDS-PAGE.
Unit Definition
One unit of UPP1 activity is defined as the amount of enzyme required to catalyze the phosphorolysis of 1 µmol of uridine per minute at pH 7.3.
Synonyms
Uridine phosphorylase, EC 2.4.2.3, UrdPase, UPase, StUP.
Source
Escherichia Coli.
Enzymatic Activity

30 U/mg protein.

Product Science Overview

Salmonella Typhimurium

Salmonella Typhimurium is a gram-negative bacterium that is commonly associated with foodborne illnesses. It is a member of the Enterobacteriaceae family and is known for its ability to cause gastroenteritis in humans and animals. The bacterium has been widely used in research due to its well-characterized genetics and its ability to be manipulated for various experimental purposes.

Recombinant Technology

Recombinant technology involves the insertion of a gene of interest into a host organism to produce a desired protein. In the case of recombinant uridine phosphorylase from Salmonella Typhimurium, the gene encoding UPase is cloned into a suitable expression vector and introduced into a host, such as Escherichia coli. This allows for the production of large quantities of the enzyme, which can then be purified and studied.

Applications and Research

The recombinant form of uridine phosphorylase from Salmonella Typhimurium has several important applications:

  1. Biocatalysis: UPase can be used in the synthesis of nucleoside analogs, which are important in the development of antiviral and anticancer drugs.
  2. Metabolic Engineering: The enzyme can be used to engineer metabolic pathways in microorganisms to enhance the production of valuable metabolites.
  3. Structural Studies: Recombinant UPase provides a model system for studying the structure and function of pyrimidine salvage enzymes.
Comparative Studies

Research has shown that different strains of Salmonella Typhimurium can vary in their virulence and immunogenicity. For example, studies have compared the immunological responses of mice to different recombinant strains expressing various antigens . These studies help in understanding the optimal strategies for vaccine development and the role of inherent virulence in the efficacy of live attenuated vaccines.

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