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pTWV228 phagemid vector

For research use only. Not intended for any clinical use.
Cat.No.
VPT4037
Description
The pTWV228 vector contains a pBR322 origin of replication, an ampicillin-resistance gene, an intergenic region (IG region) of the M13 phage DNA and a beta-galactosidase gene containing the multiple cloning site of pUC118. The vector is low-copy number, which makes it useful during the expression of genes that present potential toxicity to their host.
Resistance
Amp
Selection
Amp
Vector Length
4,039 bp
Vector Type
phagemid vector
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Background

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The pTWV228 vector is a phagemid plasmid with a size of 4,039 base pairs. This plasmid vector is versatile and widely used in recombinant DNA technology, particularly in cloning and gene expression studies. responsible for its broad applicability. The central features of the pTWV228 vector include a pBR322 origin of replication, an ampicillin-resistance gene, an intergenic region (IG region) derived from the M13 phage DNA, and a beta-galactosidase gene incorporating the multiple cloning site of pUC118. Each of these components has a specific role that allows the pTWV228 vector to function optimally. The pBR322 origin of replication is crucial for the replication of the plasmid within bacterial cells. Conversely, the ampicillin-resistance gene allows bacteria transformed with the pTWV228 to survive and reproduce in the presence of ampicillin, an antibiotic. This feature aids in the identification and selection of transformed bacteria over those that have not been transformed. The intergenic region of the M13 phage DNA enables the phagemid vector to be packaged into phage particles for gene transfer and high-efficiency cloning. The beta-galactosidase gene containing the multiple cloning site of pUC118 provides a space to insert DNA fragments for cloning because it contains various unique restriction enzyme recognition sites.
The pTWV228 phagemid vector is a powerful tool that is extensively utilized in molecular biology, biotechnology, and genetic research. Its applications can mainly be divided into three broad categories: Cloning: The primary use of pTWV228 is in cloning experiments where genes or segments of DNA of interest are inserted into the vector. This vector then acts as a vehicle to introduce the foreign DNA into a suitable host organism, such as bacteria, for replication and further study. Protein Expression: Due to the presence of key elements such as a promoter and a start codon, this vector can also be used for protein expression studies. After the gene of interest is incorporated into the vector, it can be introduced into host cells. Once inside the host, the DNA sequences will be used to direct the synthesis of the corresponding protein, enabling researchers to study the attributes and functions of the protein of interest. Phage Display: As a phagemid vector, pTWV228 is widely used for phage display, a technique in which antibodies, peptides, or proteins are displayed on the surface of bacteriophages. This technique is typically used for screening and identifying specific protein interactions or to generate high-affinity antibodies. Genetic Mapping: pTWV228 can be used to generate recombinant DNA, allowing researchers to identify the precise location of genes within the chromosome and assess their relative distances. Gene Therapy: By carrying therapeutic genes into cells or tissues, pTWV228 phagemid vectors may also be applied in gene therapy to treat certain genetic disorders or diseases.
Customer Q&As
What is a phagemid vector?

A: A phagemid vector is a type of cloning vector used in molecular biology and genetic engineering. It is a hybrid vector that combines the characteristics of a plasmid and a filamentous bacteriophage (phage).

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Customer Reviews
User-friendly

I found the pTWV228 phagemid vector to be a user-friendly, efficient system for my gene expression studies. It enabled a successful and efficient transformation which helped expedite my experiment progress.

United Kingdom

03/11/2020

Effective tool

The pTWV228 phagemid vector is an effective tool for cloning and sequencing. Its high cloning efficiency and convenient restriction sites make it a versatile and reliable choice for researchers.

Germany

07/09/2020

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