A versatile primer for DNA sequencing in the M13mp2 cloning system

Area of Science:

• Molecular Biology
• Genetics
• Biotechnology

Background:

• DNA sequencing is crucial for genetic analysis.
• The M13mp2 cloning system offers a platform for DNA manipulation.
• Chain-termination sequencing requires specific primers for initiation.

Purpose of the Study:

• To construct and amplify a DNA primer for chain-termination sequencing.
• To facilitate DNA synthesis along inserted DNA in the M13mp2 system.

Main Methods:

• Construction and amplification of a DNA primer.
• Isolation of the primer as an EcoRI/AluI restriction fragment.
• Cloning the fragment into pBR325 after end modification.

Main Results:

• A functional DNA primer was successfully created and amplified.
• The primer was engineered for efficient cloning and recovery using restriction enzymes.
• The primer demonstrated hybridization to M13mp2 single-stranded DNA, directing synthesis.

Conclusions:

• The developed primer is effective for chain-termination DNA sequencing in the M13mp2 system.
• This primer facilitates targeted DNA synthesis, enhancing the sequencing process.
• The cloning strategy ensures reliable recovery and application of the sequencing primer.