Related Experiment Video
Updated: Jun 25, 2026

Subcloning Plus Insertion (SPI) - A Novel Recombineering Method for the Rapid Construction of Gene Targeting Vectors
Published on: January 8, 2015
Preselector.uni-jena.de: optimize your cloning-a resource for identifying restriction enzymes for preselection
Martin Gühmann1, Stefanie Reuter2, Jan Hartung3
1University of Bristol, School of Biological Sciences, 24 Tyndall Avenue, Bristol BS8 1TQ, UK.
Choosing restriction enzymes for molecular cloning preselection digests is challenging. A new free online tool, preselector.uni-jena.de, simplifies this process by identifying enzymes that cut specific DNA sequences, saving researchers time and effort.
Area of Science:
- Molecular Biology
- Bioinformatics
Background:
- Preselection digests are crucial for reducing background in molecular cloning ligation steps.
- Manual selection of restriction enzymes for preselection is complex and prone to errors.
Purpose of the Study:
- To develop a free online tool, preselector.uni-jena.de, to assist researchers in selecting appropriate restriction enzymes for preselection digests.
- To streamline the process of designing preselection digestion strategies.
Main Methods:
- The tool utilizes regular expressions to identify restriction enzyme recognition sites within user-provided DNA sequences.
- It compares restriction site sets between sequences to find enzymes that uniquely cut one sequence over others.
Main Results:
- The preselector.uni-jena.de tool successfully identifies suitable restriction enzymes for preselection digests.
- It provides a fast and reliable method for enzyme selection, minimizing manual effort and potential errors.
Conclusions:
- preselector.uni-jena.de offers a valuable, free resource for molecular biologists.
- The tool enhances the efficiency and accuracy of designing preselection digestion strategies in molecular cloning.
More Related Videos
09:06High-throughput Identification of Gene Regulatory Sequences Using Next-generation Sequencing of Circular Chromosome Conformation Capture (4C-seq)
Published on: October 5, 2018
09:16In Vitro Directed Evolution of a Restriction Endonuclease with More Stringent Specificity
Published on: March 25, 2020
Related Concept Videos
DNA Isolation
Restriction Enzymes
The host bacteria protect their own genomic DNA from these enzymes by methylating these sites. Some...