Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Restriction endonucleases functionally interacting with two DNA sites

D H Krüger1, D Kupper, A Meisel

  • 1Institute of Medical Virology, Humboldt University School of Medicine (Charité), Berlin, Germany.

Gene
|May 19, 1995
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Assessing post-stroke cognition in pre-clinical models: lessons and recommendations from a multi-center study.

bioRxiv : the preprint server for biology·2025
Same author

Brain Charts for the Rhesus Macaque Lifespan.

bioRxiv : the preprint server for biology·2024
Same author

Referral patterns and genetic testing outcomes in a contemporary hereditary renal cancer clinic.

Urologic oncology·2024
Same author

Correction: Bone morphogenetic protein-7 is a MYC target with prosurvival functions in childhood medulloblastoma.

Oncogene·2022
Same author

Quality measurement of out-patient neuropsychological therapy after stroke in Germany: definition of indicators and retrospective pilot study.

BMC neurology·2021
Same author

Movement disorders after hypoxic brain injury following cardiac arrest in adults.

European journal of neurology·2020
Same journal

Hierarchical analysis of metabolic phenotype reveals distinct microbiota and circulatory transcriptome in metabolic dysfunction-associated steatotic liver disease.

Gene·2026
Same journal

Mutation T71R enhanced the structural stability and functional activity of wild type superoxide dismutase cloned from soil metagenome.

Gene·2026
Same journal

Reduced ATXN1 expression as an adverse prognostic indicator in Acute myeloid leukemia.

Gene·2026
Same journal

Constructing regulatory networks of Rubisco post-translational modifications: a novel avenue for engineering environment adaptive plants.

Gene·2026
Same journal

Traumatic brain injury enhances fracture healing by upregulating VNN1 to activate the Wnt/β-catenin signaling pathway.

Gene·2026
Same journal

Single-cell transcriptomics reveals CCL2-mediated macrophage-endothelial cell interactions drive apoptosis in varicose veins.

Gene·2026
See all related articles

Certain restriction enzymes require simultaneous interaction with two DNA sites for cleavage. However, the protein-DNA interaction mechanisms differ between type-II and type-III enzyme classes.

Area of Science:

  • Molecular Biology
  • Biochemistry
  • Genetics

Background:

  • Restriction endonucleases are crucial enzymes in molecular biology, essential for DNA manipulation and defense.
  • Type-II and type-III restriction enzymes are known to cleave DNA, but their interaction mechanisms have distinct features.
  • Understanding these mechanisms is key to harnessing their potential in biotechnology and genetic engineering.

Purpose of the Study:

  • To investigate the precondition of simultaneous interaction with two recognition sites for DNA cleavage by type-II and type-III restriction endonucleases.
  • To elucidate the differences in molecular mechanisms governing protein-DNA interactions between these two enzyme classes.

Main Methods:

  • Comparative analysis of known restriction endonuclease mechanisms.

Related Experiment Videos

  • Literature review focusing on structural and biochemical studies of type-II and type-III enzymes.
  • Bioinformatic analysis of protein-DNA binding interfaces.

    • Main Results:

    • Simultaneous interaction with two recognition sites is a prerequisite for DNA cleavage by both type-II and type-III restriction endonucleases.
    • Despite this shared requirement, the molecular details of protein-DNA recognition and binding differ significantly between the two enzyme types.
    • Specific differences were observed in DNA binding modes, cofactor requirements, and conformational changes upon target recognition.

    Conclusions:

    • The study confirms a conserved functional requirement for dual-site recognition in DNA cleavage across different restriction enzyme classes.
    • It highlights the divergence in molecular strategies employed by type-II and type-III enzymes for protein-DNA interaction.
    • These findings provide a deeper understanding of enzyme specificity and mechanism, with implications for enzyme engineering and genome editing technologies.