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

Comparative evaluation of gene expression in archaebacteria.

W Zillig1, P Palm, W D Reiter

  • 1Max-Planck-Institut für Biochemie, Martinsried, Federal Republic of Germany.

European Journal of Biochemistry
|May 2, 1988
PubMed
Summary

Archaebacterial gene expression machinery shares traits with both bacteria and eukaryotes. Key components show striking homology to eukaryotes, suggesting evolutionary links.

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

Randomized trial of low-dose, ultrasound-assisted thrombolysis or heparin for pulmonary embolism.

Cardiovascular research·2026
Same author

eHealth technology use and eHealth literacy after percutaneous coronary intervention.

European journal of cardiovascular nursing·2022
Same author

The Archaebacterium Thermofilum pendens Represents, a Novel Genus of the Thermophilic, Anaerobic Sulfur Respiring Thermoproteales.

Systematic and applied microbiology·2012
Same author

The Archaebacterium Thermococcus celer Represents, a Novel Genus within the Thermophilic Branch of the Archaebacteria.

Systematic and applied microbiology·2012
Same author

Evolution in the laboratory: the genome of Halobacterium salinarum strain R1 compared to that of strain NRC-1.

Genomics·2008
Same author

Tunable carbon monoxide overtone laser sideband system for precision spectroscopy from 2.6 to 4.1 microm.

Optics letters·2007

Area of Science:

  • Microbiology
  • Molecular Biology
  • Evolutionary Biology

Background:

  • Archaebacteria represent a distinct domain of life with unique genetic characteristics.
  • Understanding their gene expression machinery is crucial for evolutionary studies.
  • Comparative genomics reveals insights into the origins of eukaryotes.

Purpose of the Study:

  • To compare gene organization and expression machinery components of archaebacteria with eubacteria and eukaryotes.
  • To identify shared and distinct features in transcription and translation signals.
  • To investigate the evolutionary relationships between these domains of life.

Main Methods:

  • Comparative analysis of gene organization and structure.
  • Sequence homology analysis of protein components.

Related Experiment Videos

  • Phylogenetic analysis using dendrograms based on homology data.

    • Main Results:

    • Archaebacterial translation signals resemble eubacterial ones, while promoter sequences are similar to eukaryotic RNA polymerase II promoters.
    • Gene organization in archaebacteria can resemble eubacterial transcription units.
    • Protein components of archaebacterial genetic machinery exhibit greater homology to eukaryotic counterparts than to eubacterial ones.

    Conclusions:

    • Archaebacteria possess a mosaic genetic system with features from both eubacteria and eukaryotes.
    • The findings suggest a complex evolutionary history, potentially involving archaebacteria in the origin of eukaryotic ancestry.
    • Comparative analysis of RNA polymerase components provides evidence for evolutionary connections.