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

Phylogenetic tree of tRNAs using a simple algorithm.

M A Soto1, J Toha

  • 1Departamento de Física, Facultad de Ciencias Físicas y Matemáticas, Universidad de Chile, Santiago.

Origins of Life and Evolution of the Biosphere : the Journal of the International Society for the Study of the Origin of Life
|January 1, 1990
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

Two distinguishable fluorescent modes of 1-anilino-8-naphthalenesulfonate bound to human albumin.

Journal of fluorescence·2013
Same author

[Hydro-colloidal dressings which release hydro-active silver].

Revista de enfermeria (Barcelona, Spain)·2005
Same author

Structural effects of titanium citrate on the human erythrocyte membrane.

Journal of inorganic biochemistry·2005
Same author

A pentapeptide-based method for protein secondary structure prediction.

Protein engineering·2003
Same author

Peroxyl radicals promoted changes in water permeability through gramicidin channels in DPPC and lecithin-PC vesicles.

Chemistry and physics of lipids·2003
Same author

Epidemiological parameters of White Spot Syndrome Virus infections in Litopenaeus vannamei and L. setiferus.

Journal of invertebrate pathology·2001
Same journal

Decorated Vesicles as Prebiont Systems (a Hypothesis).

Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life·2023
Same journal

Enhancement of Prebiotic Peptide Formation in Cyclic Environments.

Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life·2023
Same journal

Sequential Amplification of Amino Acid Enantiomeric Excess by Conglomerate and Racemic Compound: Plausible Prebiotic Route Towards Homochirality.

Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life·2023
Same journal

Did Salts in Seawater Play an Important Role in the Adsorption of Molecules on Minerals in the Prebiotic Earth? The Case of the Adsorption of Thiocyanate onto Forsterite-91.

Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life·2023
Same journal

The Possible Role of Anoxic Alkaline High Subcritical Water in the Formation of Ferric Minerals, Methane and Disordered Graphitic Carbon in a BARB3 Drilled Sample of the 3.4 Ga Buck Reef Chert.

Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life·2023
Same journal

Parity Violation Energy Difference Calculation of Atropisomers.

Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life·2023
See all related articles

This study introduces a straightforward phylogenetic tree construction method using element distance and average differences to identify probable nodes. Analyses of transfer RNA (tRNA) phylogenies support the early evolution of the cloverleaf structure.

Area of Science:

  • Bioinformatics
  • Computational Biology
  • Molecular Evolution

Background:

  • Phylogenetic trees are crucial for understanding evolutionary relationships.
  • Accurate tree construction methods are essential for biological research.
  • Previous methods may have limitations in computational efficiency or accuracy.

Purpose of the Study:

  • To present a novel and simple method for constructing phylogenetic trees.
  • To evaluate the reliability of the proposed method using real biological data.
  • To investigate the evolutionary origins of transfer RNA (tRNA) structures.

Main Methods:

  • A new algorithm for phylogenetic tree construction is detailed.
  • Node calculation incorporates element distance and deviation from an average element.

Related Experiment Videos

  • The method was applied to two specific tRNA datasets: E. coli and the Phe family.

    • Main Results:

    • The method successfully generated reliable phylogenetic trees for both analyzed tRNA datasets.
    • The constructed dendrograms provide evidence supporting an early origin of the cloverleaf structure in tRNA.
    • The simplicity of the method suggests potential for broader application.

    Conclusions:

    • The described method offers a reliable and simple approach to phylogenetic tree construction.
    • Phylogenetic analysis of tRNA supports the hypothesis of an early cloverleaf structure.
    • This method can be valuable for evolutionary studies in molecular biology.