Evidence map›Paper›PMID 19639237›Full record

ArticleJournal of molecular evolution2009

The evolutionary history of the structure of 5S ribosomal RNA.

Feng-Jie Sun, Gustavo Caetano-Anollés

Abstract read
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In one paragraph

Article in Journal of molecular evolution, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
2.6field-weighted citation impact, top 10% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

39 citing papers in PubMed, 57 citations in OpenAlex.

  1. Tracing the Origin and Evolution of the Secondary Structure of RNA.Methods in molecular biology (Clifton, N.J.) · 2026
    Article
  2. Article
  3. Impacts of ribosomal RNA sequence variation on gene expression and phenotype.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2025
    Review
  4. Review
  5. Article
  6. Article
  7. Article
  8. 5S Ribosomal DNA of GenusFrontiers in plant science · 2022
    Article
  9. Article
  10. Article
  11. Descent of Bacteria and Eukarya From an Archaeal Root of Life.Evolutionary bioinformatics online · 2020
    Article
  12. Review
  13. Review
  14. Review
  15. Article
  16. Article
  17. Article
  18. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 2 countries.

Feng-Jie SunDepartment of Crop Sciences, University of Illinois at Urbana-Champaign, 332 National Soybean Research Center, 1101 West Peabody Drive, Urbana, IL 61801, USA.
Gustavo Caetano-Anollés
University of Illinois Urbana-Champaign · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

5S rRNA is the smallest nucleic acid component of the large ribosomal subunit, contributing to ribosomal assembly, stability, and function. Despite being a model for the study of RNA structure and RNA-protein interactions, the evolution of this universally conserved molecule remains unclear. Here, we explore the history of the three-domain structure of 5S rRNA using phylogenetic trees that are reconstructed directly from molecular structure. A total of 46 structural characters describing the geometry of 666 5S rRNAs were used to derive intrinsically rooted trees of molecules and molecular substructures. Trees of molecules revealed the tripartite nature of life. In these trees, superkingdom Archaea formed a paraphyletic basal group, while Bacteria and Eukarya were monophyletic and derived. Trees of molecular substructures supported an origin of the molecule in a segment that is homologous to helix I (alpha domain), its initial enhancement with helix III (beta domain), and the early formation of the three-domain structure typical of modern 5S rRNA in Archaea. The delayed formation of the branched structure in Bacteria and Eukarya lends further support to the archaeal rooting of the tree of life. Remarkably, the evolution of molecular interactions between 5S rRNA and associated ribosomal proteins inferred from a census of domain structure in hundreds of genomes established a tight relationship between the age of 5S rRNA helices and the age of ribosomal proteins. Results suggest 5S rRNA originated relatively quickly but quite late in evolution, at a time when primordial metabolic enzymes and translation machinery were already in place. The molecule therefore represents a late evolutionary addition to the ribosomal ensemble that occurred prior to the early diversification of Archaea.

Indexed as

Evolution, MolecularAnimalsArchaeaBacteriaEukaryotaHumansModels, MolecularNucleic Acid ConformationPhylogenyRNARNA, ArchaealRNA, BacterialRNA, Ribosomal, 5SRNARNA, ArchaealRNA, BacterialRNA, Ribosomal, 5S

Identifiers

PMID19639237
OpenAlexW2068510227

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.