Evidence map›Paper›PMID 8604296›Full record

ArticleNucleic acids research1996

Base and sugar requirements for RNA cleavage of essential nucleoside residues in internal loop B of the hairpin ribozyme: implications for secondary structure.

S Schmidt, L Beigelman, A Karpeisky, N Usman, U S Sorensen, M J Gait

Abstract read
In one paragraph

Article in Nucleic acids research, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
–field-weighted citation impact
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

16 citing papers in PubMed.

  1. Article
  2. Article
  3. Crystal structure of Pistol, a class of self-cleaving ribozyme.Proceedings of the National Academy of Sciences of the United States of America · 2017
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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

6 authors.

S SchmidtMedical Research Council, Laboratory of Molecular Biology, Cambridge, UK.
L Beigelman
A Karpeisky
N Usman
U S Sorensen
M J Gait

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The hairpin ribozyme is a small self-cleaving RNA that can be engineered for RNA cleavage in trans and has potential as a therapeutic agent. We have used a chemical synthesis approach to study the requirements of hairpin RNA cleavage for sugar and base moieties in residues of internal loop B, an essential region in one of the two ribozyme domains. Individual nucleosides were substituted by either a 2'-deoxy-nucleoside, an abasic residue, or a C3-spacer (propyl linker) and the abilities of the modified ribozymes to cleave an RNA substrate were studied in comparison with the wild-type ribozyme. From these results, together with previous studies, we propose a new model for the potential secondary structure of internal loop B of the hairpin ribozyme.

Indexed as

Base CompositionBase SequenceModels, MolecularMolecular Sequence DataMolecular StructureNucleic Acid ConformationRNA, CatalyticRNA, Catalytic

Identifiers

PMID8604296
PMCPMC145697

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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.