Evidence map›Paper›PMID 26364721›Full record

ArticleFEBS letters2015

Primary processing of CRISPR RNA by the endonuclease Cas6 in Staphylococcus epidermidis.

Noelle Wakefield, Rakhi Rajan, Erik J Sontheimer

Open access · bronzeAbstract read
In one paragraph

Article in FEBS letters, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.9field-weighted citation impact, top 26% 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

7 citing papers in PubMed, 14 citations in OpenAlex.

  1. Article
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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

3 authors at 1 institution in 1 country.

Noelle WakefieldDepartment of Molecular Biosciences, Northwestern University, 2205 Tech Drive, Evanston, IL 60208-3500, USA.
Rakhi RajanDepartment of Molecular Biosciences, Northwestern University, 2205 Tech Drive, Evanston, IL 60208-3500, USA.
Erik J SontheimerDepartment of Molecular Biosciences, Northwestern University, 2205 Tech Drive, Evanston, IL 60208-3500, USA. Electronic address: erik.sontheimer@umassmed.edu.
Northwestern University · US

Funding

Mechanisms of CRISPR InterferenceR01GM093769 · NIGMS · NORTHWESTERN UNIVERSITY · PI SONTHEIMER, ERIK J. · 2010 to 2013
$1.1M
NIGMS NIH HHS R01 GM093769
6 · The paper itself

Abstract

In many bacteria and archaea, an adaptive immune system (CRISPR-Cas) provides immunity against foreign genetic elements. This system uses CRISPR RNAs (crRNAs) derived from the CRISPR array, along with CRISPR-associated (Cas) proteins, to target foreign nucleic acids. In most CRISPR systems, endonucleolytic processing of crRNA precursors (pre-crRNAs) is essential for the pathway. Here we study the Cas6 endonuclease responsible for crRNA processing in the Type III-A CRISPR-Cas system from Staphylococcus epidermidis RP62a, a model for Type III-A CRISPR-Cas systems, and define substrate requirements for SeCas6 activity. We find that SeCas6 is necessary and sufficient for full-length crRNA biogenesis in vitro, and that it relies on both sequence and stem-loop structure in the 3' half of the CRISPR repeat for recognition and processing.

Indexed as

Bacterial ProteinsBase SequenceClustered Regularly Interspaced Short Palindromic RepeatsCRISPR-Cas SystemsElectrophoresis, Polyacrylamide GelEndonucleasesModels, GeneticNucleic Acid ConformationRNARNA PrecursorsStaphylococcus epidermidisSubstrate SpecificityBacterial ProteinsEndonucleasesRNARNA PrecursorsCas6Clustered regularly interspaced short palindromic repeatsCRISPRCRISPR-associatedRNA processing

Identifiers

PMID26364721
PMCPMC4593764
OpenAlexW1690029344

What OpenQuestion holds

Textmetadata
LicenceTDM
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.