Evidence map›Paper›PMID 30972734›Full record

ArticleFEBS letters2019

A tandem active site model for the ribosomal helicase.

Hossein Amiri, Harry F Noller

Open access · greenAbstract read
In one paragraph

Article in FEBS letters, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.6field-weighted citation impact, top 34% 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

9 citing papers in PubMed, 15 citations in OpenAlex.

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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 1 country.

Hossein AmiriDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.ORCID 0000-0003-2285-2805
Harry F NollerDepartment of Molecular, Cell and Developmental Biology, Center for Molecular Biology of RNA, University of California at Santa Cruz, Santa Cruz, CA, USA.
University of California, Santa Cruz · US

Funding

Ribosome Structure and FunctionR35GM118156 · NIGMS · UNIVERSITY OF CALIFORNIA SANTA CRUZ · PI NOLLER, HARRY F · 2016 to 2025
$7.8M
NIGMS NIH HHS R35 GM118156
6 · The paper itself

Abstract

During protein synthesis, the messenger RNA (mRNA) helicase activity of the ribosome ensures that codons are made single stranded before decoding. Here, based on recent structural and functional findings, a quantitative model is presented for a tandem arrangement of two helicase active sites on the ribosome. A distal site encounters mRNA structures first, one elongation cycle earlier than a proximal site. Although unwinding of encountered mRNA structures past the proximal site is required for translocation, two routes exist for translocation past the distal site: sliding, which requires unwinding, and stick-slip, which does not. The model accounts in detail for a number of findings related to the ribosomal helicase and provides a testable framework to further study mRNA unwinding.

Indexed as

Catalytic DomainModels, MolecularHumansProtein ConformationRibosomal ProteinsRibosomesRNA HelicasesRNA, MessengerRibosomal Proteinsribosomal protein S4RNA HelicasesRNA, MessengerRPS3 protein, humanhelicasemechanismmRNAribosome

Identifiers

PMID30972734
PMCPMC7088467
OpenAlexW2770388576

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.