Evidence map›Paper›PMID 27613579›Full record

ArticleRNA (New York, N.Y.)2016

Codon optimality controls differential mRNA translation during amino acid starvation.

Mridusmita Saikia, Xiaoyun Wang, Yuanhui Mao, Ji Wan, Tao Pan, Shu-Bing Qian

Open access · bronzeAbstract read
In one paragraph

Article in RNA (New York, N.Y.), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
3.5field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 1 synthesis or guideline pooled it, 54 citations in OpenAlex.

  1. Pooled it
  2. Review
  3. tRNA modifications in viral replication.The Journal of biological chemistry · 2026
    Review
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  19. The effects of codon bias and optimality on mRNA and protein regulation.Cellular and molecular life sciences : CMLS · 2021
    Review
  20. Article
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 at 2 institutions in 1 country.

Mridusmita SaikiaDivision of Nutritional Sciences, Cornell University, Ithaca, New York 14853, USA.
Xiaoyun WangDepartment of Biochemistry and Molecular Biology, The University of Chicago, Chicago, Illnois 60637, USA.
Yuanhui MaoDivision of Nutritional Sciences, Cornell University, Ithaca, New York 14853, USA.
Ji WanDivision of Nutritional Sciences, Cornell University, Ithaca, New York 14853, USA.
Tao PanDepartment of Biochemistry and Molecular Biology, The University of Chicago, Chicago, Illnois 60637, USA.
Shu-Bing QianDivision of Nutritional Sciences, Cornell University, Ithaca, New York 14853, USA.
Cornell University · USUniversity of Chicago · US

Funding

Translational Research CoreP30DK020541 · NIDDK · ALBERT EINSTEIN COLLEGE OF MEDICINE, INC · PI JILL CRANDALL · 2015 to 2026
$27.7M
Mis-translation as a new mechanism of stress response in biologyDP1GM105386 · NIGMS · UNIVERSITY OF CHICAGO · PI PAN, TAO · 2012 to 2015
$3.1M
Linking Nutrient Signaling and Protein Homeostasis in Mammalian AgingR01AG042400 · NIA · CORNELL UNIVERSITY · PI QIAN, SHU-BING · 2013 to 2017
$1.6M
NIA NIH HHS R01 AG042400NIDDK NIH HHS P30 DK020541NIGMS NIH HHS DP1 GM105386
6 · The paper itself

Abstract

It is common wisdom that codon usage bias has evolved in the selection for efficient translation, in which highly expressed genes are encoded predominantly by optimal codons. However, a growing body of evidence suggests regulatory roles for non-optimal codons in translation dynamics. Here we report that in mammalian cells, non-optimal codons play a critical role in promoting selective mRNA translation during amino acid starvation. During starvation, in contrast to genes encoding ribosomal proteins whose translation is highly sensitive to amino acid deprivation, translation of genes involved in the cellular protein degradation pathways remains unaffected. We found that these two gene groups bear different codon composition, with non-optimal codons being highly enriched in genes encoding the ubiquitin-proteasome system. Supporting the selective tRNA charging model originally proposed in Escherichia coli, we demonstrated that tRNA isoacceptors decoding rare codons are maintained in translating ribosomes under amino acid starvation. Finally, using luciferase reporters fused with endogenous gene-derived sequences, we show that codon optimality contributes to differential mRNA translation in response to amino acid starvation. These results highlight the physiological significance of codon usage bias in cellular adaptation to stress.

Indexed as

CodonProtein BiosynthesisAmino AcidsRibosomesRNA, MessengerRNA, TransferAmino AcidsCodonRNA, MessengerRNA, Transferadaptationcodon biasgenetic codestarvationtranslationtRNA

Identifiers

PMID27613579
PMCPMC5066624
OpenAlexW2508862690

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.