Evidence map›Paper›PMID 12011364›Full record

ArticlePlant physiology2002

The 5'-untranslated region of the ntp303 gene strongly enhances translation during pollen tube growth, but not during pollen maturation.

Raymond J M Hulzink, Peter F M de Groot, Anton F Croes, William Quaedvlieg, Dave Twell, George J Wullems, Marinus M A Van Herpen

Open access · bronzeAbstract read
In one paragraph

Article in Plant physiology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

23 citing papers in PubMed, 65 citations in OpenAlex.

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  15. Evaluation of seed storage-protein gene 5' untranslated regions in enhancing gene expression in transgenic rice seed.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2010
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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

7 authors at 2 institutions in 2 countries.

Raymond J M HulzinkDepartment of Experimental Botany, Plant Genetics, Catholic University Nijmegen, Toernooiveld 1, 6525 ED, Nijmegen, The Netherlands.
Peter F M de Groot
Anton F Croes
William Quaedvlieg
Dave Twell
George J Wullems
Marinus M A Van Herpen
Radboud University Nijmegen · NLUniversity of Leicester · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transcripts of the ntp303 gene accumulate abundantly throughout pollen development, whereas the protein only accumulates to detectable levels after pollen germination. In an attempt to explain the divergence in the accumulation profiles of the mRNA and the protein, we investigated the role of the untranslated regions (UTRs) in enhancing ntp303 translation during the transition from developing to germinating pollen. Luciferase reporter gene fusion constructs containing the ntp303 5'-UTR gave rise to luciferase activity that was up to 60-fold higher during pollen tube growth than that of constructs containing different 5'-UTRs. No apparent differences in the luciferase activity of these constructs were observed during pollen development. The ntp303 5'-UTR-mediated increase in luciferase activity was not significantly influenced by coding region or 3'-UTR sequences. Furthermore, enhanced luciferase activity directed by the ntp303 5'-UTR occurred predominantly at the post-transcriptional level. A series of 5'-UTR deletion constructs was created to identify putative regulatory sequences required for the high level of translation during pollen tube growth. Two predicted stem loop structures (H-I and H-II) caused a complete inhibition of the enhanced translation after their total or partial deletion. A (GAA)(8) repeat within the H-I stem loop structure was demonstrated to be important for the modulation of translation efficiency. The H-II stem loop structure was found to be essential for the determination of mRNA stability.

Indexed as

3' Untranslated Regions5' Untranslated RegionsBase SequenceGene DeletionGene Expression ProfilingGene Expression Regulation, PlantLuciferasesMolecular Sequence DataNucleic Acid ConformationPlant ProteinsPollenProtein BiosynthesisRecombinant Fusion ProteinsReproductionRNA, MessengerRNA Processing, Post-Transcriptional3' Untranslated Regions5' Untranslated RegionsLuciferasesNTPc303 protein, Nicotiana tabacumPlant ProteinsRecombinant Fusion ProteinsRNA, Messenger

Identifiers

PMID12011364
PMCPMC155897
OpenAlexW2100859474

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.