Evidence map›Paper›PMID 28650260›Full record

ArticlePlant signaling & behavior2017

Group 4 late embryogenesis abundant proteins as a model to study intrinsically disordered proteins in plants.

Cesar L Cuevas-Velazquez, Jose Luis Reyes, Alejandra A Covarrubias

Abstract read
In one paragraph

Article in Plant signaling & behavior, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
–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

21 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Overexpression of theInternational journal of molecular sciences · 2026
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  7. Article
  8. Chayote Fruit (Plants (Basel, Switzerland) · 2022
    Article
  9. Desiccation Tolerance inPlants (Basel, Switzerland) · 2022
    Article
  10. Article
  11. Review
  12. Review
  13. Article
  14. Article
  15. Review
  16. Article
  17. Article
  18. Review
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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.

Cesar L Cuevas-Velazqueza Departamento de Biología Molecular de Plantas , Instituto de Biotecnología, Universidad Nacional Autónoma de México , Cuernavaca , México.
Jose Luis Reyesa Departamento de Biología Molecular de Plantas , Instituto de Biotecnología, Universidad Nacional Autónoma de México , Cuernavaca , México.ORCID 0000-0001-5129-9741
Alejandra A Covarrubiasa Departamento de Biología Molecular de Plantas , Instituto de Biotecnología, Universidad Nacional Autónoma de México , Cuernavaca , México.ORCID 0000-0003-0439-3414

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Late Embryogenesis Abundant (LEA) proteins comprise a heterogeneous group of proteins that accumulate to high levels in the dry seed and in vegetative plant tissues under water deficit. We recently reported that group 4 LEA proteins from Arabidopsis thaliana, regardless of their structural disorder prevalent in aqueous solution, are able to fold into α-helix when subjected to water deficit and/or macromolecular crowding environments. Interestingly, the ability to gain structure under water limiting conditions is circumscribed to the N-terminal conserved region. This environment- driven conformational plasticity has a functional impact because the conserved N-terminal region is necessary and sufficient to prevent the inactivation and/or aggregation of reporter enzymes, when they are subjected to partial dehydration or freeze-thaw treatments. In this addendum we present a broader analysis of the data and propose that the mechanism by which group 4 LEA proteins exert their chaperone-like activity occurs via a selection of particular LEA structural conformations favored by water deficit environments. In addition, we include further observations regarding the abundance and conservation of histidine residues in LEA proteins of this group, particularly at the C-terminal variable region, supporting the presence of an additional function in the same polypeptides as metal ion sequesters. The structural characteristics of group 4 LEA proteins together with their conceivable multifunctionality, a widespread feature in Intrinsically Disordered Proteins (IDPs), raises the possibility of using this set of proteins as a model to investigate the structure-function relationship of IDPs in plants.

Indexed as

Amino Acid SequenceArabidopsisIntrinsically Disordered ProteinsPlant ProteinsProtein Conformation, alpha-HelicalStress, PhysiologicalWaterIntrinsically Disordered Proteinslate embryogenesis abundant protein, plantPlant ProteinsWaterIntrinsically disordered proteinslate embryogenesis abundant proteinsplant molecular biologyprotein foldingprotein structurestress responsewater deficit

Identifiers

PMID28650260
PMCPMC5586357

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.