Evidence map›Paper›PMID 24469961›Full record

ArticlePlant molecular biology2014

Lipid transfer proteins in coffee: isolation of Coffea orthologs, Coffea arabica homeologs, expression during coffee fruit development and promoter analysis in transgenic tobacco plants.

Michelle G Cotta, Leila M G Barros, Juliana D de Almeida, Fréderic de Lamotte, Eder A Barbosa, Natalia G Vieira, Gabriel S C Alves, Felipe Vinecky, Alan C Andrade, Pierre Marraccini

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Article in Plant molecular biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
3.7field-weighted citation impact, top 8% 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

15 citing papers in PubMed, 30 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

10 authors at 4 institutions in 2 countries.

Michelle G CottaEmbrapa Genetic Resources and Biotechnology, Parque Estação Biológica, CP 02372, Brasília, DF, 70770-917, Brazil.
Leila M G Barros
Juliana D de Almeida
Fréderic de Lamotte
Eder A Barbosa
Natalia G Vieira
Gabriel S C Alves
Felipe Vinecky
Alan C Andrade
Pierre Marraccini
Brazilian Agricultural Research Corporation · BRGenetic Improvement and Adaptation of Mediterranean and Tropical Plants · FRCentro Universitário de Lavras · BRUniversidade de Brasília · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of the present study was to perform a genomic analysis of non-specific lipid-transfer proteins (nsLTPs) in coffee. Several nsLTPs-encoding cDNA and gene sequences were cloned from Coffea arabica and Coffea canephora species. In this work, their analyses revealed that coffee nsLTPs belong to Type II LTP characterized under their mature forms by a molecular weight of around 7.3 kDa, a basic isoelectric points of 8.5 and the presence of typical CXC pattern, with X being an hydrophobic residue facing towards the hydrophobic cavity. Even if several single nucleotide polymorphisms were identified in these nsLTP-coding sequences, 3D predictions showed that they do not have a significant impact on protein functions. Northern blot and RT-qPCR experiments revealed specific expression of Type II nsLTPs-encoding genes in coffee fruits, mainly during the early development of endosperm of both C. arabica and C. canephora. As part of our search for tissue-specific promoters in coffee, an nsLTP promoter region of around 1.2 kb was isolated. It contained several DNA repeats including boxes identified as essential for grain specific expression in other plants. The whole fragment, and a series of 5' deletions, were fused to the reporter gene β-glucuronidase (uidA) and analyzed in transgenic Nicotiana tabacum plants. Histochemical and fluorimetric GUS assays showed that the shorter (345 bp) and medium (827 bp) fragments of nsLTP promoter function as grain-specific promoters in transgenic tobacco plants.

Indexed as

Amino Acid SequenceAntigens, PlantBase SequenceBlotting, NorthernCarrier ProteinsCoffeeDNA PrimersMolecular Sequence DataPlant ProteinsPlants, Genetically ModifiedReal-Time Polymerase Chain ReactionSequence Homology, Amino AcidSequence Homology, Nucleic AcidAntigens, PlantCarrier ProteinsCoffeeDNA Primerslipid transfer proteins, plantPlant Proteins

Identifiers

PMID24469961
OpenAlexW1963788203

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.