Evidence map›Paper›PMID 11553751›Full record

ArticlePlant physiology2001

The phenylalanine ammonia-lyase gene family in raspberry. Structure, expression, and evolution.

A Kumar, B E Ellis

Abstract read
In one paragraph

Article in Plant physiology, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
–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

34 citing papers in PubMed.

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  11. Salicylic Acid Induces Resistance in Rubber Tree againstInternational journal of molecular sciences · 2018
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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.

A KumarThe Biotechnology Laboratory and Faculty of Agricultural Sciences, University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z4.
B E Ellis

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In raspberry (Rubus idaeus), development of fruit color and flavor are critically dependent on products of the phenylpropanoid pathway. To determine how these metabolic functions are integrated with the fruit ripening program, we are examining the properties and expression of key genes in the pathway. Here, we report that L- phenylalanine ammonia-lyase (PAL) is encoded in raspberry by a family of two genes (RiPAL1 and RiPAL2). RiPAL1 shares 88% amino acid sequence similarity to RiPAL2, but phylogenetic analysis places RiPAL1 and RiPAL2 in different clusters within the plant PAL gene family. The spatial and temporal expression patterns of the two genes were investigated in various vegetative and floral tissues using the reverse transcriptase competitor polymerase chain reaction assay. Although expression of both genes was detected in all tissues examined, RiPAL1 was associated with early fruit ripening events, whereas expression of RiPAL2 correlated more with later stages of flower and fruit development. Determination of the absolute levels of the two transcripts in various tissues showed that RiPAL1 transcripts were 3- to 10-fold more abundant than those of RiPAL2 in leaves, shoots, roots, young fruits, and ripe fruits. The two RiPAL genes therefore appear to be controlled by different regulatory mechanisms.

Indexed as

AcyltransferasesCloning, MolecularCoenzyme A LigasesDNA, ComplementaryDNA, PlantEvolution, MolecularGene Expression Regulation, EnzymologicGene Expression Regulation, PlantMultigene FamilyPhenylalanine Ammonia-LyasePhylogenyPlant StructuresPolymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRosales4-coumarate-CoA ligaseAcyltransferasesCoenzyme A LigasesDNA, ComplementaryDNA, Plantflavanone synthetasePhenylalanine Ammonia-Lyase

Identifiers

PMID11553751
PMCPMC117979

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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.