Evidence map›Paper›PMID 38858648›Full record

ArticleBMC genomics2024

Exploration of the pearl millet phospholipase gene family to identify potential candidates for grain quality traits.

Mazahar Moin, Pradeep Reddy Bommineni, Wricha Tyagi

Abstract read
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Article in BMC genomics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

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0cells of the map it votes in
6citing papers in PubMed
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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
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  5. Mapping QTLs forFrontiers in plant science · 2025
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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Mazahar MoinCell and Molecular Biology and Trait Engineering, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Hyderabad, Patancheru, Telangana, 502324, India.ORCID https://orcid.org/0000-0003-0606-8885
Pradeep Reddy BommineniCell and Molecular Biology and Trait Engineering, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Hyderabad, Patancheru, Telangana, 502324, India.
Wricha TyagiCell and Molecular Biology and Trait Engineering, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Hyderabad, Patancheru, Telangana, 502324, India. Wricha.tyagi@icrisat.org.ORCID https://orcid.org/0000-0001-9625-4870

Funding

Novo Nordisk Fonden NNF23SA0084140
6 · The paper itself

Abstract

backgroundPhospholipases constitute a diverse category of enzymes responsible for the breakdown of phospholipids. Their involvement in signal transduction with a pivotal role in plant development and stress responses is well documented.

resultsIn the present investigation, a thorough genome-wide analysis revealed that the pearl millet genome contains at least 44 phospholipase genes distributed across its 7 chromosomes, with chromosome one harbouring the highest number of these genes. The synteny analysis suggested a close genetic relationship of pearl millet phospholipases with that of foxtail millet and sorghum. All identified genes were examined to unravel their gene structures, protein attributes, cis-regulatory elements, and expression patterns in two pearl millet genotypes contrasting for rancidity. All the phospholipases have a high alpha-helix content and distorted regions within the predicted secondary structures. Moreover, many of these enzymes possess binding sites for both metal and non-metal ligands. Additionally, the putative promoter regions associated with these genes exhibit multiple copies of cis-elements specifically responsive to biotic and abiotic stress factors and signaling molecules. The transcriptional profiling of 44 phospholipase genes in two genotypes contrasting for rancidity across six key tissues during pearl millet growth revealed a predominant expression in grains, followed by seed coat and endosperm. Specifically, the genes PgPLD-alpha1-1, PgPLD-alpha1-5, PgPLD-delta1-7a, PgPLA1-II-1a, and PgPLD-delta1-2a exhibited notable expression in grains of both the genotypes while showing negligible expression in the other five tissues. The sequence alignment of putative promoters revealed several variations including SNPs and InDels. These variations resulted in modifications to the corresponding cis-acting elements, forming distinct transcription factor binding sites suggesting the transcriptional-level regulation for these five genes in pearl millet.

conclusionsThe current study utilized a genome-wide computational analysis to characterize the phospholipase gene family in pearl millet. A comprehensive expression profile of 44 phospholipases led to the identification of five grain-specific candidates. This underscores a potential role for at least these five genes in grain quality traits including the regulation of rancidity in pearl millet. Therefore, this study marks the first exploration highlighting the possible impact of phospholipases towards enhancing agronomic traits in pearl millet.

Indexed as

Edible GrainMultigene FamilyPennisetumPhospholipasesChromosome MappingGene Expression ProfilingGene Expression Regulation, PlantGenotypePhylogenyPlant ProteinsPromoter Regions, GeneticSyntenyPhospholipasesPlant ProteinsGrain qualityPearl milletPhospholipasesPLDRancidity

Identifiers

PMID38858648
PMCPMC11165789

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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.