Integrated Transcriptomic and Proteomic Analysis of Nutritional Quality-Related Molecular Mechanisms in "Longjia", "Yangpao", and "Niangqing" Walnuts (

Hailang Wang, Yue Su, Xiang Hu, Boxiao Wu, Yun Liu, Huan Kan, Changwei Cao

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Article in International journal of molecular sciences, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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7 authors.

Hailang WangDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.

Yue SuDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.

Xiang HuDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.

Boxiao WuDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.

Yun LiuDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.ORCID 0000-0002-8947-3482

Huan KanDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.

Changwei CaoDepartment of Food Science and Engineering, College of Biological and Food Engineering, Southwest Forestry University, Kunming 650224, China.

Funding

the Science and Technology Mission on Walnut Industry in Yong-ping County, Yunnan Province 202204BI090014the Yunnan Provincial Education Department Scientific Research Fund Program 2022Y592

6 · The paper itself

Abstract

In this study, "Longjia (LJ)" and "Yangpao (YP)"exhibited higher contents of major nutrients compared to "Niangqing (NQ)" walnuts. The combination of transcriptome and proteome by RNA sequencing and isotope labeling for relative and absolute quantification techniques provides new insights into the molecular mechanisms underlying the nutritional quality of the three walnut species. A total of 4146 genes and 139 proteins showed differential expression levels in the three comparison groups. Combined transcriptome and proteome analyses revealed that these genes and proteins were mainly enriched in signaling pathways such as fatty acid biosynthesis, protein processing in endoplasmic reticulum, and amino acid metabolism, revealing their relationship with the nutritional quality of walnut kernels. This study identified key genes and proteins associated with nutrient metabolism and accumulation in walnut kernels, provided transcriptomic and proteomic information on the molecular mechanisms of nutrient differences in walnut kernels, and contributed to the elucidation of the mechanisms of nutrient differences and the selection and breeding of high-quality walnut seedlings.

Indexed as

Gene Expression Regulation, PlantJuglansPlant ProteinsProteomicsTranscriptomeGene Expression ProfilingNutritive ValueProteomePlant ProteinsProteomemolecular mechanismsnutritional qualityproteomictranscriptomicwalnuts

Identifiers

PMID39519221

DOI10.3390/ijms252111671

PMCPMC11546566

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