Genetic mosaic of the Mediterranean fig: comprehensive genomic insights from a gene bank collection
Visualitza/Obre
Autor/a
Bazakos, Christos
Michailidis, Michail
Tourvas, Nikolaos
Alexiou, Konstantinos G.
Mellidou, Ifigeneia
Polychroniadou, Chrysanthi
Boutsika, Anastasia
Xanthopoulou, Aliki
Moysiadis, Theodoros
Skodra, Christina
Kollaros, Marios-Georgios
Glavakis, Evangelos
Stournaras, Vasileios
Karagiannis, Evangelos
Aravanopoulos, Filippos
Molassiotis, Athanassios
Tanou, Georgia
Ganopoulos, Ioannis
Data de publicació
2024-08-16ISSN
1399-3054
Resum
High-depth whole-genome resequencing of 53 diverse fig tree genotypes yielded a rich dataset of genetic variants. We successfully identified 5,501,460 single-nucleotide polymorphisms (SNPs) and 1,228,537 insertions and deletions (InDels), providing a high-density and excellent-quality genetic map of the fig tree. We also performed a detailed population structure analysis, dividing the 53 genotypes into three geographical groups and assessing their genetic diversity and divergence. Analysis of structural variants (SVs) and copy number variations (CNVs) revealed their potential functional impact, particularly in plant-pathogen interaction and secondary metabolism. Metabolomic fingerprinting of fig genotypes uncovered extensive variation in primary metabolites and polyphenolic compounds, highlighting the influence of genotype on fruit quality traits such as nutritional content and bioactive compound composition. The genome-wide association study (GWAS) identified critical SNPs associated with fruit quality and morphological features. The discovery of significant candidate genes, such as AGL62, GDSL, and COBRA-like protein 4 genes, offers promising targets for marker-assisted selection and genome editing approaches to improve fig fruit morphological and quality traits. This extensive genomic analysis of fig trees enhances our understanding of the genetic basis of important agronomic traits and provides a rich resource for future research in this economically and nutritionally significant fruit.
Tipus de document
Article
Versió del document
Versió publicada
Llengua
English
Matèries (CDU)
633 - Cultius i produccions
Pàgines
14
Publicat per
Wiley
Publicat a
Physiologia Plantarum
Citació
Bazakos, Christos, Michail Michailidis, Nikolaos Tourvas, Konstantinos G. Alexiou, Ifigeneia Mellidou, Chrysanthi Polychroniadou, Anastasia Boutsika, et al. 2024. “Genetic Mosaic of the Mediterranean Fig: Comprehensive Genomic Insights From a Gene Bank Collection.” Physiologia Plantarum 176 (4). https://doi.org/10.1111/ppl.14482.
Programa
Genòmica i Biotecnologia
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