Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors
Hybridization between wild Musa species and subspecies from Southeast Asia is at the origin of cultivated bananas. The genomes of these cultivars are complex mosaics involving nine genetic groups, including two previously unknown contributors. This study provides continuous genome assemblies for six...
| Autores principales: | , , , , , , , , , , , , , , , , , , , |
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| Formato: | Journal Article |
| Lenguaje: | Inglés |
| Publicado: |
Nature Portfolio
2025
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| Acceso en línea: | https://hdl.handle.net/10568/170319 |
| _version_ | 1855514684158902272 |
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| author | Martin, Guillaume Istace, Benjamin Baurens, Franc-Christophe Belser, Caroline Hervouet, Catherine Labadie, Karine Cruaud, Corinne Noel, Benjamin Guiougou, Chantal Salmon, Frederic Mahadeo, Joël Ahmad, Fajarudin Volkaert, Hugo A. Droc, Gaëtan Rouard, Mathieu Sardos, Julie Wincker, Patrick Yahiaoui, Nabila Aury, Jean-Marc D’Hont, Angélique |
| author_browse | Ahmad, Fajarudin Aury, Jean-Marc Baurens, Franc-Christophe Belser, Caroline Cruaud, Corinne Droc, Gaëtan D’Hont, Angélique Guiougou, Chantal Hervouet, Catherine Istace, Benjamin Labadie, Karine Mahadeo, Joël Martin, Guillaume Noel, Benjamin Rouard, Mathieu Salmon, Frederic Sardos, Julie Volkaert, Hugo A. Wincker, Patrick Yahiaoui, Nabila |
| author_facet | Martin, Guillaume Istace, Benjamin Baurens, Franc-Christophe Belser, Caroline Hervouet, Catherine Labadie, Karine Cruaud, Corinne Noel, Benjamin Guiougou, Chantal Salmon, Frederic Mahadeo, Joël Ahmad, Fajarudin Volkaert, Hugo A. Droc, Gaëtan Rouard, Mathieu Sardos, Julie Wincker, Patrick Yahiaoui, Nabila Aury, Jean-Marc D’Hont, Angélique |
| author_sort | Martin, Guillaume |
| collection | Repository of Agricultural Research Outputs (CGSpace) |
| description | Hybridization between wild Musa species and subspecies from Southeast Asia is at the origin of cultivated bananas. The genomes of these cultivars are complex mosaics involving nine genetic groups, including two previously unknown contributors. This study provides continuous genome assemblies for six wild genetic groups, one of which represents one of the unknown ancestor, identified as M. acuminata ssp. halabanensis . The second unknown ancestor partially present in a seventh assembly appears related to M. a . ssp. zebrina . These assemblies provide key resources for banana genetics and for improving cultivar assemblies, including that of the emblematic triploid Cavendish. Comparative and phylogenetic analyses reveal an ongoing speciation process within Musa , characterised by large chromosome rearrangements and centromere differentiation through the integration of different types of repeated sequences, including rDNA tandem repeats. This speciation process may have been favoured by reproductive isolation related to the particular context of climate and land connectivity fluctuations in the Southeast Asian region. |
| format | Journal Article |
| id | CGSpace170319 |
| institution | CGIAR Consortium |
| language | Inglés |
| publishDate | 2025 |
| publishDateRange | 2025 |
| publishDateSort | 2025 |
| publisher | Nature Portfolio |
| publisherStr | Nature Portfolio |
| record_format | dspace |
| spelling | CGSpace1703192025-11-11T17:40:37Z Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors Martin, Guillaume Istace, Benjamin Baurens, Franc-Christophe Belser, Caroline Hervouet, Catherine Labadie, Karine Cruaud, Corinne Noel, Benjamin Guiougou, Chantal Salmon, Frederic Mahadeo, Joël Ahmad, Fajarudin Volkaert, Hugo A. Droc, Gaëtan Rouard, Mathieu Sardos, Julie Wincker, Patrick Yahiaoui, Nabila Aury, Jean-Marc D’Hont, Angélique bananas domestication genetics genome annotation bioinformatics chromosome translocation speciation repetitive sequences Hybridization between wild Musa species and subspecies from Southeast Asia is at the origin of cultivated bananas. The genomes of these cultivars are complex mosaics involving nine genetic groups, including two previously unknown contributors. This study provides continuous genome assemblies for six wild genetic groups, one of which represents one of the unknown ancestor, identified as M. acuminata ssp. halabanensis . The second unknown ancestor partially present in a seventh assembly appears related to M. a . ssp. zebrina . These assemblies provide key resources for banana genetics and for improving cultivar assemblies, including that of the emblematic triploid Cavendish. Comparative and phylogenetic analyses reveal an ongoing speciation process within Musa , characterised by large chromosome rearrangements and centromere differentiation through the integration of different types of repeated sequences, including rDNA tandem repeats. This speciation process may have been favoured by reproductive isolation related to the particular context of climate and land connectivity fluctuations in the Southeast Asian region. 2025-01-23 2025-01-29T12:02:16Z 2025-01-29T12:02:16Z Journal Article https://hdl.handle.net/10568/170319 en Open Access application/pdf Nature Portfolio Martin, G.; Istace, B.; Baurens, F.; Belser, C.; Hervouet, C.; Labadie, K.; Cruaud, C.; Noel, B.; Guiougou, C.; Salmon, F.; Mahadeo, J.; Ahmad, F.; Volkaert, H.A.; Droc, G.; Rouard, M.; Sardos, J.; Wincker, P.; Yahiaoui, N.; Aury, J.; D’Hont, A. (2025) Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors. Nature Communications 16(1): 961. ISSN: 2041-1723 |
| spellingShingle | bananas domestication genetics genome annotation bioinformatics chromosome translocation speciation repetitive sequences Martin, Guillaume Istace, Benjamin Baurens, Franc-Christophe Belser, Caroline Hervouet, Catherine Labadie, Karine Cruaud, Corinne Noel, Benjamin Guiougou, Chantal Salmon, Frederic Mahadeo, Joël Ahmad, Fajarudin Volkaert, Hugo A. Droc, Gaëtan Rouard, Mathieu Sardos, Julie Wincker, Patrick Yahiaoui, Nabila Aury, Jean-Marc D’Hont, Angélique Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| title | Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| title_full | Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| title_fullStr | Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| title_full_unstemmed | Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| title_short | Unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| title_sort | unravelling genomic drivers of speciation in musa through genome assemblies of wild banana ancestors |
| topic | bananas domestication genetics genome annotation bioinformatics chromosome translocation speciation repetitive sequences |
| url | https://hdl.handle.net/10568/170319 |
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