Evolution of ancient satellite DNAs in extant alligators and caimans (Crocodylia, Reptilia)

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Autor(es): dc.contributorUniversidade Federal de São Carlos (UFSCar)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidad de Granada-
Autor(es): dc.contributorCzech Academy of Sciences-
Autor(es): dc.contributorCharles University-
Autor(es): dc.contributorUniversity of Canberra-
Autor(es): dc.contributorFriedrich Schiller University-
Autor(es): dc.creatorSales-Oliveira, Vanessa C.-
Autor(es): dc.creatordos Santos, Rodrigo Zeni-
Autor(es): dc.creatorGoes, Caio Augusto Gomes-
Autor(es): dc.creatorCalegari, Rodrigo Milan-
Autor(es): dc.creatorGarrido-Ramos, Manuel A.-
Autor(es): dc.creatorAltmanová, Marie-
Autor(es): dc.creatorEzaz, Tariq-
Autor(es): dc.creatorLiehr, Thomas-
Autor(es): dc.creatorPorto-Foresti, Fabio-
Autor(es): dc.creatorUtsunomia, Ricardo-
Autor(es): dc.creatorCioffi, Marcelo B.-
Data de aceite: dc.date.accessioned2025-08-21T18:59:31Z-
Data de disponibilização: dc.date.available2025-08-21T18:59:31Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1186/s12915-024-01847-8-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/300444-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/300444-
Descrição: dc.descriptionBackground: Crocodilians are one of the oldest extant vertebrate lineages, exhibiting a combination of evolutionary success and morphological resilience that has persisted throughout the history of life on Earth. This ability to endure over such a long geological time span is of great evolutionary importance. Here, we have utilized the combination of genomic and chromosomal data to identify and compare the full catalogs of satellite DNA families (satDNAs, i.e., the satellitomes) of 5 out of the 8 extant Alligatoridae species. As crocodilian genomes reveal ancestral patterns of evolution, by employing this multispecies data collection, we can investigate and assess how satDNA families evolve over time. Results: Alligators and caimans displayed a small number of satDNA families, ranging from 3 to 13 satDNAs in A. sinensis and C. latirostris, respectively. Together with little variation both within and between species it highlighted long-term conservation of satDNA elements throughout evolution. Furthermore, we traced the origin of the ancestral forms of all satDNAs belonging to the common ancestor of Caimaninae and Alligatorinae. Fluorescence in situ experiments showed distinct hybridization patterns for identical orthologous satDNAs, indicating their dynamic genomic placement. Conclusions: Alligators and caimans possess one of the smallest satDNA libraries ever reported, comprising only four sets of satDNAs that are shared by all species. Besides, our findings indicated limited intraspecific variation in satellite DNA, suggesting that the majority of new satellite sequences likely evolved from pre-existing ones.-
Descrição: dc.descriptionFriedrich-Schiller-Universität Jena-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionDepartamento de Genética E Evolução Universidade Federal de São Carlos-
Descrição: dc.descriptionFaculdade de Ciências UNESP-
Descrição: dc.descriptionDepartamento de Genética Facultad de Ciencias Universidad de Granada-
Descrição: dc.descriptionInstitute of Animal Physiology and Genetics Czech Academy of Sciences-
Descrição: dc.descriptionDepartment of Ecology Faculty of Science Charles University-
Descrição: dc.descriptionInstitute for Applied Ecology University of Canberra-
Descrição: dc.descriptionInstitute of Human Genetics Jena University Hospital Friedrich Schiller University-
Descrição: dc.descriptionFaculdade de Ciências UNESP-
Descrição: dc.descriptionCNPq: 401036/2022-7-
Idioma: dc.languageen-
Relação: dc.relationBMC Biology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectLibrary hypothesis-
Palavras-chave: dc.subjectRepetitive DNA-
Palavras-chave: dc.subjectReptiles-
Título: dc.titleEvolution of ancient satellite DNAs in extant alligators and caimans (Crocodylia, Reptilia)-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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