Genomic evolution of the class Acidithiobacillia: deep-branching Proteobacteria living in extreme acidic conditions
Por:
Moya-Beltran, Ana, Beard, Simon, Rojas-Villalobos, Camila, Issotta, Francisco, Gallardo, Yasna, Ulloa, Ricardo, Giaveno, Alejandra, Degli Esposti, Mauro, Johnson D.B., Quatrini, Raquel
Publicada:
1 nov 2021
Ahead of Print:
1 may 2021
Resumen:
Members of the genus Acidithiobacillus, now ranked within the class
Acidithiobacillia, are model bacteria for the study of chemolithotrophic
energy conversion under extreme conditions. Knowledge of the genomic and
taxonomic diversity of Acidithiobacillia is still limited. Here, we
present a systematic analysis of nearly 100 genomes from the class
sampled from a wide range of habitats. Some of these genomes are new and
others have been reclassified on the basis of advanced genomic analysis,
thus defining 19 Acidithiobacillia lineages ranking at different
taxonomic levels. This work provides the most comprehensive
classification and pangenomic analysis of this deep-branching class of
Proteobacteria to date. The phylogenomic framework obtained illuminates
not only the evolutionary past of this lineage, but also the molecular
evolution of relevant aerobic respiratory proteins, namely the
cytochrome bo(3) ubiquinol oxidases.
Filiaciones:
Moya-Beltran, Ana:
Fundación Ciencia & Vida, Santiago, Chile
Facultad de Ciencias de la Vida, Universidad Andres Bello, Santiago, Chile
ANID–Millennium Science Initiative Program–Millennium Nucleus in the Biology of the Intestinal Microbiota, Santiago, Chile
Beard, Simon:
Fundación Ciencia & Vida, Santiago, Chile
ANID–Millennium Science Initiative Program–Millennium Nucleus in the Biology of the Intestinal Microbiota, Santiago, Chile
Facultad de Medicina y Ciencia, Universidad San Sebastián, Providencia, Santiago, Chile
Rojas-Villalobos, Camila:
Fundación Ciencia & Vida, Santiago, Chile
ANID–Millennium Science Initiative Program–Millennium Nucleus in the Biology of the Intestinal Microbiota, Santiago, Chile
Issotta, Francisco:
Fundación Ciencia & Vida, Santiago, Chile
Facultad de Ciencias de la Vida, Universidad Andres Bello, Santiago, Chile
Gallardo, Yasna:
Fundación Ciencia & Vida, Santiago, Chile
Ulloa, Ricardo:
PROBIEN (CCT Patagonia Confluencia-CONICET, UNCo), Departamento de Química, Facultad de Ingeniería, Universidad Nacional del Comahue, Neuquén, Argentina
Giaveno, Alejandra:
PROBIEN (CCT Patagonia Confluencia-CONICET, UNCo), Departamento de Química, Facultad de Ingeniería, Universidad Nacional del Comahue, Neuquén, Argentina
Degli Esposti, Mauro:
Center for Genomic Sciences, Universidad Nacional Autónoma de México (UNAM), Cuernavaca, Mexico
Johnson D.B.:
School of Biological Sciences, Bangor University, Bangor LL57 2UW, UK, and Faculty of Health and Life Sciences, Coventry University, Coventry, United Kingdom
Quatrini, Raquel:
Fundación Ciencia & Vida, Santiago, Chile
ANID–Millennium Science Initiative Program–Millennium Nucleus in the Biology of the Intestinal Microbiota, Santiago, Chile
Facultad de Medicina y Ciencia, Universidad San Sebastián, Providencia, Santiago, Chile
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