Biased gene conversion and the evolution of mammalian genomic landscapes
Recombination is typically thought of as a symmetrical process resulting in large-scale
reciprocal genetic exchanges between homologous chromosomes. Recombination events …
reciprocal genetic exchanges between homologous chromosomes. Recombination events …
Programmed chromosome fragmentation in ciliated protozoa: multiple means to chromosome ends
M Bétermier, LA Klobutcher, E Orias - Microbiology and Molecular …, 2023 - Am Soc Microbiol
Ciliated protozoa undergo large-scale developmental rearrangement of their somatic
genomes when forming a new transcriptionally active macronucleus during conjugation …
genomes when forming a new transcriptionally active macronucleus during conjugation …
The Oxytricha trifallax Macronuclear Genome: A Complex Eukaryotic Genome with 16,000 Tiny Chromosomes
The macronuclear genome of the ciliate Oxytricha trifallax displays an extreme and unique
eukaryotic genome architecture with extensive genomic variation. During sexual genome …
eukaryotic genome architecture with extensive genomic variation. During sexual genome …
The architecture of a scrambled genome reveals massive levels of genomic rearrangement during development
Programmed DNA rearrangements in the single-celled eukaryote Oxytricha trifallax
completely rewire its germline into a somatic nucleus during development. This elaborate …
completely rewire its germline into a somatic nucleus during development. This elaborate …
Structure of the germline genome of Tetrahymena thermophila and relationship to the massively rearranged somatic genome
The germline genome of the binucleated ciliate Tetrahymena thermophila undergoes
programmed chromosome breakage and massive DNA elimination to generate the somatic …
programmed chromosome breakage and massive DNA elimination to generate the somatic …
Evidence for widespread GC-biased gene conversion in eukaryotes
E Pessia, A Popa, S Mousset, C Rezvoy… - Genome biology and …, 2012 - academic.oup.com
GC-biased gene conversion (gBGC) is a process that tends to increase the GC content of
recombining DNA over evolutionary time and is thought to explain the evolution of GC …
recombining DNA over evolutionary time and is thought to explain the evolution of GC …
Programmed loss of millions of base pairs from a vertebrate genome
In general, the strict preservation of broad-scale structure is thought to be critical for
maintaining the precisely tuned functionality of vertebrate genomes, although nearly all …
maintaining the precisely tuned functionality of vertebrate genomes, although nearly all …
The fitness cost of mis-splicing is the main determinant of alternative splicing patterns
Background Most eukaryotic genes are subject to alternative splicing (AS), which may
contribute to the production of protein variants or to the regulation of gene expression via …
contribute to the production of protein variants or to the regulation of gene expression via …
Differential retention and divergent resolution of duplicate genes following whole-genome duplication
The Paramecium aurelia complex is a group of 15 species that share at least three past
whole-genome duplications (WGDs). The macronuclear genome sequences of P. biaurelia …
whole-genome duplications (WGDs). The macronuclear genome sequences of P. biaurelia …
The Paramecium Germline Genome Provides a Niche for Intragenic Parasitic DNA: Evolutionary Dynamics of Internal Eliminated Sequences
O Arnaiz, N Mathy, C Baudry, S Malinsky, JM Aury… - 2012 - journals.plos.org
Insertions of parasitic DNA within coding sequences are usually deleterious and are
generally counter-selected during evolution. Thanks to nuclear dimorphism, ciliates provide …
generally counter-selected during evolution. Thanks to nuclear dimorphism, ciliates provide …