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Strand switching mechanism of Pif1 helicase induced by its collision with a G-quadruplex embedded in dsDNA
G-rich sequences found at multiple sites throughout all genomes may form secondary structures called G-quadruplexes (G4), which act as roadblocks for molecular motors. Among the enzymes thought to process these structures, the Pif1 DNA helicase is considered as an archetypical G4-resolvase and its a...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Oxford University Press
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9410907/ https://www.ncbi.nlm.nih.gov/pubmed/35947696 http://dx.doi.org/10.1093/nar/gkac667 |