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Structure–activity relationships at a nucleobase-stacking tryptophan required for chemomechanical coupling in the DNA resecting motor-nuclease AdnAB
Mycobacterial AdnAB is a heterodimeric helicase-nuclease that initiates homologous recombination by resecting DNA double-strand breaks. The AdnB subunit hydrolyzes ATP to drive single-nucleotide steps of 3′-to-5′ translocation of AdnAB on the tracking DNA strand via a ratchet-like mechanism. Trp325...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Oxford University Press
2021
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8789073/ https://www.ncbi.nlm.nih.gov/pubmed/34967418 http://dx.doi.org/10.1093/nar/gkab1270 |