The nucleotide addition cycle of the SARS-CoV-2 polymerase
S. C. Bera, M. Seifert, R. Kirchdoerfer, P. van Nies, Y. Wubulikasimu, S. Quack, F. S. Papini, J. J. Arnold, B. Canard, C. E. Cameron, M. Depken, D. Dulin
This study describes the mechanochemical behavior of the SARS-CoV-2 polymerase using magnetic tweezers, revealing three catalytic conformations and a thermal ratchet mechanism for nucleotide incorporation.
bioRxiv · Mar 27, 2021Biophysics