The PRRA insert at the S1/S2 site modulates cellular tropism of SARS-CoV-2 and ACE2 usage by the closely related Bat raTG13
S. Liu, P. Selvaraj, C. Lien, W. W. Wu, C.-K. Chou, T. Wang
This study shows that the PRRA insert in SARS-CoV-2 and raTG13 Spike proteins affects ACE2 usage across species, altering cellular tropism.
bioRxiv · Jul 20, 2020Microbiology