Increased receptor binding capability of the SARS-CoV-2 saltational variant PJ.2.1
Peizhuo He, BingKun Li, Caiwan Guo, Lingling Yu, Yuanling Yu, Fanchong Jian, Fei Shao, Yunlong Cao
The paper shows that the SARS-CoV-2 variant PJ.2.1 has high ACE2-binding capability but limited immune evasion, suggesting structural changes that may enable future immune escape.
bioRxiv · Sep 8, 2026 · PreprintMicrobiology