Structural basis for loop-dependent inhibition by AcrIIC1 anti-CRISPR proteins
Shen Wang, Zhiyu Zhang, Chenyu Luan, Cheng Zhu, Wenling Li, Qianfan Wang, Xiaoqian Liu, Haitao Yang, Yunjie Xiao, Zefang Wang
This study identifies a loop-dependent inhibitory mechanism in AcrIIC1 anti-CRISPR proteins, showing how a unique loop enhances inhibition by disrupting sgRNA binding and R-loop maturation.
bioRxiv · Jun 11, 2026 · PreprintMolecular Biology