Tetrameric PilZ protein stabilizes stator ring in complex flagellar motor and is required for motility in Campylobacter jejuni - Yuanyuan Chen; Shoichi Tachiyama; Yuqian Li; Xueyin Feng; Hang Zhao; Yanmin Wu; Yu Guo; María Lara-Tejero; Canfeng Hua; Jun Liu; Beile Gao (Proceedings of the National Academy of Sciences, 2025)