HOU, Jun et al. An asymmetric helicase dimer drives 3′-to-5′ DNA unwinding in type II Druantia antiphage defence. LangTaoSha Preprint Server, 2026. DOI: 10.65215/LTSpreprints.2026.06.18.000273. Disponível em: https://langtaosha.org.cn/lts/preprint/view/273. Acesso em: 20 june. 2026.