Xu, X., Cheng, W., You, H., Hu, Z., Bao, X., Li, H., Zhang, J., Patel, D. J., & Ren, A. (2026). Molecular basis for discrimination of cGAMP linkage isomers by a c-di-GMP-II riboswitch variant. LangTaoSha Preprint Server. https://doi.org/10.65215/LTSpreprints.2026.07.16.000290