Ancient cyanobacterial proto-circadian clock adapted to short day-night cycles ~ 0.95 billion years ago
S. Li, Z. Zhou, Y. Wan, X. Jia, P. Wang, Y. Wang, S. Dong, J. He, X. Wang, X. Qin, Q. Xie, X. Xu, Y. Zhao, D. Liang, P. Zhang, , J. Guo
The paper reconstructs an ancient cyanobacterial circadian clock from ~0.95 billion years ago and shows it adapts to 18-h day-night cycles but lacks endogenous oscillation.
bioRxiv · Apr 30, 2024 · PreprintEvolutionary Biology