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. 2022 Apr 15;8(15):eabm8990. doi: 10.1126/sciadv.abm8990

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Fig. 2. — Black and red arrows represent the dual-phosphorylation and monophosphorylation cycles in KaiC-ST and KaiC-SV, respectively. Dashed magenta lines correspond to hydrogen bonds around S431/pS431. Dashed black arrows indicate the distances between the S431 O_γ atom and CII-ATP P_γ atom.