Structural basis of the protochromic green/red photocycle of the chromatic acclimation sensor RcaE
T. Nagae, M. Unno, T. Koizumi, Y. Miyanoiri, T. Fujisawa, K. Masui, T. Kamo, K. Wada, T. Eki, Y. Ito, Y. Hirose, M. Mishima
This paper reports the crystal structure of RcaE's bilin-binding domain in the red-absorbing state and provides NMR evidence of bilin protonation states, elucidating the structural basis of the green/red photocycle in CBCRs.
bioRxiv · Dec 8, 2020Biochemistry