Correction: Different hydrogen bonding environments of the retinal protonated Schiff base control the photoisomerization in channelrhodopsin-2 (Physical Chemistry Chemical Physics (2018) 20 (27501-27509) DOI: 10.1039/C8CP05210G)

1. Guo, Y.
2. Wolff, F.E.
3. Schapiro, I.
4. Elstner, M.
5. Marazzi, M.