1 Department of Theoretical Chemical Biology, Institute of Physical Chemistry, Karlsruhe Institute of Technology, Kaiserstrasse 12, 76131 Karlsruhe, Germany.
Correction for 'Different hydrogen bonding environments of the retinal protonated Schiff base control the photoisomerization in channelrhodopsin-2' by Yanan Guo et al., Phys. Chem. Chem. Phys., 2018, 20, 27501-27509.