Figure 2 - full size

Figure 2. Figure 2. 2F[o] -F[c] density maps of BR and M states of E204Q, contoured at 1s, of the region of the retinal, Lys216, Asp85, Trp182, and water molecules 401, 402, 501, 502, and 503. (a) BR state; (b) M state.