Figure 1 (IMAGE)

Moscow Institute of Physics and Technology

Figure 1

Caption

Left: KR2 rhodopsin pentamer in its active state in the cell membrane (two horizontal disks). Right: sodium binding site in the active center of the protein. The distances to the oxygen atoms coordinating sodium are given in angstroms, or ten-billionths of a meter. The black grid is the electron density map. The violet sphere denotes a sodium ion.

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Kirill Kovalev

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