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. Author manuscript; available in PMC: 2017 Jun 16.
Published in final edited form as: Cell. 2016 May 26;165(7):1698–1707. doi: 10.1016/j.cell.2016.05.040

Figure 4. Density Representations for a Representative Example of Each of the 20 Amino Acid Types from the 1.8 Å Resolution Cryo-EM Structure of apo-GDH.

Figure 4

Features such as holes in aromatic rings, as well as the “zigzag” structure of extended sidechains such as Arg and Lys, are visible in the density maps. See also Figure S5 and Movie S3.