Figure 4:
Analysis of EM maps deposited in the EMDB. Left: trend of released maps achieving given resolution levels (as of December 2017). Right: as of December 2017, 645 maps at a resolution of 4 Å or better were deposited in the EMDB (red shaded area). These included 69 maps better than 3 Å and 12 at a resolution greater than 2.5 Å. During January 2018, 27 maps better than 4 Å and 6 better than 3.0 Å were added to the EMDB.