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. 2018 Jul 4;4(7):eaat1808. doi: 10.1126/sciadv.aat1808

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Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 3 — The main genera presented more than 0.5% of sequences on average and occurred in more than 75% of sites. The genera were classified across the bacterial and archaeal phyla. “Others” corresponds to the sum of all genera within each phylum representing fewer than 0.5% of sequences.