Additional file 1 of Sequencing introduced false positive rare taxa lead to biased microbial community diversity, assembly, and interaction interpretation in amplicon studies

Additional file 1: Table S1. OTU table of the amplicon sequencing result of the ZymoBIOMICS™ Microbial Community DNA Standard. Table S2. OTU table of the customized mock community with four bacteria. Table S3. OTU table of the customized mock community with seven bacteria. Table S4. Summary of the number of reads and clustered OTUs of samples from the three typical ecosystems. Table S5. Correlation test of the relative abundance of OTUs and physiochemical properties of cow rumen fluid. Table S6. Mapping results of the cloned sequences of specifically designed primers for Nocardia coeliaca to the entire OTU representative sequences.