18 Archaea Euryarchaeota Methanomicrobia Methanomicrobiales Methanoregulaceae 8 Archaea Euryarchaeota Methanomicrobia Methanosarcinales Methanosaetaceae Methanosaeta 7 Archaea Euryarchaeota Methanomicrobia Methanosarcinales Methanosarcinaceae Methanosarcina 43 Archaea Euryarchaeota Methanomicrobia Methanomicrobiales Methanoregulaceae Candidatus_Methanoregula 57 Archaea Euryarchaeota Methanomicrobia Methanosarcinales Methanosaetaceae Methanosaeta 19 Archaea Euryarchaeota Methanobacteria Methanobacteriales Methanobacteriaceae Methanobacterium 40 Archaea Euryarchaeota Methanomicrobia Methanomicrobiales Methanoregulaceae Candidatus_Methanoregula 12 Archaea Euryarchaeota Methanobacteria Methanobacteriales Methanobacteriaceae Methanobacterium Methanobacterium_beijingense 6 Archaea Crenarchaeota MCG 7 Archaea Euryarchaeota Methanomicrobia Methanomicrobiales Methanoregulaceae Methanolinea 8 Archaea Euryarchaeota Thermoplasmata E2 DHVEG 19 Archaea Euryarchaeota Methanomicrobia Methanomicrobiales Methanoregulaceae Candidatus_Methanoregula 5 Archaea 7 Archaea Crenarchaeota Thermoprotei 13 Archaea Euryarchaeota Methanobacteria Methanobacteriales Methanobacteriaceae Methanobacterium 6 Bacteria Chloroflexi Anaerolineae CFB 122 Archaea Crenarchaeota MCG pGrfC26 48 Bacteria Proteobacteria Epsilonproteobacteria Campylobacterales Helicobacteraceae Sulfuricurvum Sulfuricurvum_kujiense 5 Bacteria Proteobacteria Alphaproteobacteria 6 Bacteria Proteobacteria Deltaproteobacteria Myxococcales 6 Bacteria Proteobacteria Gammaproteobacteria Xanthomonadales Sinobacteraceae 13 Bacteria Bacteroidetes Bacteroidia Bacteroidales 12 Bacteria Proteobacteria Betaproteobacteria Burkholderiales Alcaligenaceae 18 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae Desulfococcus 15 Archaea Crenarchaeota MCG pGrfC26 9 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 59 Bacteria Bacteroidetes Bacteroidia Bacteroidales 6 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae Desulfococcus 12 Bacteria Bacteroidetes Bacteroidia Bacteroidales 12 Bacteria Acidobacteria BPC102 MVS 22 Bacteria Proteobacteria Gammaproteobacteria Methylococcales Crenotrichaceae Crenothrix 5 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae Treponema 16 Bacteria KSB3 7 Archaea Crenarchaeota MCG 19 Bacteria Cyanobacteria Chloroplast Stramenopiles 13 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae Treponema 5 Bacteria Chloroflexi Anaerolineae SHA 10 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae 5 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 11 Bacteria Spirochaetes Sediment SJA 18 Bacteria OP8 OP8_2 5 Archaea Euryarchaeota Thermoplasmata E2 DHVEG 5 Bacteria Bacteroidetes Bacteroidia Bacteroidales 5 Bacteria Chloroflexi Anaerolineae Anaerolineales Anaerolinaceae 11 Bacteria Verrucomicrobia auto67_4W 6 Bacteria Proteobacteria Gammaproteobacteria DTB120 4 Bacteria Proteobacteria Gammaproteobacteria Chromatiales Chromatiaceae 4 Bacteria FCPU426 5 Bacteria Chloroflexi Anaerolineae S0208 17 Archaea Crenarchaeota MCG pGrfC26 7 Bacteria Proteobacteria Deltaproteobacteria Desulfovibrionales Desulfovibrionaceae Desulfovibrio Desulfovibrio_aminophilus 90 Archaea Euryarchaeota Thermoplasmata E2 DHVEG 6 Bacteria WS3 PRR SSS58A 5 Bacteria Acidobacteria iii1 DS 3 Bacteria Proteobacteria Betaproteobacteria Rhodocyclales Rhodocyclaceae Propionivibrio 6 Bacteria WS3 PRR 3 Bacteria Proteobacteria Epsilonproteobacteria Campylobacterales Helicobacteraceae Sulfurimonas 3 Archaea Euryarchaeota Thermoplasmata E2 24 Bacteria Acidobacteria Acidobacteria CCU21 8 Bacteria Chloroflexi Anaerolineae Anaerolineales Anaerolinaceae 17 Bacteria Nitrospirae Nitrospira Nitrospirales LCP 20 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 4 Bacteria OP8 OP8_1 5 Bacteria WS3 PRR Sediment PRR 4 Bacteria Proteobacteria Gammaproteobacteria Chromatiales Chromatiaceae 7 Bacteria Chloroflexi Anaerolineae GCA004 3 Archaea Crenarchaeota MBGB 9 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae 7 Bacteria Proteobacteria Epsilonproteobacteria Campylobacterales Helicobacteraceae Sulfurimonas 3 Bacteria WWE1 SHA 4 Bacteria Chloroflexi Anaerolineae H39 3 Bacteria TPD 28 Archaea Crenarchaeota MCG pGrfC26 17 Bacteria Verrucomicrobia Ellin515 3 Bacteria Proteobacteria Alphaproteobacteria Rhizobiales 5 Bacteria WWE1 SHA 3 Bacteria Firmicutes Clostridia Clostridiales Clostridiaceae Clostridium 12 Bacteria Bacteroidetes Bacteroidia Bacteroidales 6 Bacteria Chloroflexi Dehalococcoidetes Dehalococcoidales Dehalococcoidaceae 8 Bacteria Nitrospirae Nitrospira Nitrospirales LCP 21 Bacteria Proteobacteria Gammaproteobacteria Xanthomonadales Sinobacteraceae 11 Bacteria Bacteroidetes Bacteroidia Bacteroidales SB 9 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae 4 Bacteria Acidobacteria BPC102 MVS 4 Bacteria FCPU426 3 Bacteria Proteobacteria Alphaproteobacteria Sphingomonadales Erythrobacteraceae 5 Bacteria Proteobacteria Betaproteobacteria SC 22 Bacteria Proteobacteria Deltaproteobacteria Desulfuromonadales Geobacteraceae Geobacter 12 Archaea Crenarchaeota MCG 4 Archaea Euryarchaeota Thermoplasmata E2 19 Archaea Crenarchaeota MCG pGrfC26 29 Bacteria Acidobacteria Acidobacteria iii1 6 Archaea Euryarchaeota Thermoplasmata E2 9 Bacteria Proteobacteria Deltaproteobacteria 30 Bacteria Proteobacteria Betaproteobacteria Rhodocyclales Rhodocyclaceae Dechloromonas 4 Bacteria OP8 OP8_1 SHA 15 Bacteria Spirochaetes Sediment 4 Bacteria Actinobacteria Actinobacteria Actinomycetales Micromonosporaceae 6 Archaea Euryarchaeota Thermoplasmata E2 DHVEG 14 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae Treponema 3 Bacteria Chloroflexi Anaerolineae Caldilineales Caldilineaceae Caldilinea 17 Bacteria Acidobacteria Acidobacteria iii1 5 Bacteria Chlorobi BSV26 C20 4 Bacteria Chloroflexi Anaerolineae GCA004 18 Bacteria Chloroflexi Anaerolineae GCA004 5 Bacteria Proteobacteria Gammaproteobacteria Alteromonadales OM60 6 Archaea Euryarchaeota Methanobacteria Methanobacteriales WSA2 5 Bacteria Proteobacteria Deltaproteobacteria Myxococcales 9 Bacteria Proteobacteria Gammaproteobacteria Xanthomonadales Xanthomonadaceae 8 Bacteria Proteobacteria Epsilonproteobacteria Campylobacterales Helicobacteraceae Sulfuricurvum Sulfuricurvum_kujiense 6 Bacteria Proteobacteria Alphaproteobacteria Rhodospirillales Acetobacteraceae 5 Bacteria Proteobacteria Alphaproteobacteria Rhizobiales Hyphomicrobiaceae Hyphomicrobium 11 Bacteria OP8 OP8_1 SHA 8 Bacteria OP8 OP8_1 SHA 18 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae Desulfobacca 13 Bacteria Chloroflexi Anaerolineae H39 6 Bacteria Chloroflexi Anaerolineae GCA004 10 Bacteria Chloroflexi Anaerolineae CFB 3 Archaea Crenarchaeota MBGB 4 Bacteria WS2 SHA 10 Bacteria Proteobacteria Epsilonproteobacteria Campylobacterales Helicobacteraceae 11 Bacteria Proteobacteria Gammaproteobacteria Chromatiales Chromatiaceae 10 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophobacteraceae 11 Bacteria Proteobacteria Betaproteobacteria Burkholderiales Comamonadaceae 7 Bacteria WS3 PRR Sediment 8 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae 5 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 3 Bacteria Proteobacteria Deltaproteobacteria 46 Bacteria Nitrospirae Nitrospira Nitrospirales LCP 5 Bacteria Proteobacteria Epsilonproteobacteria Campylobacterales Helicobacteraceae Sulfurimonas 4 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae 34 Bacteria Proteobacteria Betaproteobacteria Hydrogenophilales Hydrogenophilaceae Thiobacillus 7 Archaea Euryarchaeota Thermoplasmata E2 11 Bacteria Planctomycetes Planctomycetia Pirellulales Pirellulaceae 9 Bacteria Acidobacteria Holophagae Holophagales Holophagaceae 3 Bacteria WS2 SHA 10 Bacteria Hyd24 9 Bacteria Firmicutes Clostridia Clostridiales Clostridiaceae Clostridium 12 Bacteria Bacteroidetes Bacteroidia Bacteroidales 11 Bacteria Caldithrix Caldithrixae Caldithrixales Caldithrixaceae LCP 3 Bacteria Chloroflexi Anaerolineae Anaerolineales Anaerolinaceae 6 Bacteria Proteobacteria Betaproteobacteria Burkholderiales Comamonadaceae Rubrivivax 4 Bacteria WS3 PRR Sediment MSB 3 Bacteria Chlorobi SJA 9 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 9 Bacteria Proteobacteria Deltaproteobacteria GW 5 Bacteria Chloroflexi Anaerolineae GCA004 15 Bacteria Proteobacteria Betaproteobacteria Burkholderiales Comamonadaceae Rhodoferax 28 Bacteria Chloroflexi Anaerolineae envOPS12 6 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae 3 Archaea Euryarchaeota Methanomicrobia Methanosarcinales ANME 7 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophobacteraceae Syntrophobacter 8 Bacteria Proteobacteria Deltaproteobacteria Myxococcales Myxococcaceae Anaeromyxobacter 3 Bacteria Chloroflexi Anaerolineae GCA004 8 Bacteria Chloroflexi Anaerolineae SB 3 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae Treponema 7 Bacteria Proteobacteria Betaproteobacteria SC