4 Archaea WCHD3 3 Bacteria OD1 ZB2 8 Bacteria Chloroflexi Anaerolineae SBR1031 SHA 33 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae 13 Bacteria Actinobacteria Acidimicrobiia Acidimicrobiales koll13 12 Bacteria Acidobacteria TM1 3 Bacteria Firmicutes Bacilli Bacillales Bacillaceae Bacillus 3 Bacteria OP3 3 Bacteria Chloroflexi Dehalococcoidetes Dehalococcoidales Dehalococcoidaceae 25 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 47 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 20 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae Desulfobacca 6 Bacteria Proteobacteria Deltaproteobacteria 36 Bacteria Proteobacteria Deltaproteobacteria MBNT15 26 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae Desulfococcus 47 Bacteria Proteobacteria Zetaproteobacteria Mariprofundales Mariprofundaceae Mariprofundus 7 Archaea Crenarchaeota MCG 6 Bacteria Acidobacteria Solibacteres Solibacterales AKIW659 6 Bacteria Proteobacteria Alphaproteobacteria Rhizobiales Hyphomicrobiaceae Rhodoplanes 4 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 7 Bacteria Proteobacteria Alphaproteobacteria 6 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae 12 Bacteria Proteobacteria Betaproteobacteria Rhodocyclales Rhodocyclaceae C39 8 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 22 Bacteria Proteobacteria Alphaproteobacteria Rhizobiales Hyphomicrobiaceae Rhodoplanes 3 Bacteria Bacteroidetes Bacteroidia Bacteroidales 105 Bacteria Proteobacteria 16 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 35 Bacteria GN04 GN15 3 Bacteria Proteobacteria Gammaproteobacteria 3 Bacteria Firmicutes Clostridia Clostridiales Clostridiaceae Clostridium 48 Bacteria Nitrospirae Nitrospira Nitrospirales GOUTA19 5 Bacteria Proteobacteria Betaproteobacteria MND1 14 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 3 Bacteria KSB1 Ucn15732 3 Bacteria OD1 ZB2 4 Bacteria Caldithrix Caldithrixae Caldithrixales Caldithrixaceae 6 Bacteria Proteobacteria Zetaproteobacteria Mariprofundales Mariprofundaceae Mariprofundus 5 Bacteria Gemmatimonadetes Gemm 58 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae Desulfobacca 6 Bacteria OP8 SAW1_B6 5 Bacteria Planctomycetes Phycisphaerae MSBL9 8 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 4 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 10 Bacteria Chloroflexi Dehalococcoidetes 9 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 10 Bacteria Bacteroidetes Bacteroidia Bacteroidales 19 Bacteria Proteobacteria Gammaproteobacteria 8 Bacteria Chlorobi BSV26 PK329 33 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 12 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae 4 Bacteria Chloroflexi Anaerolineae S0208 3 Bacteria Bacteroidetes Bacteroidia Bacteroidales 26 Bacteria Planctomycetes Phycisphaerae MSBL9 4 Bacteria Acidobacteria RB25 4 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 32 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 35 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 7 Bacteria Proteobacteria Deltaproteobacteria Myxococcales 5 Bacteria Proteobacteria Deltaproteobacteria Myxococcales 22 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 21 Bacteria Proteobacteria Betaproteobacteria 8 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 4 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae 7 Bacteria Bacteroidetes Bacteroidia Bacteroidales 7 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae Desulfococcus 6 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 3 Bacteria Proteobacteria Alphaproteobacteria Rhodospirillales Rhodospirillaceae 8 Bacteria Acidobacteria OS 4 Bacteria Chloroflexi Dehalococcoidetes Dehalococcoidales Dehalococcoidaceae 6 Bacteria OP3 koll11 28 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 68 Bacteria WS3 PRR Clostridiales 10 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophobacteraceae 7 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 15 Bacteria Bacteroidetes Bacteroidia Bacteroidales 3 Bacteria Actinobacteria Thermoleophilia Gaiellales Gaiellaceae 36 Bacteria Proteobacteria Gammaproteobacteria Chromatiales 5 Bacteria Chloroflexi Dehalococcoidetes Dehalococcoidales Dehalococcoidaceae 44 Bacteria Chloroflexi Anaerolineae GCA004 4 Bacteria Firmicutes Clostridia OPB54 9 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 3 Bacteria OD1 ABY1 3 Bacteria Chloroflexi Dehalococcoidetes Dehalococcoidales Dehalococcoidaceae 5 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 3 Bacteria Proteobacteria Deltaproteobacteria 20 Bacteria GN04 31 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 19 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobulbaceae 6 Bacteria Actinobacteria Thermoleophilia 4 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 3 Bacteria GN04 5 Bacteria Bacteroidetes Bacteroidia Bacteroidales 5 Bacteria Proteobacteria Deltaproteobacteria Desulfarculales Desulfarculaceae 21 Archaea Crenarchaeota MCG 14 Bacteria Chloroflexi Dehalococcoidetes Dehalococcoidales Dehalococcoidaceae 11 Bacteria OP8 OP8_1 6 Bacteria Actinobacteria 27 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae 22 Bacteria Bacteroidetes Bacteroidia Bacteroidales 27 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 9 Bacteria Proteobacteria Deltaproteobacteria Syntrophobacterales Syntrophaceae Desulfomonile 24 Bacteria GN04 MSB 3 Bacteria Actinobacteria OPB41 3 Bacteria Bacteroidetes Bacteroidia Bacteroidales 5 Bacteria Chloroflexi Dehalococcoidetes GIF9 64 Bacteria Caldithrix Caldithrixae Caldithrixales BA059 4 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae Desulfosarcina 6 Bacteria Proteobacteria Deltaproteobacteria Desulfobacterales Desulfobacteraceae 11 Bacteria Acidobacteria Acidobacteriia Acidobacteriales Acidobacteriaceae 5 Bacteria Proteobacteria Deltaproteobacteria Myxococcales 8 Bacteria GN04 MSB 46 Bacteria Chlorobi Ignavibacteria Ignavibacteriales Ignavibacteriaceae 21 Bacteria Spirochaetes Spirochaetes Spirochaetales Spirochaetaceae 6 Bacteria GN04 GN15 15 Bacteria OP9 JS1 SB 8 Bacteria Acidobacteria Acidobacteria iii1