Table 1 Top 20 most abundant OTUs in the developed biofilms at TMPs of 31 and 50 kPa under the low and high OLR conditions

From: Architecture, component, and microbiome of biofilm involved in the fouling of membrane bioreactors

OTU ID Closest relative Accession No. Identity (%) Relative abundance (%) Fold change (relative to)
  Class Species     10 kPa Activated sludge
Low OLR conditions
 20392 γ-proteobacteria Alishewanella agri KP282808 100 33.07 2.0** 1.1
 6262 γ-proteobacteria Dokdonella immobilis NR108377 99 9.26 0.7 1.1
 16852 Flavobacteriia Flavobacterium cucumis AB682419 99 4.92 2.5** 0.4**
 21792 γ-proteobacteria Luteimonas marina LM643747 100 2.90 0.7** 1.0
 10052 α-proteobacteria Brevundimonas aurantiaca KC855474 99 1.93 0.6 3.4
 9255 γ-proteobacteria Alishewanella agri KP282808 97 1.74 1.6 1.0
 22321 γ-proteobacteria Pseudoxanthomonas mexicana KM210271 99 1.36 1.0 0.6
 8953 α-proteobacteria Gemmobacter megaterium NR125598 100 1.07 0.2* 0.7
 20395 γ-proteobacteria Aquimonas voraii KM199274 99 1.02 0.5** 4.6
 25035 γ-proteobacteria Pseudoxanthomonas daejeonensis JQ342923 97 0.97 0.3** 1.4
 17206 γ-proteobacteria Pseudomonas mendocina LN835456 96 0.95 8.6 58.0
 9157 Flavobacteriia Fluviicola hefeinensis JX077130 99 0.89 6.2** 29.6
 24357 γ-proteobacteria Alishewanella agri KP282808 97 0.85 2.0 1.1
 19777 Bacteroidia Marinifilum fragile NR044597 89 0.76 0.4** 0.5**
 30089 Sphingobacteriia Taibaiella koreensis LN613111 89 0.74 0.7** 0.3*
 27150 β-proteobacteria Albidiferax ferrireducens KC855480 100 0.73 4.4** 1.3
 17681 α-proteobacteria Brevundimonas terrae KF818660 100 0.73 1.6 5.3
 16298 γ-proteobacteria Alishewanella agri KP282808 96 0.71 1.5 1.2
 19309 γ-proteobacteria Dokdonella immobilis NR108377 97 0.69 1.5 1.1
 5351 δ-proteobacteria Klebsiella pneumoniae KP941758 85 0.57 0.4** 1.6**
High OLR conditions
 17206 γ-proteobacteria Pseudomonas mendocina LN835456 96 42.15 0.6** 0.8*
 25035 γ-proteobacteria Pseudoxanthomonas daejeonensis JQ342923 97 4.81 5.9** 3.1**
 8864 Sphingobacteriia Lewinella nigricans NR115013 89 4.62 1.2 0.8
 30480 δ-proteobacteria Pelobacter acidigallici NR026154 86 4.22 43.8** 38.7**
 20392 γ-proteobacteria Alishewanella agri KP282808 100 4.11 9.7** 4.9**
 1879 Sphingobacteriia Parapedobacter koreensis NR043933 96 2.73 1.5** 0.3**
 17375 γ-proteobacteria Pseudomonas tuomuerensis KP973997 96 2.17 1.0 0.9
 28892 Actinobacteria Naumannella halotolerans KP798854 82 1.81 21.8* 17.1*
 25515 Flavobacteriia Imtechella halotolerans NR117181 94 1.75 17.9** 4.8**
 6262 γ-proteobacteria Dokdonella immobilis NR108377 99 1.68 10.3** 6.6**
 13461 α-proteobacteria Plastorhodobacter daqingensis KF312715 99 1.67 0.3** 0.2*
 15507 γ-proteobacteria Stenotrophomonas acidaminiphila LN848748 100 0.86 2.6** 2.3**
 15641 δ-proteobacteria Bdellovibrio exovorus NR102876 100 0.81 8.7a 494.3
 27770 α-proteobacteria Pelagibacterium halotolerans KJ939460 99 0.77 2.2** 0.9
 29369 γ-proteobacteria Pseudomonas mendocina LN835456 94 0.67 1.5 1.6
 8953 α-proteobacteria Gemmobacter megaterium NR125598 100 0.61 5.0** 5.4**
 20395 γ-proteobacteria Aquimonas voraii KM199274 99 0.55 13.9** 3.2**
 10305 γ-proteobacteria Gemmobacter aquatilis KM220014 100 0.52 2.3** 2.1**
 29195 α-proteobacteria Paracoccus pantotrophus KT715779 97 0.52 2.9** 1.4
 20393 α-proteobacteria Falsirhodobacter deserti KF268394 98 0.51 0.9 0.4
  1. * P < 0.1, ** P < 0.05
  2. aNo sequence was detected in the 10 kPa TMP biofilm microbiomes, and the value indicates fold changes related to the 30 kPa TMP biofilm microbiomes