Table 2 Functional profile among phylogenetic groups of microbial communities in anodic biofilm.

From: Bacterial community structure of electrogenic biofilm developed on modified graphite anode in microbial fuel cell

Functional groups

Relative abundant (%)

S1

S2

S3

S4

Methanotrophy

0

0.007

0.013

0.008

Acetoclastic methanogenesis

0.009

1.183

2.491

1.654

Methanogenesis using formate

0

0.025

0.347

0.012

Methanogenesis by CO2 reduction with H2

0.024

1.139

1.657

0.091

Hydrogenotrophic methanogenesis

0.024

1.141

1.507

0.095

Methanogenesis

0.034

3.324

5.996

0.452

Nitrification

0.004

0.014

0.063

0.035

Denitrification

0

0.139

0.184

0.113

Nitrate reduction

0.399

3.55

13.295

5.725

Sulfite respiration

0.006

0.012

0.068

0.031

Respiration of sulfur compounds

0.032

0.115

0.364

0.102

Reductive acetogenesis

0

0.0020

0.028

0.012

Aerobic ammonia oxidation

0

0.0211

0.0839

0.0621

Aerobic nitrite oxidation

0.048

0.021

0.132

0.497

Chemoheterotrophy

28.27

37.85

28.05

20.23

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