Table 1 Relative abundance of bacterial species in the PWD water determined by 16S rRNA gene targeted amplicon sequencing with the MinION sequencer. Genus and species with an abundance >1% are presented.

From: Bacterial bioburden and community structure of potable water used in the International Space Station

Phylum

Genus

Read count

Relative abundance (%)

   Species

Betaproteobacteria

Ralstonia

13,470

85.8

   Ralstonia pickettii

13,261

84.4

Pelomonas

1,318

8.4

   Pelomonas saccharophila

1,299

8.3

Cupriavidus

265

1.7

Alphaproteobacteria

Bradyrhizobium

196

1.2