Table 1

Classification of organisms by phenotypic traits

Environmental property

Number of prokaryotes


Pathogenicity

Pathogenic

138

Non-pathogenic

263

Total

401

Oxygen requirement

Aerobic

142

Anaerobic

135

Facultative

150

Microaerophilic

12

Total

439

Salinity

Extreme halophilic

7

Mesophilic

19

Moderate halophilic

20

Non-halophilic

58

Total

104

Temperature range

Hyperthermophilic

35

Mesophilic

361

Psychrophilic

12

Thermophilic

51

Total

459

Habitat

Multiple

127

Specialized

81

Total

208


Botzman and Margalit Genome Biology 2011 12:R109   doi:10.1186/gb-2011-12-10-r109

Open Data