Query: NC_014973:3290545 Geobacter sp. M18 chromosome, complete genome
Lineage: Geobacter; Geobacter; Geobacteraceae; Desulfuromonadales; Proteobacteria; Bacteria
General Information: Environment: Sediment; Temp: Mesophile. Nitrogen fixation. Geobacillus sp. (strain M18) is an anaerobic, chemolithotrophic, iron-reducing Gram-negative bacterium.
Subject: NC_010531:428000 Polynucleobacter necessarius STIR1, complete genome
Lineage: Polynucleobacter necessarius; Polynucleobacter; Burkholderiaceae; Burkholderiales; Proteobacteria; Bacteria
General Information: This strain is an obligate intracellular endosymbiont of the cilliate Euplotes aediculatus. This group of organisms is common in freshwater, comprising up to 60% of the bacteria in freshwater habitats. Polynucleobacter species are also known to be endosymbionts of ciliates. These strains live within the cytoplasm and are essential for their host organisms.