Acidisphaera
Acidisphaera is a genus in the phylum Pseudomonadota. The genus contains a single species, namely A. rubrifaciens with the following characteristics:
- strictly aerobic, light preferred
- mesophilic
- acidophilic
- bacteriochlorophyll and carotenoids production, the former contained zinc if grown in the presence of 1 mM zinc sulfate.
- chemo-organotrophic
- Gram-negative, as expected from a proteobacterium
- isolated from acidic hot springs and mine drainage
- non-motile
- cocci / coccobacilli
- Part of the major acidophilic alphaproteobacterial group with the genera Acidiphilium and ''Rhodopila''
Etymology
The name Acidisphaera derives from:Neo-Latin noun acidum, an acid; Latin feminine gender noun sphaera, a ball, globe, sphere; Neo-Latin feminine gender noun Acidisphaera, acid coccoid microorganism.
While the specific epithet rubrifaciens comes from the Latin adjective ruber -bra -brum, red; Latin v. facio, to make; Neo-Latin participle adjective rubrifaciens, red-producing.)