Query: NC_007181:1094422 Sulfolobus acidocaldarius DSM 639, complete genome
Lineage: Sulfolobus acidocaldarius; Sulfolobus; Sulfolobaceae; Sulfolobales; Crenarchaeota; Archaea
General Information: Sulfolobus acidocaldarius DSM 639 was isolated from and acidic hot spring in Yellowstone National Park. Extreme thermoacidophilic sulfur-oxidizing archaeon. This organsim is an extreme thermoacidophilic, sulfur-oxidizing archaeon commonly found in hot springs growing at very high temperatures. This obligate aerobe is immotile and grows at a temperature of 55-85 degrees C with optimal growth at 70-75 degrees C. The pH for growth is 1-6 with an optimum pH 2-3.
Subject: NC_014614:6115 Clostridium sticklandii, complete genome
Lineage: Clostridium sticklandii; Clostridium; unclassified Peptostreptococcaceae; Clostridiales; Firmicutes; Bacteria
General Information: This Clostridium (HF strain, ATCC 12662) was initially found associated with Methanococcus vannieli in formate-enriched cultures. After its isolation in pure culture, it was shown that this organism is capable of fermenting amino acids. Biochemical studies have shown that C. sticklandii obtains energy for growth from oxidation-reduction reactions between specific amino acid pairs. Clostridium sticklandii is a Gram-positive bacterium with low (G +C) content that is capable of fermenting amino acids.