Query: NC_007681:1157402 Methanosphaera stadtmanae DSM 3091, complete genome
Lineage: Methanosphaera stadtmanae; Methanosphaera; Methanobacteriaceae; Methanobacteriales; Euryarchaeota; Archaea
General Information: Isolated from human feces. Methanogen that uses methanol and hydrogen to produce methane. This organism produces methane from methanol and hydrogen unlike most methanogens that use carbon dioxide and hydrogen.
Subject: NC_009073:1708544 Pyrobaculum calidifontis JCM 11548, complete genome
Lineage: Pyrobaculum calidifontis; Pyrobaculum; Thermoproteaceae; Thermoproteales; Crenarchaeota; Archaea
General Information: This organism is a facultatively anaerobic, hyperthermophilic archaeon, first isolated from a hot spring in the Philippines. Pyrobaculum calidifontis cannot use sulfur compounds for anaerobic growth and is only able to grow anaerobically using nitrate as an electron acceptor.