Methanosarcina mazei strain 3.H.M.2.7

Methanosarcina mazei strain 3.H.M.2.7 is a coccoid, nonsporulating archaeon that thrives as an anaerobe, utilizing lithotrophic metabolism for energy. This strain is optimally active at a temperature of 30.0°C, which suggests a preference for moderately warm environments. Methanosarcina mazei strains, including 3.H.M.2.7, are known for their versatile metabolic pathways, enabling them to inhabit various anaerobic habitats where they play a significant role in the biogeochemical cycling of carbon and nitrogen. As a lithotroph, strain 3.H.M.2.7 likely utilizes inorganic compounds as an energy source, which contributes to its ecological niche in anaerobic environments, such as sediment of freshwater bodies or anaerobic digestion systems. The ability to thrive in multiple habitats indicates a potential adaptability to different environmental conditions, which can be critical for survival in fluctuating ecosystems. This adaptability may also facilitate its role in methane production, a process of great importance in both natural and engineered environments. Understanding the metabolic capabilities and habitat preferences of Methanosarcina mazei strain 3.H.M.2.7 enhances our knowledge of microbial contributions to energy flow and nutrient cycling in anaerobic ecosystems. Its presence in diverse habitats underscores the ecological significance of methanogenic archaea in maintaining the balance of carbon compounds in anaerobic environments.