Lactococcus lactis subsp. lactis IO-1

Lactococcus lactis subsp. lactis IO-1 is a Gram-positive bacterium characterized by its coccus shape and arrangement in chains. This species is a facultative anaerobe, indicating its capability to grow in both the presence and absence of oxygen, although it prefers environments with oxygen. Lactococcus lactis subsp. lactis IO-1 is non-motile and lacks flagella, which aligns with its typical behavior in various habitats. This strain thrives optimally at a temperature of 40°C, falling within the mesophilic temperature range. It possesses a single membrane and a single replicon, reflecting its simple cellular structure, which is common among lactic acid bacteria. Notably, Lactococcus lactis subsp. lactis IO-1 does not undergo sporulation, which is characteristic of many non-sporulating bacteria. The ecological role of Lactococcus lactis subsp. lactis IO-1 as a free-living organism suggests its adaptability in diverse environments, contributing to its significance in various biotechnological applications, particularly in the dairy industry. Its ability to ferment lactose and produce lactic acid is essential for the production of fermented dairy products. The presence of this bacterium in multiple habitats underscores its versatility and potential impact on microbial ecosystems and food fermentation processes. The accession number for this strain is NC_020450.1, which provides a reference for further genomic studies.