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Current Understanding of Taxonomy and Ecology of the Phylum Minisyncoccota
Naoki Fujii1, Meri Nakajima2, Takashi Narihiro2,3
1Department of Civil and Environmental Engineering, Graduate School of Advanced Science and Engineering, Hiroshima University.
Abstract:
The phylum Minisyncoccota (formerly known as "Candidatus Patescibacteria"/candidate phyla radiation [CPR] and designated under SeqCode as Patescibacteriota) represents one of the major bacterial phyla; however, its physiological and ecological characteristics remain unclear. This review summarizes relevant studies on currently available isolate and genomic/metagenomic data, outlining the phylogenetic placement, metabolic features, host interactions, and unique genetic code usage of Minisyncoccota. Minisyncoccota play complementary and interdependent roles within microbial communities, while being restricted by incomplete metabolic capabilities that prevent independent survival. Studies on Minisyncoccota offer important insights into the diversity and evolution of uncultivated bacteria, as well as the hidden interaction networks that shape microbial ecosystems.
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