supported by the Key-Area Research and Development Program of Guangdong Province(2022B0202110001);the National Natural Science Foundation of China(32200010,92251302,32200007 and 32370011);the Fundamental Research Funds for the Central Universities of Sun Yat-sen University(23ptpy11,23ptpy136 and 23ptpy137);the National Science and Technology Fundamental Resources Investigation Program of China(2021FY100900);the US National Science Foundation(DEB 1557042).
Candidate bacterial phylum CSP1-3 has not been cultivated and is poorly understood.Here,we analyzed 112 CSP1-3 metagenome-assembled genomes and showed they are likely facultative anaerobes,with 3 of 5 families encodin...