School of Life Sciences;
Division of Life Sciences and Medicine;
University of Science and Technology of China;
Hefei 230027;
China;
CAS Key Laboratory of Pathogen Microbiology and Immunology;
Institute of Microbiology;
Chinese Academy of Sciences;
Beijing 100101;
China;
Peking University First Hospital;
Peking University;
Beijing 100034;
China;
Center for Precision Medicine Multi-Omics Research;
Peking University Health Science Center;
Peking University;
Beijing 100191;
China;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Research Network of Immunity and Health(RNIH);
Beijing Institutes of Life Science;
Chinese Academy of Sciences;
Beijing 100101;
China;
Peking-Tsinghua Center for Life Sciences;
Peking University;
Beijing 100871;
China;
School of Basic Medical Sciences;
Peking University Health Science Center;
Peking University;
Beijing 100191;
China;
SARS-CoV-2; ORF9b; immune escape; viral antagonist; membrane association; fold switch; lipid binding;