National Health Commission Key Laboratory of Antibody Technique Province Engineering Research Center of Antibody Drug of Pathology Medical University 211166;
Department of Cardiology First People's Hospital of Jiangxia District 430299;
Department of Respiratory and Critical Care Medicine First Affiliated Hospital of Nanjing Medical University 210029;
Department of Rheumatology and Immunology Affiliated Drum Tower Hospital of Nanjing University Medical School 210008;
Huadong Medical Institute of Biotechniques 210028;
Jiangsu Key Lab of Cancer Biomarkers and Treatment Innovation Center for Cancer Personalized Medicine Medical University 211166.;
SARS-CoV-2; neutralizing antibody; single B cell BCR sequencing; molecular modeling;