6XRA: Distinct Conformational States Of Sars-Cov-2 Spike Protein
reference: Distinct conformational states of SARS-CoV-2 spike protein., Cai Y, Zhang J, Xiao T, Peng H, Sterling SM, Walsh RM Jr, Rawson S, Rits-Volloch S, Chen B, Science. 2020 Jul 21. pii: science.abd4251. doi: 10.1126/science.abd4251. PMID: 32694201

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