>7ZR2_1|Chain A|Spike protein S2',Chimeric protein mimic of SARS-CoV-2 Spike HR1|Severe acute respiratory syndrome coronavirus 2 (2697049) MDVLYENQKLIANKFNSAIGKIQDSLSSTASELGKLQDEVNQNAQDLNTLVKQLSSNFGRISSELNDILSRLDKGEPAKDLRSDIDNLESKIAGFNSSLQKVLTNLAQKNQNVEDKLKGLESRTSSLEKQIKGIASNFQNEILKQREYLVNKGSGNVLYENQKLIENQFNSAIGKIQDSLSSTKSALGKLKDVVNQNKQALNTLVKQLSSNFGAISSVLNDIKSRLDKVEGGGGSHHHHHH >7ZR2_2|Chain B|Spike protein S2'|Severe acute respiratory syndrome coronavirus 2 (2697049) XVDLGDISGINASVVNIQKEIDRLNEVAKNLNESLIDLQESGGY