>d1wnca_ h.3.3.1 (A:) E2 spike glycoprotein {Human coronavirus (strain SARS) [TaxId: 227859]} qkqianqfnkaisqiqesltttstalgklqdvvnqnaqalntlvkqllvprgsggsggsg glevlfqgpdvdlgdisginasvvniqeeidrlnevaknln