>6lxt_E mol:protein length:132 Spike protein S2, Spike protein S2 GVTQNVLYENQKLIANQFNSAIGKIQDSLSSTASALGKLQDVVNQNAQALNTLVKQLSS NFGAISSVLNDILSRLDKVESGGRGGPDVDLGDISGINASVVNIQKEIDRLNEVAKNLN ESLIDLQELGKYGG