>6xsk_B mol:protein length:222 Hemagglutinin HA2 chain
GLFGAIAGFIEGGWTGMVDGWYGYHHQNEQGSGYAADQKSTQNAINCITNKVNSVIEKMNTQFTAVGKEFNKLERRMENLNKKVDDGFIDIWTYNAELLVLLENERTLDFHDSNVKNLYEKVKSQLKNNAKEIGNGCFEFYHKCNDECMESVKNGTYDYPKYSEESKLNREKIDGVSGRLVPRGSPGSGYIPEAPRDGQAYVRKDGEWVLLSTFLGHHHHHH