>4n5yB (B:) observed residues (from ATOM records) glfgaiagfieggwqgmvdgwygyhhsneqgsgyaadkestqkaidgvtnkvnsiidkmn tqfeavgrefnnlerrienlnkkmedgfldvwtynaellvlmenertldfhdsnvknlyd kvrlqlrdnakelgngcfefyhkcdnecmesvrngtydypqyseearlkreeissgr