>1z3xA (A:) observed residues (from ATOM records) pefmvtpaladlqeqlyngneksqlaamstlstagtegyhllqeflkdsatfspppapwi rgqayrllfhspeasvqaflqqhypqgviplrsdrgvdyqelakllvaekfeaadrlttq klcelagplaqkrrwlyfteveqlpipdlqtidqlwlafslgrfgysvqrqlwlgcgqnw drlwekigwrqgkrwprypnefiwdlsaprghlpltnqlrgvqvlnallnhpawta