>6cepA (A:) observed residues (from ATOM records)
atlkekliapvaeeettipnnkitvvgvgqvgmacaisilgksltdelalvdvledklkg
emmdlqhgslflqtpkivadkdysvtanskivvvtagvrqqegesrlnlvqrnvnvfkfi
ipqivkyspdciiivvsnpvdiltyvtwklsglpkhrvigsgcnldsarfrylmaeklgv
hpsschgwilgehgdssvavwsgvnvagvslqelnpemgtdndsenwkevhkmvvesaye
viklkgytnwaiglsvadliesmlknlsrihpvstmvqgmygienevflslpcvlnargl
tsvinqklkddevaqlknsadtlwgiqkdlk