>4zepB (B:) observed residues (from ATOM records)
hlkpfppeflwgaasaayqvegawnedgkglsvwdvfakqpgrtfkgtngdvavdhyhry
qedvalmaemglkayrfsvswsrvfpdgngavnekgldfydrlieelrnhgiepivtlyh
wdvpqalmdaygawesrriiddfdryavtlfqrfgdrvkywvtlneqnifisfgyrlglh
ppgvkdmkrmyeanhianlanakviqsfrhyvpdgkigpsfayspmypydsrpenvlafe
naeefqnhwwmdvyawgmypqaawnylesqgleptvapgdwellqaakpdfmgvnyyqtt
tvehnppdgvgegvmnttgkkgtstssgipglfktvrnphvdttnwdwaidpvglriglr
rianryqlpilitenglgefdtlepgdivnddyridylrrhvqeiqraitdgvdvlgyca
wsftdllswlngyqkrygfvyvnrddesekdlrrikkksfywyqrvietngael