>4ixsB (B:) observed residues (from ATOM records)
lslatlaihggqspdpstgavmppiyatstyaqsspsrthnptrfayercvaaleggtra
fafasgmaatstvmelldagshvvamddlyggtfrlfervrrrtagldfsfvdltdpaaf
kaairadtkmvwietptnpmlklvdiaaiaviarkhglltvvdntfaspmlqrplslgad
lvvhsatkylnghsdmvggiavvgdnaelaeqmaflqnsiggvqgpfdsflalrglktlp
lrmrahcenalalaqwlethpaiekviypglashpqhvlakrqmsgfggivsivlkggfd
aakrfcektelftlaeslggveslvnhpavmthasipvarreqlgisdalvrlsvgiedl
gdlrgdleralv