>4tocD (D:) observed residues (from ATOM records)
mkgdkkviqhlnkilgneliainqyflhsrmwndwglkrlgaheyhesidemkhadklie
rilfleglpnlqdlgklligentqemlqcdlnlelkatkdlreaivhceqvhdyvsrdll
kdileseeehidyletqlgliqkvglenyllshmhe