>4toaO (O:) observed residues (from ATOM records) kgdkkviqhlnkilgneliainqyflhsrmwndwglkrlgaheyhesidemkhadklier ilfleglpnlqdlgklligentqemlqcdlnlelkatkdlreaivhceqvhdyvsrdllk dileseeehidyletqlgliqkvglelylqshmhe