>3is7I (I:) observed residues (from ATOM records) gdkkviqhlnkilgneliainqyflhsrmwndwglkrlgaheyhesidemkhadklieri lfleglpnlqdlgklligentqemlqcdlnlelkatkdlreaivhceqvhdyvsrdllkd ileseeehidyletqlgliqkvglenylqshmhe