>1dr7A (A:) observed residues (from ATOM records) vrslnsivavcqnmgigkdgnlpwpplrneykyfqrmtstshvegkqnavimgkktwfsi peknrplkdrinivlsrelkeapkgahylskslddalalldspelkskvdmvwivggtav ykaamekpinhrlfvtrilhefesdtffpeidykdfkllteypgvpadiqeedgiqykfe vyqksv