>4iuaH (H:) observed residues (from ATOM records) tlhefkksakttltkiktkkvnsadecanrcirnrgftftckafvfdksrkrcywypfns mssgvkkgfghefdlyenkdyirnciigkggsykgtvsitksgikcqpwnsmiphehsfl pssyrgkdlqenycrnprgeeggpwcftsnpevryevcdipqcsevecmtangesyrgpm dhtesgktcqrwdqqtphrhkflperypdkgfddnycrnpdgkprpwcytldpdtpweyc aiktca