loop_ _refine_funct_minimized.pdbx_refine_id _refine_funct_minimized.type _refine_funct_minimized.number_terms _refine_funct_minimized.residual 'X-RAY DIFFRACTION' 'sum(W*Delta(Amplitude)^2' 3009 1621.3 'X-RAY DIFFRACTION' 'sum(W*Delta(Plane+Rigid)^2' 85 56.68 'X-RAY DIFFRACTION' 'sum(W*Delta(Distance)^2' 1219 163.59 'X-RAY DIFFRACTION' 'sum(W*Delta(U-tempfactors)^2' 1192 69.338