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Problems in Deriving PDF's for Flav Family. A. The superimposed templates in gray with the derived centres of the PDF's shown as yellow spheres. Note the divergent loop on the left. The target structure is shown in green. B. The resulting models from different modes of building in RAPPER: RAPPER-PDF in gray, RAPPER-CHORAL in blue, RAPPER-Standard in yellow and MODELLER in pink. The target structure is also shown in green.
