+import jalview.datamodel.AlignmentI;
+import jalview.datamodel.PDBEntry;
+import jalview.datamodel.SequenceI;
+import jalview.gui.AlignFrame;
+import jalview.gui.AlignViewport;
+import jalview.gui.Desktop;
+import jalview.gui.Jalview2XML;
+import jalview.structure.StructureSelectionManager;
+import jalview.util.MessageManager;