+import jalview.api.AlignViewportI;
+import jalview.bin.Cache;
+import jalview.commands.EditCommand;
+import jalview.commands.EditCommand.Action;
+import jalview.commands.EditCommand.Edit;
+import jalview.datamodel.AlignmentI;
+import jalview.datamodel.ColumnSelection;
+import jalview.datamodel.SearchResultMatchI;
+import jalview.datamodel.SearchResults;
+import jalview.datamodel.SearchResultsI;
+import jalview.datamodel.Sequence;
+import jalview.datamodel.SequenceFeature;
+import jalview.datamodel.SequenceGroup;
+import jalview.datamodel.SequenceI;
+import jalview.io.SequenceAnnotationReport;
+import jalview.renderer.ResidueShaderI;
+import jalview.schemes.ResidueProperties;
+import jalview.structure.SelectionListener;
+import jalview.structure.SelectionSource;
+import jalview.structure.SequenceListener;
+import jalview.structure.StructureSelectionManager;
+import jalview.structure.VamsasSource;
+import jalview.util.Comparison;
+import jalview.util.MappingUtils;
+import jalview.util.MessageManager;
+import jalview.util.Platform;
+import jalview.viewmodel.AlignmentViewport;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.Point;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.event.MouseMotionListener;
+import java.awt.event.MouseWheelEvent;
+import java.awt.event.MouseWheelListener;
+import java.util.ArrayList;