-import java.util.*;
-import java.awt.*;
-import java.awt.event.*;
-
-import jalview.api.SequenceStructureBinding;
-import jalview.datamodel.*;
-import jalview.structure.*;
-import jalview.io.*;
-
-import jalview.schemes.*;
+import jalview.bin.JalviewLite;
+import jalview.datamodel.AlignmentI;
+import jalview.datamodel.PDBEntry;
+import jalview.datamodel.SequenceI;
+import jalview.io.DataSourceType;
+import jalview.io.FileParse;
+import jalview.io.StructureFile;
+import jalview.schemes.BuriedColourScheme;
+import jalview.schemes.ColourSchemeI;
+import jalview.schemes.HelixColourScheme;
+import jalview.schemes.HydrophobicColourScheme;
+import jalview.schemes.PurinePyrimidineColourScheme;
+import jalview.schemes.StrandColourScheme;
+import jalview.schemes.TaylorColourScheme;
+import jalview.schemes.TurnColourScheme;
+import jalview.schemes.UserColourScheme;
+import jalview.schemes.ZappoColourScheme;
+import jalview.structure.StructureSelectionManager;
+import jalview.structures.models.AAStructureBindingModel.ColourBy;