-import javax.swing.*;
-import java.awt.event.*;
-import jalview.datamodel.*;
-import jalview.schemes.*;
-import jalview.gui.*;
-import jalview.io.EBIFetchClient;
-import java.awt.event.ActionListener;
+import jalview.bin.Cache;
+import jalview.datamodel.PDBEntry;
+import jalview.datamodel.SequenceI;
+import jalview.gui.AlignmentPanel;
+import jalview.gui.CutAndPasteTransfer;
+import jalview.gui.Desktop;
+import jalview.gui.OOMWarning;
+import jalview.gui.UserDefinedColours;
+import jalview.io.AppletFormatAdapter;
+import jalview.io.JalviewFileChooser;
+import jalview.io.JalviewFileView;
+import jalview.schemes.BuriedColourScheme;
+import jalview.schemes.HelixColourScheme;
+import jalview.schemes.HydrophobicColourScheme;
+import jalview.schemes.StrandColourScheme;
+import jalview.schemes.TaylorColourScheme;
+import jalview.schemes.TurnColourScheme;
+import jalview.schemes.UserColourScheme;
+import jalview.schemes.ZappoColourScheme;
+import jalview.util.ImageMaker;
+import jalview.util.MessageManager;
+import jalview.ws.ebi.EBIFetchClient;
+