import java.awt.event.*;
import jalview.api.SequenceStructureBinding;
import jalview.api.StructureSelectionManagerProvider;
import jalview.structure.*;
import java.awt.event.*;
import jalview.api.SequenceStructureBinding;
import jalview.api.StructureSelectionManagerProvider;
import jalview.structure.*;
SequenceStructureBinding, ComponentListener,
StructureSelectionManagerProvider
SequenceStructureBinding, ComponentListener,
StructureSelectionManagerProvider