-import jalview.datamodel.DBRefEntry;
-import jalview.datamodel.DBRefSource;
-import jalview.datamodel.PDBEntry;
-import jalview.datamodel.Sequence;
-import jalview.datamodel.SequenceI;
-import jalview.fts.api.FTSData;
-import jalview.jbgui.GStructureChooser.FilterOption;
-