-import jalview.analysis.Conservation;
-import jalview.analysis.NJTree;
-import jalview.api.AlignViewportI;
-import jalview.datamodel.Sequence;
-import jalview.datamodel.SequenceGroup;
-import jalview.datamodel.SequenceI;
-import jalview.datamodel.SequenceNode;
-import jalview.schemes.ColourSchemeI;
-import jalview.schemes.ColourSchemeProperty;
-import jalview.schemes.ResidueProperties;
-import jalview.schemes.UserColourScheme;
-import jalview.structure.SelectionSource;
-import jalview.util.Format;
-import jalview.util.MappingUtils;
-import jalview.util.MessageManager;
-