Novel linkers for linking a donor dye to an acceptor dye in an energy transfer fluorescent dye are provided. These linkers faciliate the efficient transfer of energy between a donor and acceptor dye in an energy transfer dye. One of these linkers for linking a donor dye to an acceptor dye in an energy...http://www.google.com/patents/US6849745?utm_source=gb-gplus-sharePatent US6849745 - Energy transfer dyes with enhanced fluorescence