The following DataNodes have no identifier: 1
http://classic.wikipathways.org/instance/WP5412_r127218 http://rdf.wikipathways.org/Pathway/WP5412_r127218/DataNode/c8e1a (Autophagy initiation complex)
More details at https://www.wikipathways.org/WikiPathwaysCurator/DataNodesTests/dataNodesWithoutIdentifier