The following DataNodes have no identifier: 7
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/ccf4a (Adenylyl
cyclase)
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/b5a20 (Calcium
influx)
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/b591f (OPRM1)
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/cf9d0 (OPRM1)
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/d4e67 (OPRM1)
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/dba38 (OPRM1)
http://classic.wikipathways.org/instance/WP5093_r126328 http://rdf.wikipathways.org/Pathway/WP5093_r126328/DataNode/a9670 (Phosphatidic
acid synthesis)
More details at https://www.wikipathways.org/WikiPathwaysCurator/DataNodesTests/dataNodesWithoutIdentifier