The following DataNodes have no identifier: 27
More details at https://www.wikipathways.org/WikiPathwaysCurator/DataNodesTests/dataNodesWithoutIdentifier
The following genes with an identifier have been found but that do not have a mapping to Ensembl: 3
http://classic.wikipathways.org/instance/WP1344_r115731 LOC100335012 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP1344_r115731 LOC100333651 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP1344_r115731 zgc:153713 with datasource Entrez Gene
More details at https://www.wikipathways.org/WikiPathwaysCurator/GeneTests/genesWithoutEnsemblMapping