The following genes with an identifier have been found but that do not have a mapping to Ensembl: 15
http://classic.wikipathways.org/instance/WP569_r137265 Bcl2 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Pik3cb with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 IFNA1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Vav1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Stat1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Icam1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Kras with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Map2k2 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Creb1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Ets1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Irs1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 IL2RB with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Cish with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Hsp90aa1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP569_r137265 Cbl with datasource Entrez Gene
More details at https://www.wikipathways.org/WikiPathwaysCurator/GeneTests/genesWithoutEnsemblMapping