Interactions between identical nodes: 1
http://classic.wikipathways.org/instance/WP4142_r128518 http://rdf.wikipathways.org/Pathway/WP4142_r128518/WP/Interaction/idea071e50 "Galactosyl-ceramide" (https://identifiers.org/wikidata/Q2756638) and
Galactosylceramide" (https://identifiers.org/chebi/CHEBI:36498)
More details at https://www.wikipathways.org/WikiPathwaysCurator/InteractionTests/possibleTranslocations