WikiPathways Get Pathway Genes

Get all genes (as gene symbols) involved in a WikiPathways pathway. Returns the list of HGNC gene symbols for human pathways, or equivalent organism-specific gene identifiers. Useful for extracting gene sets from curated pathways for enrichment analysis or network building. Example: WP254 (Apoptosis) returns 88 genes including AKT1, APAF1, BAD, BAK1, BAX, BCL2, BCL2L1, BID, CASP3, CASP8, CASP9, CFLAR, CYCS, DIABLO, FADD, FAS, NFKB1, TP53, TRAF1, XIAP, and more.