STIP1 and neoplasm: Genes associated with KIRC in the drug target network (e.g., DNAJA2, DNAJB1, HSP90AA1, HSPA1B, HSPA1L, HSPA4, DNAJA1, DNAJA2, DNAJA4, HSPA8, STIP1, and HSPA2) play a role in antigen presentation and tumor suppression.