GZ17-6.02 interacted with the thymidylate synthase inhibitor pemetrexed to kill NSCLC cells expressing mutant ERBB1 proteins or mutant RAS proteins or cells that were resistant to EGFR inhibitors....GZ17-6.02 and pemetrexed interact to alter cell signaling, increase autophagosome formation, and kill via toxic autophagy A549 NSCLC cells that express a mutant K-RAS protein.