PPP1R14B and lung adenocarcinoma: To answer this, we assessed PHI1’s inhibitory effect in lung adenocarcinoma H2087 (BRAFL597V, class-II) and H1666 (BRAFG466V, class-III) cells, and SKMEL-2 and SKMEL-30 melanoma cell lines driven by RASMUT/BRAFWT.