PTPN11 and non-small cell lung carcinoma: After high‐throughput screening against a preclinical/clinical compound library, embelin, a known X‐linked inhibitor of apoptosis protein (XIAP) inhibitor, specifically inhibits the catalytic activity and phosphorylation of Src homology domain 2 containing tyrosine phosphatase 2 (SHP2) in KRAS‐mutant NSCLC cells.