Analysis of the first protein structure of a kinase harboring a common SFM (TRKA G595R)…In the clinic, tumor regression was observed with repotrectinib treatment of a larotrectinib-resistant cholangiocarcinoma patient with both LMNA-TRKA GKM and SFM mutations...Repotrectinib has shown responses in patients with TRK driven tumors with or without resistant mutations in the ongoing global registrational TRIDENT-1 study.