NTRK1 and gastric cancer: The non‐receptor tyrosine kinase Yes1 phosphorylates ANXA2 at Tyr24 in gastric cancer (GC) cells.[28] To determine whether Yes1 and ANXA2 interact in Cd‐SV‐HUC‐1 cells, co‐immunoprecipitation (co‐IP) assays were performed.