| Gene/Event | Cancer Type | Patient | Variant | Mutation Level |
|---|---|---|---|---|
| BTN3A3 | Esophageal Squamous Cell Carcinoma | p008_ESCC11 | p.C124C | Private mutation |
| BTN3A3 | Gastric Adenocarcinoma | p011_MSI-H2 | p.T138T | Trunk mutation |
| BTN3A3 | Urothelial Carcinoma | p142_p36 | - | Trunk mutation |