| Gene/Event | Cancer Type | Patient | Variant | Mutation Level |
|---|---|---|---|---|
| TMEM257 | Esophageal Squamous Cell Carcinoma | p008_ESCC03 | p.H64R | Branch mutation |
| TMEM257 | Gastric Adenocarcinoma | p011_MSI-H1 | p.K79T | Branch mutation |
| TMEM257 | Gastric Carcinoma | p106_GC04 | p.S11P | Trunk mutation |
| TMEM257 | Lung Adenocarcinoma | p134_A102 | p.R4S | Branch mutation |
| TMEM257 | Lung Adenocarcinoma | p134_A102 | p.Y7D | Branch mutation |