| Gene/Event | Cancer Type | Patient | Variant | Mutation Level |
|---|---|---|---|---|
| C4B | Esophageal Squamous Cell Carcinoma | p139_EC1029 | p.Q1110X | Private mutation |
| C4B | Esophageal Squamous Cell Carcinoma | p139_EC1071 | p.G1073D | Private mutation |
| C4B | Gastric Carcinoma | p083_GAC | Chr6:31997073:G>T | Trunk mutation |