| Gene/Event | Cancer Type | Patient | Variant | Mutation Level |
|---|---|---|---|---|
| C4orf21 | Breast Cancer | p111_p10-80 | p.E1194K | Branch mutation |
| C4orf21 | Colorectal Cancer | p040_case9 | Chr4:113553127:A>C | Trunk mutation |
| C4orf21 | Colorectal Cancer | p040_case9 | Chr4:113479388:C>T | Private mutation |
| C4orf21 | Colorectal Cancer | p155_p335 | p.F1300L | Private mutation |
| C4orf21 | Esophageal Squamous Cell Carcinoma | p124_ESCC022 | p.K2092fs | Private mutation |
| C4orf21 | Esophageal Squamous Cell Carcinoma | p124_ESCC037 | p.N742N | Trunk mutation |
| C4orf21 | Esophageal Squamous Cell Carcinoma | p124_ESCC045 | p.L9V | Trunk mutation |
| C4orf21 | Anaplastic Astrocytoma | p070_HGG1 | Chr4:113524662:C>A | Branch mutation |
| C4orf21 | Anaplastic Astrocytoma | p070_HGG1 | Chr4:113524652:C>A | Private mutation |
| C4orf21 | Glioblastoma | p113_case08 | p.M2023I | Private mutation |
| C4orf21 | Intrahepatic Cholangiocarcinoma | p080_ICC1239 | p.D1550E | Private mutation |
| C4orf21 | Lung Adenocarcinoma | p017_317ss | Chr4:113486178:C>A | Trunk mutation |
| C4orf21 | Lung Adenocarcinoma | p017_317ss | Chr4:113551196:C>G | Trunk mutation |
| C4orf21 | Small Cell Lung Carcinoma | p100_p5 | Chr4:113538895:A>T | Trunk mutation |
| C4orf21 | Melanoma | p043_A | p.P1280L | Trunk mutation |
| C4orf21 | Urothelial Carcinoma | p031_WCM077 | p.R1878C | Private mutation |
| C4orf21 | Urothelial Carcinoma | p031_WCM249 | p.S596I | Private mutation |
| C4orf21 | Urothelial Carcinoma | p142_p17 | - | Private mutation |