| Loss of the ARF tumor suppressor reverses premature replicative arrest but not radiation hypersensitivity arising from disabled atm function. | None |
| Tumor suppressor ARF degrades B23, a nucleolar protein involved in ribosome biogenesis and cell proliferation. | None |
| human ARF tumor suppressor binds to Tat-binding protein-1 and has a role in control of cell proliferation | None |
| Overexpression of SPN causes activation of the tumor suppressor protein ARF1. | None |