. . . "HIV-1 Vif stabilizes TP53 by blocking MDM2-induced ubiquitination and inhibits MDM2-mediated nuclear export of TP53, leading to support viral replication through inducing G2 cell cycle arrest" . "The N-terminal region (residues 1-50) of HIV-1 Vif is important for binding to TP53" . "binds" . "stabilizes" .