+E2f refers to a family of [Transcription Factors](/wiki/Transcription_Factors) vital for orchestrating the cell's journey through its [Cell Cycle](/wiki/Cell_Cycle). These proteins regulate gene expression, particularly those involved in DNA synthesis, acting as critical gatekeepers for cell proliferation and sometimes apoptosis.
+## See also
+- [Rb Protein](/wiki/Rb_Protein)
+- [Apoptosis](/wiki/Apoptosis)
+- [Gene Expression](/wiki/Gene_Expression)
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