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E2F1 - E2F transcription factor 1
Entrez Gene Name: E2F transcription factor 1
Synonyms: E2f, E2F1, E2f1 predicted, KIAA4009, mKIAA4009, RBAP1, RBBP3, RBP3

Gene Summary

  • Human (1869): The protein encoded by this gene is a member of the E2F family of transcription factors. The E2F family plays a crucial role in the control of cell cycle and action of tumor suppressor proteins and is also a target of the transforming proteins of small DNA tumor viruses. The E2F proteins contain several evolutionally conserved domains found in most members of the family. These domains include a DNA binding domain, a dimerization domain which determines interaction with the differentiation regulated transcription factor proteins (DP), a transactivation domain enriched in acidic amino acids, and a tumor suppressor protein association domain which is embedded within the transactivation domain. This protein and another 2 members, E2F2 and E2F3, have an additional cyclin binding domain. This protein binds preferentially to retinoblastoma protein pRB in a cell-cycle dependent manner. It can mediate both cell proliferation and p53-dependent/independent apoptosis. [provided by RefSeq]
  • Rat (399489): transcription factor; involved in controling the G1/S transition of eukaryotic cells [RGD]

Cell Regulation

Regulates:
  • CCNE1
  • CDKN2A
  • TP53
View all 250 in IPA
Regulated by:
  • RB1
  • MDM2
  • E2F1
View all 241 in IPA
Binds:
  • RB1
  • TFDP1
  • RBL1
View all 325 in IPA
Role in cell:
  • apoptosis
  • S phase
  • cell cycle progression
View all 42 in IPA
Disease:
  • tumorigenesis
  • neoplasia
  • cancer
View all 24 in IPA

Biological Process

apoptosis, cell cycle, cell proliferation, forebrain development, G1 phase of mitotic cell cycle, G1/S transition of mitotic cell cycle, negative regulation of transcription from RNA polymerase II promoter, positive regulation of transcription from RNA polymerase II promoter, positive regulation of transcription, DNA-dependent, regulation of cell cycle, regulation of transcription, regulation of transcription, DNA-dependent, transcription

Cellular Components

cytoplasm, nucleoplasm, nucleus, transcription factor complex

Literature References

  • 16481464Hallstrom TC, Nevins JR. Jab1 is a specificity factor for E2F1-induced apoptosis.Genes Dev 2006 Mar 01;20(5):613-23
  • 12757710Iakova P, Awad SS, Timchenko NA. Aging Reduces Proliferative Capacities of Liver by Switching Pathways of C/EBPalpha Growth Arrest.Cell 2003 May 16;113(4):495-506
  • 12065415Wang S, Zhang B, Faller DV. Prohibitin requires Brg-1 and Brm for the repression of E2F and cell growth.EMBO J 2002 Jun 17;21(12):3019-28
  • View 4268 categorized literature findings and their references in IPA

Molecular Functions

DNA binding, protein binding, transcription activator activity, transcription corepressor activity, transcription factor activity, transcription factor binding

Protein Domains

dimerization domain, DNA binding domain, marked box, protein binding, transcription activation domain, transcription co-repressor, transcription factor, transcription factor binding, transcription regulator, transcriptional activator

Subcellular Locations

chromatin, cytoplasm, intranuclear region, nuclear fraction, nucleoplasm, nucleus