Small Molecule Inhibition of ERK Dimerization Prevents Tumorigenesis by RAS-ERK Pathway Oncogenes

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Autores de IIS La Fe

Participantes ajenos a IIS La Fe

  • Herrero A
  • Pinto A
  • Colón-Bolea P
  • Casar B
  • Jones M
  • Agudo-Ibáñez L
  • Vidal R
  • Tenbaum SP
  • Nuciforo P
  • Valdizán EM
  • Horvath Z
  • Orfi L
  • Bony E
  • Keri G
  • Rivas G
  • Pazos A
  • Gozalbes R
  • Palmer HG
  • Hurlstone A

Grupos

Abstract

Nearly 50% of human malignancies exhibit unregulated RAS-ERK signaling; inhibiting it is a valid strategy for antineoplastic intervention. Upon activation, ERK dimerize, which is essential for ERK extranuclear, but not for nuclear, signaling. Here, we describe a small molecule inhibitor for ERK dimerization that, without affecting ERK phosphorylation, forestalls tumorigenesis driven by RAS-ERK pathway oncogenes. This compound is unaffected by resistance mechanisms that hamper classical RAS-ERK pathway inhibitors. Thus, ERK dimerization inhibitors provide the proof of principle for two understudied concepts in cancer therapy: (1) the blockade of sub-localization-specific sub-signals, rather than total signals, as a means of impeding oncogenic RAS-ERK signaling and (2) targeting regulatory protein-protein interactions, rather than catalytic activities, as an approach for producing effective antitumor agents.

Datos de la publicación

ISSN/ISSNe:
1535-6108, 1878-3686

CANCER CELL  CELL PRESS

Tipo:
Article
Páginas:
170-182
PubMed:
26267534
Factor de Impacto:
13,740 SCImago
Cuartil:
Q1 SCImago

Citas Recibidas en Web of Science: 114

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Keywords

  • MUTATIONS CONFER RESISTANCE; MAP KINASE ERK2; ACQUIRED-RESISTANCE; CANCER-THERAPY; COLON-CANCER; BRAF; DIMERS; CELLS; MEK; ACTIVATION

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