The many ways of Wnt in cancer

P Polakis - Current opinion in genetics & development, 2007‏ - Elsevier
More than 20 years ago, the oncogenicity of a Wnt ligand was revealed in a series of
experiments originating with random proviral integration in mice. The significance of Wnt …

Protein phosphatase 2A regulatory subunits and cancer

PJA Eichhorn, MP Creyghton, R Bernards - Biochimica et Biophysica Acta …, 2009‏ - Elsevier
The serine/threonine protein phosphatase (PP2A) is a trimeric holoenzyme that plays an
integral role in the regulation of a number of major signaling pathways whose deregulation …

[HTML][HTML] Selective PP2A enhancement through biased heterotrimer stabilization

D Leonard, W Huang, S Izadmehr, CM O'Connor… - Cell, 2020‏ - cell.com
Impairment of protein phosphatases, including the family of serine/threonine phosphatases
designated PP2A, is essential for the pathogenesis of many diseases, including cancer. The …

[HTML][HTML] CIP2A inhibits PP2A in human malignancies

MR Junttila, P Puustinen, M Niemelä, R Ahola… - Cell, 2007‏ - cell.com
Inhibition of protein phosphatase 2A (PP2A) activity has been identified as a prerequisite for
the transformation of human cells. However, the molecular mechanisms by which PP2A …

Structural mechanism for inhibition of PP2A-B56α and oncogenicity by CIP2A

K Pavic, N Gupta, JD Omella, R Derua, A Aakula… - Nature …, 2023‏ - nature.com
The protein phosphatase 2A (PP2A) heterotrimer PP2A-B56α is a human tumour
suppressor. However, the molecular mechanisms inhibiting PP2A-B56α in cancer are poorly …

Human Merkel cell polyomavirus small T antigen is an oncoprotein targeting the 4E-BP1 translation regulator

M Shuda, HJ Kwun, H Feng, Y Chang… - The Journal of clinical …, 2011‏ - jci.org
Merkel cell polyomavirus (MCV) is the recently discovered cause of most Merkel cell
carcinomas (MCCs), an aggressive form of nonmelanoma skin cancer. Although MCV is …

Structure of the protein phosphatase 2A holoenzyme

Y Xu, Y **ng, Y Chen, Y Chao, Z Lin, E Fan, WY Jong… - Cell, 2006‏ - cell.com
Summary Protein Phosphatase 2A (PP2A) plays an essential role in many aspects of
cellular physiology. The PP2A holoenzyme consists of a heterodimeric core enzyme, which …

Crystal structure of a protein phosphatase 2A heterotrimeric holoenzyme

US Cho, W Xu - Nature, 2007‏ - nature.com
Abstract Protein phosphatase 2A (PP2A) is a principal Ser/Thr phosphatase, the
deregulation of which is associated with multiple human cancers, Alzheimer's disease and …

Species-and cell type-specific requirements for cellular transformation

A Rangarajan, SJ Hong, A Gifford, RA Weinberg - Cancer cell, 2004‏ - cell.com
Recent evidence suggests that human cells require more genetic changes for neoplastic
transformation than do their murine counterparts. However, a precise enumeration of these …

Regulation of phosphorylation of Thr-308 of Akt, cell proliferation, and survival by the B55α regulatory subunit targeting of the protein phosphatase 2A holoenzyme to …

YC Kuo, KY Huang, CH Yang, YS Yang, WY Lee… - Journal of Biological …, 2008‏ - jbc.org
Akt is a protein serine/threonine kinase that is involved in the regulation of diverse cellular
processes. Phosphorylation of Akt at regulatory residues Thr-308 and Ser-473 leads to its …