Figure 2.

Characterization of ubiquitinated PTEN. (A) PIP3 hydrolase assay of recombinant and semisynthetic PTEN with 160 μM soluble PIP3. (B) Phosphatase protection assay of PTEN with 25 nM λ-phosphatase. (C) Vesicle pulldown assay of PTEN with PIP2 containing vesicles.