What question did this study set out to answer?

To engineer a chimeric molecule that artificially recruits a specific target protein to the Skp1–Cullin–F box (SCF) ubiquitin ligase complex for targeted ubiquitination and proteasomal degradation.

July 3, 2001Proceedings of the National Academy of SciencesOpen Access

Protacs: Chimeric molecules that target proteins to the Skp1–Cullin–F box complex for ubiquitination and degradation

View Full Paper

Ask AI

Bookmark

Authors

KSKathleen M. SakamotoInstitute for Stem Cell Biology and Regenerative Medicine KKKyung B. KimUniversidad Nacional de Educación a Distancia AKAkiko KumagaiCalifornia Institute of Technology

Discussion

Member takes

Implication

Experimental study demonstrates targeted ubiquitination and degradation of MetAP-2 using chimeric Protac-1, suggesting a novel strategy to eliminate disease-causing proteins.

Key Points

To engineer a chimeric molecule that artificially recruits a specific target protein to the Skp1–Cullin–F box (SCF) ubiquitin ligase complex for targeted ubiquitination and proteasomal degradation.
Synthesized Protac-1, a bifunctional chimeric compound composed of an IκBα phosphopeptide domain and an ovalicin domain.
Tested the ability of Protac-1 to bridge methionine aminopeptidase-2 (MetAP-2) to the SCF(β-TRCP) ubiquitin ligase complex in vitro.
Protac-1 successfully tethered MetAP-2 to the SCF(β-TRCP) complex by simultaneously engaging both binding partners.
MetAP-2 underwent robust ubiquitination and degradation in a Protac-1-dependent manner.

Cite This Study

Sakamoto et al. (2001) studied this question.

synapsesocial.com/papers/69d891d4d56ca42147d18ca5 https://doi.org/10.1073/pnas.141230798

View Full Paper

Ask AI

Bookmark

Implication

Experimental study demonstrates targeted ubiquitination and degradation of MetAP-2 using chimeric Protac-1, suggesting a novel strategy to eliminate disease-causing proteins.

Protacs: Chimeric molecules that target proteins to the Skp1–Cullin–F box complex for ubiquitination and degradation

Discussion

Member takes

Implication

Key Points

Cite This Study

Protacs: Chimeric molecules that target proteins to the Skp1–Cullin–F box complex for ubiquitination and degradation

Discussion

Member takes

Implication

Key Points

Cite This Study

Also Consider

Also Consider