Article
Structural insights into substrate recognition by the SOCS2 E3 ubiquitin ligase.
Nature communications - 10 Jun 2019
Kung Wei-Wei, Ramachandran Sarath, Makukhin Nikolai, Bruno Elvira, Ciulli Alessio
Abstract excerpt
The suppressor of cytokine signaling 2 (SOCS2) acts as substrate recognition subunit of a Cullin5 E3 ubiquitin ligase complex. SOCS2 binds to phosphotyrosine-modified epitopes as degrons for ubiquitination and proteasomal degradation, yet the molecular basis of substrate recognition has remained elusive. Here, we report co-crystal structures of SOCS2-ElonginB-ElonginC in complex with phosphorylated peptides from...
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