Adaptor linked K63 di-Ubiquitin activates Nedd4/Rsp5 E3 ligase
L. Zhu, Q. Zhang, C. Cordeiro, S. Banjade, R. Sardana, Y. Mao, S. D. Emr
The paper shows that Art1, Art4, and Art5 undergo K63-linked di-ubiquitination by Rsp5, enhancing PM recruitment and cargo ubiquitination, while HECT domain exosite protects this modification from cleavage by Ubp2.
bioRxiv · Nov 25, 2021Cell Biology