Article
The human Cdc34 carboxyl terminus contains a non-covalent ubiquitin binding activity that contributes to SCF-dependent ubiquitination.
The Journal of biological chemistry - 4 Jun 2010
Choi Yun-Seok, Wu Kenneth, Jeong Kwiwan, Lee Daeyoup, Jeon Young Ho, Choi Byong-Seok, Pan Zhen-Qiang, Ryu Kyoung-Seok, Cheong Chaejoon
Abstract excerpt
Cdc34 is an E2 ubiquitin-conjugating enzyme that functions in conjunction with SCF (Skp1.Cullin 1.F-box) E3 ubiquitin ligase to catalyze covalent attachment of polyubiquitin chains to a target protein. Here we identified direct interactions between the human Cdc34 C terminus and ubiquitin using NMR chemical shift perturbation assays. The ubiquitin binding activity was mapped to two separate Cdc34 C-terminal...
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