Article
Structural basis for translational inhibition by the tumour suppressor Pdcd4.
The EMBO journal - 4 Feb 2009
Loh Portia G, Yang Hsin-Sheng, Walsh Martin A, Wang Qing, Wang Xiaoxing, Cheng Zhihong, Liu Dingxiang, Song Haiwei
Abstract excerpt
Pdcd4 is a tumour suppressor protein. It inhibits translation through interaction with translation initiator eIF4A, resulting in the suppression of neoplastic transformation and tumour invasion. Here, we present the crystal structures of an N-terminal-truncated Pdcd4 in free form and in complex with eIF4A. Upon binding to eIF4A, Pdcd4 undergoes a marked conformational change to form a heterotrimeric complex with...
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