Article
Structural requirements for Yersinia YopJ inhibition of MAP kinase pathways.
PloS one - 2 Jan 2008
Hao Yi-Heng, Wang Yong, Burdette Dara, Mukherjee Sohini, Keitany Gladys, Goldsmith Elizabeth, Orth Kim
Abstract excerpt
MAPK signaling cascades are evolutionally conserved. The bacterial effector, YopJ, uses the unique activity of Ser/Thr acetylation to inhibit the activation of the MAPK kinase (MKK) and prevent activation by phosphorylation. YopJ is also able to block yeast MAPK signaling pathways using this mechanism. Based on these observations, we performed a genetic screen to isolate mutants in the yeast MKK, Pbs2, that...
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