3qik
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Crystal structure of the first PDZ domain of PREX1
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Structural highlights
FunctionPREX1_HUMAN Functions as a RAC guanine nucleotide exchange factor (GEF), which activates the Rac proteins by exchanging bound GDP for free GTP. Its activity is synergistically activated by phosphatidylinositol 3,4,5-trisphosphate and the beta gamma subunits of heterotrimeric G protein. May function downstream of heterotrimeric G proteins in neutrophils. Contents | ||||||||||||||||||||
This page was last modified 10:48, 21 February 2024.