背景
domain:The DHR-2 domain is necessary for the GEF activity.,function:Guanine nucleotide-exchange factor (GEF) that activates CDC42 by exchanging bound GDP for free GTP.,miscellaneous:'Zizim' means 'spike' in Hebrew.,PTM:Phosphorylated upon DNA damage, probably by ATM or ATR.,similarity:Belongs to the DOCK family.,similarity:Contains 1 DHR-1 (CZH-1) domain.,similarity:Contains 1 DHR-2 (CZH-2) domain.,similarity:Contains 1 PH domain.,subunit:Interacts with CDC42.,