developmental stage:Expressed in fetal kidney.,Domain:The SH3 domain mediates interaction with NOXO1 and NCF1 and has autoregulatory function.,Domain:The TPR repeats mediate interaction with RAC1.,Function:Functions as an activator of NOX1, a superoxide-producing NADPH oxidase. Functions in the production of reactive oxygen species (ROS) which participate in a variety of biological processes including host defense, hormone biosynthesis, oxygen sensing and signal transduction. May also activate CYBB/gp91phox and NOX3.,PTM:Interaction with YWHAZ depends on phosphorylation by PKA.,similarity:Belongs to the NCF2/NOXA1 family.,similarity:Contains 1 OPR domain.,similarity:Contains 1 SH3 domain.,similarity:Contains 4 TPR repeats.,subcellular location:Translocation to membranes depends on NOXO1 or NCF1 and maybe RAC1.,subunit:NOX1, NOXA1, NOXO1, RAC1 and CYBA forms a functional multimeric complex supporting ROS production. Interaction with YWHAZ prevents the interaction of NOXA1 with NOXO1 and RAC1 and its targeting to membranes, hence reducing its ability to activate NOX1.,tissue specificity:Widely expressed. Detected in pancreas, liver, kidney, spleen, prostate, small intestine and colon.,
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