developmental stage:Very strong staining is detected in the Purkinje cell layer and in part of the molecular layer of the infant brain compared to adult brain. ,Function:Probably involved in connections of major cytoskeletal structures to the plasma membrane. In epithelial cells , required for the formation of microvilli and membrane ruffles on the apical pole. Along with PLEKHG6 , required for normal macropinocytosis. ,PTM:Phosphorylated by tyrosine-protein kinases. ,similarity:Contains 1 FERM domain. ,subcellular location:Localization to the apical membrane of parietal cells depends on the interaction with MPP5. Localizes to cell extensions and peripheral processes of astrocytes (By similarity) . Microvillar peripheral membrane protein (cytoplasmic side) . ,subunit:Interacts with MPP5 (By similarity) . Interacts with SLC9A3R1 and SCYL3/PACE1. Interacts with PLEKHG6. Interacts with NGX6. ,tissue specificity:Expressed in cerebral cortex , basal ganglia , hippocampus , hypophysis , and optic nerve. Weakly expressed in brain stem and diencephalon. Stronger expression was detected in gray matter of frontal lobe compared to white matter (at protein level) . Component of the microvilli of intestinal epithelial cells. Preferentially expressed in astrocytes of hippocampus , frontal cortex , thalamus , parahippocampal cortex , amygdala , insula , and corpus callosum. Not detected in neurons in most tissues studied. ,
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