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Highest antigen sequence indentity to the following orthologs: Mouse (92%), Rat (92%).
This recombinant protein control fragment may be used for blocking experiments with the corresponding antibody, PA5-58550. In IHC/ICC and WB experiments, we recommend a 100x molar excess of the protein fragment control based on the concentration and the molecular weight. Pre-incubate the antibody-protein control fragment mixture for 30 min at room temperature.
GTPase-activating protein (GAP) that stimulates the GTPase activity of Rho-type GTPases. Thereby, controls Rho-type GTPases cycling between their active GTP-bound and inactive GDP-bound states. Acts as a GAP at least for CDC42 and RAC1 (PubMed:11431473). In neurons, is involved in dendritic spine formation and synaptic plasticity in a specific RAC1-GAP activity. Limits the initiation of exploratory dendritic filopodia. Recruited to actin-patches that seed filopodia, binds specifically to plasma membrane sections that are deformed inward by acto-myosin mediated contractile forces. Acts through GAP activity on RAC1 to reduce actin polymerization necessary for filopodia formation. In association with SHANK3, promotes GRIA1 exocytosis from recycling endosomes and spine morphological changes associated to long-term potentiation. [UniProt]
仅用于科研。不用于诊断过程。未经明确授权不得转售。
蛋白别名: NPC-A-10; Rho GTPase-activating protein 44; rho GTPase-activating protein RICH2; Rho-type GTPase-activating protein RICH2; RhoGAP interacting with CIP4 homologs protein 2; RICH-2
基因别名: ARHGAP44; KIAA0672; NPC-A-10; RICH2
UniProt ID: (Human) Q17R89
Entrez Gene ID: (Human) 9912