Search Thermo Fisher Scientific
Search Thermo Fisher Scientific
Invitrogen
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Highest antigen sequence indentity to the following orthologs: Mouse (84%), Rat (84%).
This recombinant protein control fragment may be used for blocking experiments with the corresponding antibody, PA5-53909. 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.
Phosphoinositide-binding protein which associates with both cell and endoplasmic reticulum (ER) membranes. Can bind to the ER membrane protein VAPA and recruit VAPA to plasma membrane sites, thus linking these intracellular compartments. The ORP3-VAPA complex stimulates RRAS signaling which in turn attenuates integrin beta-1 (ITGB1) activation at the cell surface. With VAPA, may regulate ER morphology. Has a role in regulation of the actin cytoskeleton, cell polarity and cell adhesion. Binds to phosphoinositides with preference for PI(3,4)P2 and PI(3,4,5)P3. Also binds 25-hydroxycholesterol and cholesterol.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
Protein Aliases: 2810480G15Rik; RNA-binding motif protein 28; RNA-binding protein 28
Gene Aliases: ANES; RBM28
UniProt ID: (Human) Q9NW13
Entrez Gene ID: (Human) 55131
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