- Tel: 858.663.9055
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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
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SPTAN1 antibody recognizes Spectrin alpha chain, non-erythrocytic 1, also known as Alpha II spectrin antibody and NEAS antibody, a large cytoskeletal scaffolding protein encoded by the SPTAN1 gene. Spectrin alpha chain, non-erythrocytic 1 is widely expressed in non-erythroid tissues and localizes primarily to the cytoplasm and inner surface of the plasma membrane, where it forms heterodimers with beta spectrin to generate a supportive submembranous cytoskeletal network. SPTAN1 Antibody Protein Microarray Validated is developed to detect endogenous SPTAN1 in research applications focused on cytoskeletal organization and membrane stability.
SPTAN1 plays a critical role in maintaining cell shape, mechanical integrity, and membrane protein positioning. Through assembly into tetrameric spectrin complexes, Alpha II spectrin links transmembrane proteins to the actin cytoskeleton, regulating membrane architecture and intracellular signaling. The protein is particularly abundant in neurons, where it contributes to axonal stability, synaptic organization, and dendritic structure. It is also present in epithelial and other somatic cell types, reflecting its essential function in non-erythroid cellular architecture.
Alpha II spectrin participates in multiple signaling pathways through interactions with ion channels, adhesion molecules, and regulatory proteins. During apoptosis and cellular injury, SPTAN1 undergoes proteolytic cleavage by calpains and caspases, generating characteristic spectrin breakdown products widely studied as markers of cytoskeletal disruption. These fragments are frequently evaluated in neurodegenerative disease research and models of traumatic brain injury, where spectrin integrity correlates with cellular viability and structural stability.
The SPTAN1 gene is located on chromosome 9q33.2 and encodes a multidomain protein composed of spectrin repeats that mediate dimerization and actin binding. Mutations in SPTAN1 have been associated with neurodevelopmental disorders, including epileptic encephalopathy and other neurological syndromes, underscoring its importance in neuronal development and maintenance. Alterations in spectrin organization have also been linked to changes in cell motility and tumor progression.
Clone SPTAN1/3505 is a mouse monoclonal antibody evaluated by protein microarray screening to support specificity assessment across a broad panel of recombinant proteins. By targeting Spectrin alpha chain, non-erythrocytic 1, SPTAN1 Antibody Protein Microarray Validated facilitates studies of cytoskeletal architecture, neuronal injury, apoptosis-related proteolysis, and spectrin-mediated signaling pathways.
Optimal dilution of the SPTAN1 antibody should be determined by the researcher.
A portion of amino acids 2351-2475 was used as the immunogen for the SPTAN1 antibody.
Aliquot the SPTAN1 antibody and store frozen at -20oC or colder. Avoid repeated freeze-thaw cycles.
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