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gelsolin
a calcium-regulated, actin-modulating protein that binds to the plus (or barbed) ends of actin monomers or filaments, preventing monomer exchange (end-blocking or capping). It can promote the assembly of monomers into filaments (nucleation) as well as sever filaments already formed. Its expression is significantly decreased in many tumors and transformed cell lines. Gelsolin and other proteins including E-cadherin, BRCA, p21WAF, HoxA5, and retinoic acid receptor II are regulated by epigenetic changes in breast cancers. Gelsolin helps mediate the ability of HDAC inhibitors to protect neurons from oxygen/glucose deprivation. Two human isoforms are produced by alternative initiation. Note: This description may include information from UniProtKB.
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| Protein type: Secreted; Motility/polarity/chemotaxis; Actin binding protein; Secreted, signal peptide; Nuclear receptor co-regulator |
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Cellular Component: ruffle; extracellular space; protein complex; perinuclear region of cytoplasm; lamellipodium; extracellular region; cytosol; actin cytoskeleton
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Molecular Function: protein binding; calcium ion binding; actin binding
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Biological Process: regulation of cell adhesion; actin filament severing; phosphoinositide-mediated signaling; apoptosis; vesicle-mediated transport; response to ethanol; actin filament polymerization; tissue regeneration; response to folic acid; oligodendrocyte development; barbed-end actin filament capping; cell structure disassembly during apoptosis; aging
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Reference #:
P06396 (UniProtKB)
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| Alt. Names/Synonyms: Actin-depolymerizing factor; ADF; AGEL; Brevin; DKFZp313L0718; GELS; Gelsolin; gelsolin (amyloidosis, Finnish type); GSN |
| Gene Symbols: GSN |
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Molecular weight: 85,698 Da
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Basal Isoelectric point: 5.9
Predict pI for various phosphorylation states
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CST Pathways:
Regulation of Actin Dynamics
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Protein-Specific Antibodies or siRNAs from Cell Signaling Technology®
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