- Tel: 858.663.9055
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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
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Parkin Antibody / E3 Ubiquitin Ligase Antibody detects Parkin, a RING-between-RING (RBR) E3 ubiquitin ligase encoded by the PRKN gene, historically designated PARK2. Parkin participates in ubiquitin-dependent protein regulation and is particularly important in mitochondrial quality control. Its close association with PINK1-dependent mitophagy and inherited forms of Parkinson disease has made Parkin an extensively studied protein in neuroscience, mitochondrial biology, autophagy and neurodegeneration.
Parkin functions as an E3 ubiquitin ligase that transfers ubiquitin to selected protein substrates. Under normal conditions, Parkin is maintained largely in an autoinhibited state. Following mitochondrial damage and loss of mitochondrial membrane potential, the kinase PINK1 accumulates on the outer mitochondrial membrane. PINK1 phosphorylates ubiquitin and Parkin, promoting Parkin activation and recruitment to damaged mitochondria. A Parkin Antibody can therefore be useful for investigating expression and localization of a central component of the PINK1-Parkin mitochondrial quality-control pathway.
Activated Parkin ubiquitinates multiple proteins on the outer mitochondrial membrane, generating ubiquitin signals that help recruit downstream machinery involved in mitochondrial turnover. These events contribute to mitophagy, a selective form of autophagy through which damaged or dysfunctional mitochondria can be removed. The PINK1-Parkin pathway is consequently an important experimental model for studying how cells recognize mitochondrial damage and maintain a functional mitochondrial population.
PRKN is also strongly associated with Parkinson disease research. Pathogenic variants in PRKN are an established cause of autosomal recessive juvenile and early-onset parkinsonism. Loss or impairment of Parkin activity can interfere with ubiquitin signaling and mitochondrial homeostasis, providing an important connection between mitochondrial dysfunction and mechanisms of neurodegeneration. Parkin is therefore studied alongside PINK1 and other proteins involved in mitochondrial dynamics, oxidative stress, autophagy and neuronal survival.
NSJ Bioreagents offers Parkin Antibody reagents for investigating Parkin expression and function. An E3 Ubiquitin Ligase Antibody targeting Parkin can support research into ubiquitination, PINK1-Parkin signaling, mitophagy, mitochondrial quality control, Parkinson disease and molecular mechanisms contributing to neurodegeneration.
Researchers studying Parkin in mitophagy and mitochondrial quality control can explore our Mitochondria Marker Antibody page for additional targets involved in mitochondrial function, dynamics and homeostasis.
Titration of the Parkin Antibody / E3 Ubiquitin Ligase Antibody may be required due to differences in protocols and secondary/substrate sensitivity.
A portion of amino acids 111-140 from the human protein was used as the immunogen for this Parkin antibody.
Aliquot the Parkin antibody and store frozen at -20oC or colder. Avoid repeated freeze-thaw cycles.
Parkin antibody, PRKN antibody, PARK2 antibody, E3 Ubiquitin Ligase Parkin antibody, Parkin RBR E3 Ubiquitin Protein Ligase antibody, Parkinson Disease Protein 2 antibody
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