PRKN KO cell line available to order. KO validated by Western blot. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, Homozygous: 77 bp deletion in exon 2.
AR JP, E3 ubiquitin ligase, E3 ubiquitin-protein ligase parkin, FRA6E, LPRS 2, PARK 2, PDJ, PRKN 2, PRKN2_HUMAN, Parkin 2, Parkinson disease (autosomal recessive juvenile) 2, Parkinson disease (autosomal recessive, juvenile) 2, parkin, Parkinson disease protein 2, Parkinson juvenile disease protein 2, Parkinson protein 2 E3 ubiquitin protein ligase, Parkinson protein 2, E3 ubiquitin protein ligase (parkin), Ubiquitin E3 ligase PRKN
PRKN KO cell line available to order. KO validated by Western blot. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, Homozygous: 77 bp deletion in exon 2.
Upon arrival, the vial should be stored in liquid nitrogen vapor phase and not at -80°C. Storage at -80°C may result in loss of viability.
1. Thaw the vial in 37°C water bath for approximately 1-2 minutes.
2. Transfer the cell suspension (0.8 mL) to a 15 mL/50 mL conical sterile polypropylene centrifuge tube containing 8.4 mL pre-warmed culture medium, wash vial with an additional 0.8 mL culture medium (total volume 10 mL) to collect remaining cells, and centrifuge at 201 x g (rcf) for 5 minutes at room temperature. 10 mL represents minimum recommended dilution. 20 mL represents maximum recommended dilution.
3. Resuspend the cell pellet in 5 mL pre-warmed culture medium and count using a haemocytometer or alternative cell counting method seed all remaining cells into a T25.
4. Incubate the culture at 37°C incubator with 5% CO2. Check the culture one day after revival and continue to check until 80% confluent. Media change can be given if needed.
5. Once confluent passage into an appropriate flask at a density of 2x104 cells/cm2. Seeding density is given as a guide only and should be scaled to align with individual lab schedules. Cultures should be monitored daily.
We will provide viable cells that proliferate on revival.
This product is subject to limited use licenses from The Broad Institute and ERS Genomics Limited, and is developed with patented technology. For full details of the limited use licenses and relevant patents please refer to our limited use license and patent pages.
The Parkin protein also known as PRK8 or Park2 is an E3 ubiquitin ligase with a molecular weight of approximately 52 kDa. This protein plays a critical role in tagging damaged proteins for degradation maintaining cellular health. Parkin is expressed in various tissues with significant levels in dopaminergic neurons in the brain. It is encoded by the PARK2 gene and has been linked to the regulation of mitochondrial quality and autophagy processes contributing to cellular homeostasis.
Parkin is essential for the regulation of mitochondria through its involvement in the mitochondrial quality control system. It functions as part of a complex with other proteins that respond to mitochondrial damage by tagging them with ubiquitin molecules. This mechanism allows for the removal of defective mitochondria via mitophagy critical for preventing the accumulation of damaged cellular components.
Parkin interacts with pathways involved in the cellular stress response particularly the PINK1 (PTEN Induced Kinase 1) pathway. PINK1 phosphorylates Parkin activating it to label damaged mitochondria. Another critical pathway involves proteasomal degradation where Parkin collaborates with Ubiquitin to manage protein turnover. These pathways highlight its relationships with other cellular stress-regulating proteins enhancing our understanding of its roles in maintaining cellular integrity.
Mutations in the gene coding for Parkin are linked to Parkinson's disease (PD) and some forms of juvenile autosomal recessive parkinsonism. The Parkin protein's dysfunctional activity leads to impaired mitochondrial management and protein aggregation in neurons contributing significantly to neurodegenerative disease. In conditions such as PD Parkin interacts with other proteins such as PINK1 reinforcing its role in mitochondrial protection and indicating the protein's importance in disease progression and potential therapeutic targeting.
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Lanes 1 - 4:Merged signal (red and green). Green - Anti-Parkin antibody [PRK8] ab77924 observed at 49 kDa. Red - loading control Anti-GAPDH antibody [EPR16891] - Loading Control ab181602 (Rabbit Anti-GAPDH antibody [EPR16891]) observed at 37 kDa.
Anti-Parkin antibody [PRK8] ab77924 was shown to react with Parkin in wild-type SH-SY5Y cells in Western blot with loss of signal observed in PRKN knockout cell line ab280042 (PRKN knockout cell lysate Human PARK2 (Parkin) knockout SH-SY5Y cell lysate ab280101). Wild-type SH-SY5Y and PRKN knockout cell lysates were subjected to SDS-PAGE. Membranes were blocked in 3 % milk in TBS-T (0.1 % Tween®) before incubation with Anti-Parkin antibody [PRK8] ab77924 and Anti-GAPDH antibody [EPR16891] - Loading Control ab181602 (Rabbit Anti-GAPDH antibody [EPR16891]) overnight at 4 °C at 5 µg/ml and a 1 in 20000 dilution respectively. Blots were incubated with Goat anti-Mouse IgG H&L (IRDye® 800CW) preabsorbed (Goat anti-Mouse IgG H&L (IRDye® 800CW) preadsorbed ab216772) and Goat anti-Rabbit IgG H&L (IRDye® 680RD) preabsorbed (Goat Anti-Rabbit IgG H&L (IRDye® 680RD) preadsorbed ab216777) secondary antibodies at 1 in 20000 dilution for 1 h at room temperature before imaging.
All lanes: Western blot - Anti-Parkin antibody [PRK8] (Anti-Parkin antibody [PRK8] ab77924) at 5 µg/mL
Lane 1: Wild-type SH-SY5Y cell lysate at 20 µg
Lane 2: PRKN knockout SH-SY5Y cell lysate at 20 µg
Lane 2: Western blot - Human PARK2 (Parkin) knockout SH-SY5Y cell line (ab280042)
Lane 3: Human Brain tissue lysate at 20 µg
Lane 4: HUVEC cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 52 kDa
Observed band size: 49 kDa
Human PRKN KO in SH-SY5Y Cells with 77 bp Deletion in Exon 2
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