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AB265539

Human PKP3 (Plakophilin 3) knockout HeLa cell line

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PKP3 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: 5 bp deletion in exon 1.

View Alternative Names

PKP3_HUMAN, Plakophilin 3b, Plakophilin-3

2 Images
Western blot - Human PKP3 (Plakophilin 3) knockout HeLa cell line (AB265539)
  • WB

Unknown

Western blot - Human PKP3 (Plakophilin 3) knockout HeLa cell line (AB265539)

False colour image of Western blot : Anti-Plakophilin 3 antibody [EPR5560] staining at 1/10000 dilution shown in green; Mouse anti-GAPDH antibody [6C5] (ab8245) loading control staining at 1/20000 dilution shown in red. In Western blot ab109441 was shown to bind specifically to Plakophilin 3. A band was observed at 70 and 80 kDa in wild-type HeLa cell lysates with no signal observed at this size in PKP3 CRISPR-Cas9 edited cell line ab265539 (CRISPR-Cas9 edited cell lysate ab258120). The band observed in the CRISPR-Cas9 edited lysate lane below 70 and 80 kDa is likely to represent a truncated form of Plakophilin 3. This has not been investigated further and the functional properties of the gene product have not been determined. To generate this image wild-type and PKP3 CRISPR-Cas9 edited HeLa cell lysates were analysed. First samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 3 % milk in TBS-0.1 % Tween® 20 (TBS-T) before incubation with primary antibodies overnight at 4 °. Blots were washed four times in TBS-T incubated with secondary antibodies for 1 h at room temperature washed again four times then imaged.Secondary antibodies used were Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (ab216776) at 1/20000 dilution.

All lanes:

Western blot - Anti-Plakophilin 3 antibody [EPR5560] (<a href='/en-us/products/primary-antibodies/plakophilin-3-antibody-epr5560-ab109441'>ab109441</a>) at 1/10000 dilution

Lane 1:

Wild-type HeLa cell lysate at 20 µg

Lane 2:

PKP3 CRISPR-Cas9 edited HeLa cell lysate at 20 µg

Lane 2:

Western blot - Human PKP3 (Plakophilin 3) knockout HeLa cell lysate (<a href='/en-us/products/cell-lysates/human-pkp3-plakophilin-3-knockout-hela-cell-lysate-ab258120'>ab258120</a>)

Lane 2:

Western blot - Human PKP3 (Plakophilin 3) knockout HeLa cell line (ab265539)

Lane 3:

A431 cell lysate at 20 µg

Lane 4:

Jurkat cell lysate at 20 µg

Predicted band size: 87 kDa

Observed band size: 70 kDa,80 kDa

false

Sanger Sequencing - Human PKP3 (Plakophilin 3) knockout HeLa cell line (AB265539)
  • Sanger seq

Unknown

Sanger Sequencing - Human PKP3 (Plakophilin 3) knockout HeLa cell line (AB265539)

Homozygous : 5 bp deletion in exon 1.

Key facts

Cell type

HeLa

Species or organism

Human

Tissue

Cervix

Form

Liquid

form

Knockout validation

Sanger Sequencing,Western blot

Mutation description

Knockout achieved by using CRISPR/Cas9, Homozygous: 5 bp deletion in exon 1

Disease

Adenocarcinoma

Product details

Recommended control: Human wild-type HeLa cell line (ab255928). Please note a wild-type cell line is not automatically included with a knockout cell line order, if required please add recommended wild-type cell line at no additional cost using the code WILDTYPE-TMTK1.

We will provide viable cells that proliferate on revival.

Western blot data indicates that the CRISPR gene edit may have resulted in a truncation of the protein of interest. Please see data images.

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.

What's included?

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Properties and storage information

Gene name
PKP3
Gene editing type
Knockout
Gene editing method
CRISPR technology
Knockout validation
Sanger Sequencing, Western blot
Zygosity
Homozygous
Shipped at conditions
Dry Ice
Appropriate short-term storage conditions
-196°C
Appropriate long-term storage conditions
-196°C

Handling procedures

Initial handling guidelines

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.

Subculture guidelines
  • All seeding densities should be based on cell counts gained by established methods.
  • A guide seeding density of 2x104 cells/cm2 is recommended.
  • Cells should be passaged when they have achieved 80-90% confluence.
Culture medium

DMEM (High Glucose) + 10% FBS

Cryopreservation medium

Cell Freezing Medium-DMSO Serum free media, contains 8.7% DMSO in MEM supplemented with methyl cellulose.

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Plakophilin 3 often referred to as PKP3 is a member of the Armadillo family of proteins. PKP3 is a desmosomal plaque protein with a known molecular mass of approximately 84 kDa. It localizes primarily to desmosomes and the nucleus where it contributes to cell-cell adhesion. PKP3 is commonly expressed in epithelial tissues where it helps maintain the structural integrity of epithelial sheets by binding to desmosomal cadherins.
Biological function summary

Plakophilin 3 plays a vital role in stabilizing junctional complexes by anchoring desmosomal components to the cytoskeleton. It usually forms a part of the desmosome a cellular structure composed of desmogleins desmocollins and plakoglobin. Through these interactions PKP3 contributes to the robust mechanical strength of tissue architecture and participates in signaling pathways that regulate cell proliferation and differentiation.

Pathways

Plakophilin 3 integrates into desmosome-related signaling pathways notably the intercellular adhesion pathways and the Wnt signaling pathway. PKP3 associates with proteins such as plakoglobin and β-catenin which are also involved in Wnt signaling influencing cell-cell contact and transcriptional regulation. These pathways are important for maintaining the balance between cell adhesion and cellular signaling ensuring appropriate responses to developmental and environmental cues.

Plakophilin 3 shows a connection to certain forms of cancer including prostate cancer and squamous cell carcinoma. PKP3 expression levels have an association with tumor progression and metastasis. In prostate cancer for instance altered expression of desmosomal components such as PKP3 can influence cancer cell adhesion and mobility. PKP3 interacts with proteins like E-cadherin in these pathological states which can affect adhesion properties and promote malignancy.

Quality control

STR analysis

CSF1PO, D13S317, D7S820, D5S818, TH01, D16S539, TPOX

Cell culture

Biosafety level

EU: 2 US: 2

Adherent/suspension

Adherent

Gender

Female

Product protocols

Product promise

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