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AB265176

Human RARA (Retinoic Acid Receptor alpha) knockout HeLa cell line

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RARA KO cell line available to order. KO validated. Free of charge wild type control available. Knockout achieved by using CRISPR/Cas9, Homozygous: 1 bp insertion in exon 7. To order both knockout and wild-type control cells: select '2 x 1000000 Cells/vial'. To order only knockout cells: select '1000000 Cells/vial'.
2 Images
Western blot - Human RARA (Retinoic Acid Receptor alpha) knockout HeLa cell line (AB265176)
  • WB

Lab

Western blot - Human RARA (Retinoic Acid Receptor alpha) knockout HeLa cell line (AB265176)

Lanes 1 - 4 : Merged signal (red and green). Green - ab275745 observed at 40 kDa. Red - loading control ab8245 (Mouse anti-GAPDH antibody [6C5]) observed at 37 kDa.

ab275745 was shown to react with Retinoic Acid Receptor alpha in wild-type HeLa cells in western blot. The bands observed in RARA knockout cell line ab265176 (RARA knockout cell lysate ab257629) below 40 kDa may represent truncated forms and cleaved fragments. This has not been investigated further. Wild-type and RARA CRISPR/Cas9 HeLa edited cell lysates were subjected to SDS-PAGE. Membranes were blocked in 3 % milk in TBS-T (0.1 % Tween®) before incubation with ab275745 and ab8245 (Mouse anti-GAPDH antibody [6C5]) overnight at 4° at a 1 in 1000 dilution and a 1 in 20000 dilution respectively. Blots were incubated with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (ab216776) secondary antibodies at 1 in 20000 dilution for 1 h at room temperature before imaging.

All lanes:

Western blot - Anti-Retinoic Acid Receptor alpha antibody [EPR23871-271] (<a href='/en-us/products/primary-antibodies/retinoic-acid-receptor-alpha-antibody-epr23871-271-ab275745'>ab275745</a>) at 1/1000 dilution

Lane 1:

Wild-type HeLa cell lysate at 20 µg

Lane 2:

RARA CRISPR-Cas9 edited HeLa cell lysate at 20 µg

Lane 2:

Western blot - Human RARA (Retinoic Acid Receptor alpha) knockout HeLa cell line (ab265176)

Lane 3:

MCF7 cell lysate at 20 µg

Lane 4:

HepG2 cell lysate at 20 µg

Predicted band size: 51 kDa

Observed band size: 50-55 kDa

false

Sanger Sequencing - Human RARA (Retinoic Acid Receptor alpha) knockout HeLa cell line (AB265176)
  • Sanger seq

Unknown

Sanger Sequencing - Human RARA (Retinoic Acid Receptor alpha) knockout HeLa cell line (AB265176)

Homozygous : 1 bp insertion in exon 7.

Key facts

Cell type

HeLa

Species or organism

Human

Tissue

Cervix

Form

Liquid

form

Knockout validation

Sanger Sequencing

Mutation description

Knockout achieved by using CRISPR/Cas9, Homozygous: 1 bp insertion in exon 7

Antibiotic resistance

Puromycin 1µg/mL

Disease

Adenocarcinoma

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "WB": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p>Western blot data indicates that the CRISPR gene edit may have resulted in a truncation of the protein of interest. Please see data images.</p>" } } }

Product details

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, ERS Genomics Limited and Sigma-Aldrich Co. LLC, and is developed with patented technology. For full details of the licenses and patents please refer to our limited use license and patent pages.

What's included?

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Properties and storage information

Gene name
RARA
Gene editing type
Knockout
Gene editing method
CRISPR technology
Knockout validation
Sanger Sequencing
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.

Retinoic Acid Receptor alpha (RARA) a member of the nuclear receptor superfamily functions as a transcription factor activated by retinoic acid. Commonly referenced in literature RARA has an approximate molecular mass of 50 kDa. It is expressed in a variety of tissues including the liver the lung and the immune system. By forming heterodimers with retinoid X receptors RARA regulates the transcription of genes linked to cell differentiation proliferation and apoptosis.
Biological function summary

RARA plays an essential role in mediating the effects of retinoic acid in the body. It is part of a larger receptor complex that interacts with co-regulators to modulate gene expression. This process is significant for embryonic development and the maintenance of normal physiological functions. Through its action RARA contributes to the proper development of organs and is critical for maintaining immune homeostasis and enabling the cellular response to environmental changes.

Pathways

RARA's activity impacts important signaling routes such as the retinoic acid signaling pathway and the Wnt signaling pathway. It collaborates with proteins like retinoid X receptors (RXRs) and other nuclear receptors to influence gene expression processes. These pathways maintain cellular differentiation and tissue homeostasis demonstrating RARA's integrative role in cellular signaling and communication.

RARA's dysregulation has been linked to acute promyelocytic leukemia (APL) and some autoimmune diseases. In APL aberrant fusion proteins involving RARA disrupt normal transcriptional regulation leading to malignant transformation. Additionally the interaction of RARA with proteins such as promyelocytic leukemia protein (PML) further influences the disease's development. Research on these associations highlights the therapeutic potential of targeting RARA activities for disease intervention and treatment strategies.

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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