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AB301254

Human SPHK1 knockout A549 cell line

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SPHK1 KO cell line available to order. KO validated by Next Generation Sequencing, Western blot. Free of charge wild type control available. 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 SPHK1 knockout A549 cell line (AB301254)
  • WB

Lab

Western blot - Human SPHK1 knockout A549 cell line (AB301254)

Western blot : Rabbit Monoclonal[EPR24511-37] to SPHK1 ab302714 staining at 1/1000 dilution, shown in green; Mouse anti alpha Tubulin (ab7291) loading control staining at 1/20,000 dilution, shown in magenta. A band was observed at 55 kDa in Wild-type A549 cell lysates with no signal observed at this size in SPHK1 knockout A549 cell line (ab301254). To generate this image, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 100pc LICOR in TBS-0.1 % Tween® 20 (TBS-T) before incubation with primary antibodies overnight at 4°C. 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 800CW & Goat anti-Mouse 680RD at 1/20,000 dilution.

All lanes:

Western blot - Anti-SPHK1 antibody [EPR24511-37] (<a href='/en-us/products/primary-antibodies/sphk1-antibody-epr24511-37-ab302714'>ab302714</a>) at 1/1000 dilution

Lane 1:

Wild-type A549 at 20 µg

Lane 2:

Western blot - Human SPHK1 knockout A549 cell line (ab301254) at 20 µg

Lane 3:

HeLa at 20 µg

Lane 4:

Raji at 20 µg

Secondary

All lanes:

Goat anti-Rabbit 800CW & Goat anti-Mouse 680RD at 1/20000 dilution

Predicted band size: 85 kDa

Observed band size: 85 kDa

false

Next Generation Sequencing - Human SPHK1 knockout A549 cell line (AB301254)
  • NGS

Lab

Next Generation Sequencing - Human SPHK1 knockout A549 cell line (AB301254)

1 bp insertion and 1 bp insertion after Phe34

Key facts

Cell type

A549

Species or organism

Human

Tissue

Lung

Form

Liquid

form

Knockout validation

Next Generation Sequencing,Western blot

Disease

Carcinoma

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "NGS": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "WB": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Product details

Although we aim to provide customers with a homozygous clone, feasibility will be dependent on the biology of the protein. Should only heterozygous edits be achieved, you will be notified of the outcome and be asked to confirm whether the cell line is acceptable. All clones will be accompanied with DNA sequencing data, and the mutation description.

Recommended control: Human wild-type A549 cell line (ab288558). 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.

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.

Properties and storage information

Gene name
SPHK1
Gene editing type
Knockout
Gene editing method
CRISPR technology
Knockout validation
Next Generation Sequencing, Western blot
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.
  • Do not allow the cell density to exceed 7x104 cells/cm2.
Culture medium

F-12K + 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.

SPHK1 also known as sphingosine kinase 1 is an enzyme that catalyzes the phosphorylation of sphingosine to produce sphingosine-1-phosphate (S1P). This target has a molecular mass of approximately 47 kDa. SPHK1 is expressed in various tissues including the brain spleen heart and lungs. Its activity plays a role in cell signaling processes that are essential for cellular responses to external stimuli.
Biological function summary

Within the cell SPHK1 participates in regulating cell survival proliferation and inflammation. It is part of the sphingolipid metabolic pathway which is not a traditional protein complex but more of a metabolic sequence. SPHK1 converts sphingosine a lipid signaling molecule into S1P which acts as a ligand for G-protein-coupled receptors. Through this conversion SPHK1 influences diverse cellular functions.

Pathways

This protein actively participates in the sphingolipid signaling pathway and the apoptosis pathway. In sphingolipid signaling S1P acts alongside ceramide and other sphingolipids to modulate cell response. SPHK1's interplay with the ceramide-sphingosine-S1P rheostat can determine cell fate by tipping the balance towards survival or apoptosis. In the apoptosis pathway SPHK1 serves as a regulator of cell death with its function connected to proteins such as Bcl-2 and Bax which are primary apoptosis regulators.

Abnormal expression of SPHK1 has links to cancer and cardiovascular diseases. In cancer overexpression of SPHK1 contributes to enhanced survival and proliferation of tumor cells with a noted interaction with the protein EGFR which is often upregulated in tumors. In cardiovascular diseases dysregulated SPHK1-S1P signaling can impact vascular integrity and inflammation influencing the progression of atherosclerosis with involvement of other inflammatory proteins like NF-kB.

Cell culture

Biosafety level

EU: 1 US: 1

Adherent/suspension

Adherent

Gender

Male

Product protocols

Product promise

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