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AB266989

Human PLSCR1 (Scramblase 1) knockout A549 cell line

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PLSCR1 KO cell line available to order. KO validated by. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, Homozygous: 281 bp insertion in exon 4.

View Alternative Names

Ca(2+)-dependent phospholipid scramblase 1, Erythrocyte phospholipid scramblase, MM1 cell-derived transplantability-associated gene 1b, mouse, homolog of, MmTRA1a, MmTRA1b, NOR1, PL scramblase 1, PLS1_HUMAN, PLSCR 1, Phospholipid scramblase 1, Scramblase1, TRA1, Tra1a, Tra1b, Transplantability-associated protein 1, Tras1, Tras2

1 Images
Cell Culture - Human PLSCR1 (Scramblase 1) knockout A549 cell line (AB266989)
  • Cell Culture

Unknown

Cell Culture - Human PLSCR1 (Scramblase 1) knockout A549 cell line (AB266989)

Representative images of PLSCR1 knockout A549 cells, low and high confluency examples (top left and right respectively) and wild-type A549 cells, low and high confluency (bottom left and right respectively) showing typical adherent, epithelial-like morphology. Images were captured at 10X magnification using an EVOS M5000 microscope.

Key facts

Cell type

A549

Species or organism

Human

Tissue

Lung

Form

Liquid

form

Knockout validation

Sanger Sequencing

Mutation description

Knockout achieved by using CRISPR/Cas9, Homozygous: 281 bp insertion in exon 4

Disease

Carcinoma

Product details

Recommended control: Human wild-type A549 cell line (ab255450). 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.

What's included?

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Properties and storage information

Gene name
PLSCR1
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.
  • 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.

Scramblase 1 also known as PLSCR1 is a protein involved in the translocation of phospholipids between the inner and outer leaflets of the lipid bilayer. This protein has a molecular mass of approximately 37 kDa. PLSCR1 is found in various tissues and cells with notable expression in the hematopoietic system. As a type II membrane protein Scramblase 1 plays a role in maintaining lipid asymmetry especially during cellular activation or apoptosis.
Biological function summary

Scramblase 1 mediates phospholipid scrambling in response to increased intracellular calcium levels facilitating changes in cell membrane morphology. It performs this function independently and as part of specific protein complexes that regulate membrane curvature and vesicle fusion. The role of PLSCR1 extends beyond membrane activities; it has been linked to signal transduction and the immune response suggesting a broader impact on cellular dynamics.

Pathways

Scramblase 1 influences critical biological processes like blood coagulation and apoptosis. It interacts with proteins such as annexin V which stabilizes membrane phospholipids and regulates cell death pathways. In the coagulation cascade PLSCR1 has been shown to interact with factors involved in platelet activation demonstrating its regulatory role in maintaining hemostasis and tissue homeostasis.

Scramblase 1 has notable implications in cancer and autoimmune diseases. Altered expression or mutation of PLSCR1 links directly to the progression of certain cancers often associating with proteins like p53 which plays an important role in cell cycle regulation and tumor suppression. In autoimmune disorders Scramblase 1's activity affects the balance of immune cell signaling potentially linking it with proteins involved in inflammatory responses such as cytokines. Understanding these connections provides insights into potential therapeutic targets and diagnostic markers for these diseases.

Quality control

STR analysis

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

Cell culture

Biosafety level

EU: 1 US: 1

Adherent/suspension

Adherent

Gender

Male

Product protocols

Product promise

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