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AB265371

Human RAB31 knockout HeLa cell line

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RAB31 KO cell line available to order. KO validated by. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, Homozygous: 1 bp insertion in exon 1.

View Alternative Names

RAB31 member RAS oncogene family, RAB31_HUMAN, Rab 22B, Ras-related protein Rab-22B, Ras-related protein Rab-31

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Sanger Sequencing - Human RAB31 knockout HeLa cell line (AB265371)
  • Sanger seq

Unknown

Sanger Sequencing - Human RAB31 knockout HeLa cell line (AB265371)

Homozygous : 1 bp insertion in exon 1.

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 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.

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
RAB31
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.

RAB31 also known as RAB22B belongs to the RAB family which plays an important role in vesicular trafficking. It is a small GTPase with a mass of approximately 23 kDa. RAB31 is mainly expressed in epithelial tissues and certain cancer cell lines. It regulates vesicle formation movement and fusion by cycling between an active GTP-bound state and an inactive GDP-bound state. This cycling is important for its function in the intracellular transport system.
Biological function summary

RAB31 influences early endosome dynamics and directly impacts the sorting and recycling of receptors. It associates with effector proteins to form protein complexes that facilitate endocytosis and exocytosis processes. It also interacts with other Rab proteins to ensure proper membrane specificity and temporal regulation within cellular compartments. This behavior highlights its role in maintaining cellular homeostasis and responsiveness to environmental changes.

Pathways

Studies have shown that RAB31 contributes significantly to the endocytic pathway and the insulin signaling pathway. It has functional interactions with proteins like RAB5 and RAB11 both of which are key regulators of endosomal trafficking. RAB31 ensures a proper transport cycle that influences receptor recycling and signaling impacting how cells respond to growth factors and hormones.

Research implicates RAB31 in the progression of certain cancers such as breast cancer due to its established role in vesicle trafficking and receptor recycling which can affect cell growth and division. Its altered expression levels may intersect with proteins such as EGFR leading to abnormal signaling cascades. Furthermore RAB31 has associations with metabolic disorders as disruptions in insulin signaling pathways may contribute to diabetes showcasing its diverse influence on human health.

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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