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AB264907

Human BAZ1B (WSTF) knockout HeLa cell line

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BAZ1B 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 2.

View Alternative Names

BAZ1B_HUMAN, Bromodomain adjacent to zinc finger domain protein 1B, Tyrosine-protein kinase BAZ1B, WALP-2, WBRS-9, WBSC-10, WBSCR10, WBSCR9, Williams Beuren syndrome chromosome region 9 protein, Williams syndrome transcription factor, Williams-Beuren syndrome chromosomal region 10 protein, Williams-Beuren syndrome chromosomal region 9 protein, hWALP-2, transcription factor WSTF

3 Images
Western blot - Human BAZ1B (WSTF) knockout HeLa cell line (AB264907)
  • WB

Lab

Western blot - Human BAZ1B (WSTF) knockout HeLa cell line (AB264907)

Lanes 1- 2 : Merged signal (red and green). Green - ab109439 observed at 171 kDa. Red - Anti-alpha Tubulin antibody [DM1A] - Loading Control (ab7291) observed at 50 kDa.

ab109439 was shown to react with WSTF in wild-type HeLa cells in western blot. Loss of signal was observed when knockout cell line ab264907 (knockout cell lysate ab257370) was used. Wild-type HeLa and BAZ1Bknockout HeLa cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. ab109439 and Anti-alpha Tubulin antibody [DM1A] - Loading Control (ab7291) overnight at 4°C at a 1 in 1000 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye®800CW) preadsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye®680RD) preadsorbed (ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - Anti-WSTF antibody [EPR1703] (<a href='/en-us/products/primary-antibodies/wstf-antibody-epr1703-ab109439'>ab109439</a>) at 1/1000 dilution

Lane 1:

Wild-type HeLa cell lysate at 20 µg

Lane 2:

WSTF knockout HeLa cell lysate at 20 µg

Lane 2:

Western blot - Human BAZ1B (WSTF) knockout HeLa cell line (ab264907)

Predicted band size: 171 kDa

Observed band size: 171 kDa

false

Western blot - Human BAZ1B (WSTF) knockout HeLa cell line (AB264907)
  • WB

Lab

Western blot - Human BAZ1B (WSTF) knockout HeLa cell line (AB264907)

Lanes 1- 2 : Merged signal (red and green). Green - ab51256 observed at 175 kDa. Red - Anti-alpha Tubulin antibody [DM1A] - Loading Control (ab7291) observed at 50 kDa.

ab51256 was shown to react with WSTF in wild-type HeLa cells in western blot. Loss of signal was observed when knockout cell line ab264907 (knockout cell lysate ab257370) was used. Wild-type HeLa and BAZ1Bknockout HeLa cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. ab51256 and Anti-alpha Tubulin antibody [DM1A] - Loading Control (ab7291) overnight at 4°C at a 1 in 15000 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye®800CW) preadsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye®680RD) preadsorbed (ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - Anti-WSTF antibody [EP1704Y] (<a href='/en-us/products/primary-antibodies/wstf-antibody-ep1704y-ab51256'>ab51256</a>) at 1/15000 dilution

Lane 1:

Wild-type HeLa cell lysate at 20 µg

Lane 2:

BAZ1B knockout HeLa cell lysate at 20 µg

Lane 2:

Western blot - Human BAZ1B (WSTF) knockout HeLa cell line (ab264907)

Predicted band size: 171 kDa

Observed band size: 175 kDa

false

Sanger Sequencing - Human BAZ1B (WSTF) knockout HeLa cell line (AB264907)
  • Sanger seq

Unknown

Sanger Sequencing - Human BAZ1B (WSTF) knockout HeLa cell line (AB264907)

Homozygous : 5 bp deletion in exon 2.

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 2

Disease

Adenocarcinoma

Reactivity data

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Product details

Recommended control: Human wild-type HeLa cell line (ab255448). 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 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
BAZ1B
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.

WSTF also known as Williams Syndrome Transcription Factor or BAZ1B is a versatile protein with an estimated mass around 175 kDa. It is a component of the nucleosome remodeling factor (NURF) and the Williams-Beuren syndrome chromosome region 17 (WBSCR17) complex. WSTF has widespread expression in various tissues including the brain and heart which highlights its involvement in diverse cellular processes. Functionally it facilitates chromatin remodeling by altering the structure of nucleosomes which is vital for DNA accessibility in transcription DNA repair and replication.
Biological function summary

Since WSTF participates in chromatin structure modulation it plays a considerable role in transcriptional regulation. It is a part of the NURF complex which makes it essential for DNA accessibility and gene expression. The complex interacts with other proteins to allow chromatin to accommodate active transcription by repositioning nucleosomes. WSTF also has a kinase domain that phosphorylates histone H2A. This phosphorylation integrates signals that coordinate transcription and DNA damage repair mechanisms highlighting its multifunctional nature in maintaining genomic stability.

Pathways

WSTF has pivotal roles in the chromatin remodeling and DNA repair pathways. The chromatin remodeling pathway involves WSTF's interaction with the transcription factor complex influencing gene accessibility and expression. WSTF in the DNA repair pathway ensures proper genomic integrity through its association with proteins like BRCA1 highlighting its participation in the cellular response to DNA damage. By engaging with these pathways WSTF contributes to the cell's ability to regulate the genome and respond to damage efficiently.

WSTF is significantly connected to Williams-Beuren syndrome and certain cancers. Williams-Beuren syndrome a developmental disorder arises from the deletion of the region on chromosome 7 involving the WSTF gene affecting brain and heart function. In certain cancers aberrant expression or mutations within the WSTF gene are associated with uncontrolled chromatin remodeling contributing to tumorigenesis. Through these disorders WSTF shows its interaction with proteins like SMARCA1 in chromatin remodeling anomalies emphasizing its importance in disease progression and cellular dysfunction.

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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