SUV39H2 KO cell line available to order. KO validated by Next Generation Sequencing, Western blot. Free of charge wild type control provided. Knockout achieved by CRISPR/Cas9 X = 2 bp deletion Frameshift = 97%.
FLJ23414, H3-K9-HMTase 2, Histone H3-K9 methyltransferase 2, Histone lysine N methyltransferase H3 lysine 9 specific 2, Histone-lysine N-methyltransferase SUV39H2, KMT1B, Lysine N-methyltransferase 1B, SUV92_HUMAN, Su(var)3 9 Drosophila homolog of 2, Su(var)3-9 homolog 2, Suppressor of variegation 3-9 homolog 2, sSuppressor of variegation 3 9 homolog 2 (Drosophila)
SUV39H2 KO cell line available to order. KO validated by Next Generation Sequencing, Western blot. Free of charge wild type control provided. Knockout achieved by CRISPR/Cas9 X = 2 bp deletion Frameshift = 97%.
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.
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.
KMT1B also known as SUV39H2 is a lysine-specific histone methyltransferase enzyme located on chromosome 10q22.2. It catalyzes the methylation of histone H3 at lysine 9 (H3K9) which condenses chromatin into a more transcriptionally inactive state. KMT1B is approximately 50 kDa in mass and shows highest expression in testis and fetal tissues. It modifies chromatin structure to regulate gene expression patterns affecting cellular processes.
This protein influences epigenetic constructs by being part of the transcriptional repressor complex. It is involved in gene silencing through the formation of heterochromatin an essential process for maintaining genome stability. KMT1B shares homology with SUV39H1 another histone methyltransferase and both cooperate in establishing heterochromatin markers.
KMT1B participates in the transcriptional regulation pathway and intersects with pathways governing cell cycle control. It contributes to the E2F transcriptional repression pathway by interacting with retinoblastoma protein (pRB) which controls cell proliferation. This connection to pRB positions KMT1B as an influential factor in cell cycle checkpoints and progression.
KMT1B mutations have associations with neurodevelopmental disorders and some cancers. Its dysregulation can lead to anomalies in chromatin compaction affecting neurological development and potentially promoting oncogenesis. In cancer changes in KMT1B expression relate to abnormal cell growth often linked with parallel alterations in related enzymes like SUV39H1.
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Anti-KMT1B / SUV39H2 antibody [EPR18495] ab190870 was shown to recognize SUV39H2 in wild-type U2-OS cells as signal was lost at the expected MW in SUV39H2 knockout cells. Additional cross-reactive bands were observed in the wild-type and knockout cells. Wild-type and SUV39H2 knockout samples were subjected to SDS-PAGE. The membrane was blocked with 3% Milk. Anti-KMT1B / SUV39H2 antibody [EPR18495] ab190870 and Anti-GAPDH antibody [6C5] - Loading Control ab8245 (Mouse anti-GAPDH loading control) were incubated overnight at 4°C at 1/1000 dilution and 1/20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773 and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776 secondary antibodies at 1/20000 dilution for 1 hour at room temperature before imaging.
All lanes: Western blot - Anti-KMT1B / SUV39H2 antibody [EPR18495] (Anti-KMT1B / SUV39H2 antibody [EPR18495] ab190870) at 1/1000 dilution
Lane 1: Wild-type U2-OS whole cell lysate at 20 µg
Lane 2: SUV39H2 knockout U2-OS whole cell lysate at 20 µg
Lane 2: Western blot - Human SUV39H2 knockout U-2 OS cell line (ab261882)
Lane 3: HEK-293 (Human epithelial cell line from embryonic kidney) whole cell lysate at 20 µg
Lane 4: HeLa (Human epithelial cell line from cervix adenocarcinoma) whole cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 47 kDa
Observed band size: 47 kDa
2 bp deletion after Thr21 of the WT protein
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