STAT2 KO cell lysate available now. KO validated by Western blot. Free of charge wild type control included. Knockout achieved by using CRISPR/Cas9, 19 bp deletion in exon2 and 1 bp deletion in exon2.
Homo sapiens interferon alpha induced transcriptional activator, ISGF-3, MGC59816, P113, STAT113, STAT2_HUMAN, Signal transducer and activator of transcription 2, interferon alpha induced transcriptional activator, signal transducer and activator of transcription 2 113kD
STAT2 KO cell lysate available now. KO validated by Western blot. Free of charge wild type control included. Knockout achieved by using CRISPR/Cas9, 19 bp deletion in exon2 and 1 bp deletion in exon2.
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Lysate preparation: Our lysates are made using RIPA buffer to which we add a protease inhibitor cocktail and phosphatase inhibitor cocktail (ratio: 300:100:10). This means that the protein of interest is denatured. If you require a native form of the protein please use the live cell version. Please refer to our lysis protocol for further details on how our lysates are prepared.
User storage instructions: Lyophilizate may be stored at 4°C. After reconstitution, store at -20°C for short-term storage or -80°C for long-term storage.
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The Signal Transducer and Activator of Transcription 2 commonly known as STAT2 is a protein with a molecular mass of approximately 97 kDa. It functions mainly as a transcription factor and is an essential mediator of the interferon (IFN) signaling pathway. STAT2 is expressed in various tissues including immune cells where it responds to external stimuli. It works by translocating to the nucleus upon phosphorylation subsequently influencing the expression of genes involved in immune response.
Members of the STAT protein family including STAT2 play a central role in mediating immune responses. STAT2 often forms a complex with STAT1 and other proteins such as IRF9 to initiate the transcription of interferon-stimulated genes (ISGs). This complex known as the ISGF3 complex facilitates the cellular response to viral infections by promoting the expression of antiviral proteins that help modify the host cellular environment to resist viral replication.
The involvement of STAT2 is closely associated with the JAK-STAT signaling pathway and the interferon signaling pathway. In these pathways it interacts with proteins like JAK1 TYK2 and STAT1 playing a part in transmitting signals from the cell surface to the nucleus. Such pathways are fundamental to regulating the body's immune response to pathogens and managing cell growth and apoptosis in various cells.
STAT2 alterations have been linked to autoimmune diseases and viral infections. Disruptions in STAT2 function can impair the body's ability to combat viruses effectively making individuals more susceptible to infections. STAT2 mutations or dysregulations might also connect to disorders like Systemic Lupus Erythematosus where immune system malfunctions occur. The interactions of STAT2 with other proteins like STAT1 and IRF9 in disease contexts underline its importance in maintaining immune system balance.
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Lane 2: STAT2 knockout A549 cell lysate (20 μg)
Lanes 1-2: Merged signal (red and green). Green - Anti-STAT2 antibody [Y141] ab32367 observed at 97 kDa. Red - loading control Anti-GAPDH antibody [6C5] - Loading Control ab8245 observed at 37 kDa.
Anti-STAT2 antibody [Y141] ab32367 Anti-STAT2 antibody [Y141] was shown to specifically react with STAT2 in wild-type A549 cells. Loss of signal was observed when knockout cell line Human STAT2 knockout A549 cell line ab267006 (knockout cell lysate ab257185) was used. Wild-type and STAT2 knockout samples were subjected to SDS-PAGE. Anti-STAT2 antibody [Y141] ab32367 and Anti-GAPDH antibody [6C5] - Loading Control (Anti-GAPDH antibody [6C5] - Loading Control ab8245) were incubated overnight at 4°C at 1 in 1000 and 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed (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-STAT2 antibody [Y141] (Anti-STAT2 antibody [Y141] ab32367) at 1/5000 dilution
Lane 1: Wild-type A549 cell lysate at 20 µg
Lane 2: STAT2 knockout A549 cell lysate at 20 µg
Lane 2: Western blot - Human STAT2 knockout A549 cell line (Human STAT2 knockout A549 cell line ab267006)
Performed under reducing conditions.
Predicted band size: 97 kDa
Observed band size: 97 kDa
Allele-1: 19 bp deletion in exon2
Allele-2: 1 bp deletion in exon2
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