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Human STAT2 Antibody

R&D Systems, part of Bio-Techne | Catalog # PAF-ST2

R&D Systems, part of Bio-Techne
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PAF-ST2

Key Product Details

Validated by

Knockout/Knockdown

Species Reactivity

Validated:

Human

Cited:

Human

Applications

Validated:

Immunoprecipitation, Knockout Validated, Western Blot

Cited:

Western Blot

Label

Unconjugated

Antibody Source

Polyclonal Goat IgG

Product Specifications

Immunogen

E. coli-derived recombinant human STAT2
Gln679-Phe851
Accession # P52630

Specificity

Detects human STAT2 in Western blots.

Clonality

Polyclonal

Host

Goat

Isotype

IgG

Scientific Data Images for Human STAT2 Antibody

Western Blot Shows Human STAT2 Specificity by Using Knockout Cell Line.

Western Blot Shows Human STAT2 Specificity by Using Knockout Cell Line.

Western blot shows lysates of HeLa human cervical epithelial carcinoma parental cell line and STAT2 knockout HeLa cell line (KO). PVDF membrane was probed with 0.5 µg/mL of Goat Anti-Human STAT2 Antigen Affinity-purified Polyclonal Antibody (Catalog # PAF-ST2) followed by HRP-conjugated Anti-Goat IgG Secondary Antibody (Catalog # HAF017). A specific band was detected for STAT2 at approximately 110 kDa (as indicated) in the parental HeLa cell line, but is not detectable in knockout HeLa cell line. GAPDH (Catalog # AF5718) is shown as a loading control. This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1.
Western Blot Shows Human STAT2 Antibody Specificity by Using Knockout Cell Line.

Western Blot Shows Human STAT2 Specificity by Using Knockout Cell Line.

Western blot shows lysates of HeLa human cervical epithelial carcinoma parental cell line, STAT1 knockout (KO) HeLa cell line, STAT2 KO HeLa cell line, STAT3 KO HeLa cell line, STAT5a KO HeLa cell line, STAT5b KO HeLa cell line, and STAT6 KO HeLa cell line. PVDF membrane was probed with 0.5 µg/mL of Goat Anti-Human STAT2 Antigen Affinity-purified Polyclonal Antibody (Catalog # PAF-ST2) followed by HRP-conjugated Anti-Goat IgG Secondary Antibody (Catalog # HAF017). A specific band was detected for STAT2 at approximately 110 kDa (as indicated) in the parental HeLa cell line, but is not detectable in knockout HeLa cell line. GAPDH (Catalog # AF5718) is shown as a loading control. This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1.

Applications for Human STAT2 Antibody

Application
Recommended Usage

Immunoprecipitation

3 µg/106 cells
Sample: WS-1 human fetal skin fibroblast cell line, see our available Western blot detection antibodies

Knockout Validated

STAT2 is specifically detected in HeLa human cervical epithelial carcinoma parental cell line but is not detectable in STAT2 knockout HeLa cell line.

Western Blot

0.5 µg/mL
Sample: HeLa human cervical epithelial carcinoma cell line

Formulation, Preparation, and Storage

Purification

Antigen Affinity-purified

Reconstitution

Reconstitute at 1 mg/mL in deionized water.

Formulation

Lyophilized from a 0.2 μm sterile-filtered solution in phosphate-buffered saline (PBS) with 5% trehalose.

Shipping

The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
  • 12 months from date of receipt, -20 to -70 °C as supplied.
  • 1 month, 2 to 8 °C under sterile conditions after reconstitution.
  • 6 months, -20 to -70 °C under sterile conditions after reconstitution.

Background: STAT2

STAT2 (Signal Transducer and Activator of Transcription #2) is a 113 kDa member of the STAT family of cytoplasmic transcription factors. STAT members generally mediate cytokine, growth factor and hormone receptor signal transduction. STAT2 is associated with Type I ( alpha- and beta-) Interferon signaling. All STATs contain an N‑terminal oligomerization domain, a DNA-binding domain, and an SH2-association region. STAT2 is phosphorylated at Y689 by receptor-associated Janus kinases (JAKs) leading to STAT2 dimerization and subsequent translocation to the nucleus to activate gene transcription.

Long Name

Signal Transducer and Activator of Transcription 2

Alternate Names

interferon alpha induced transcriptional activator, ISGF-3, MGC59816, p113, signal transducer and activator of transcription 2, signal transducer and activator of transcription 2, 113kD, signal transducer and activator of transcription 2, 113kDa, STAT113

Entrez Gene IDs

6773 (Human); 20847 (Mouse)

Gene Symbol

STAT2

UniProt

Additional STAT2 Products

Product Documents for Human STAT2 Antibody

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Note: Certificate of Analysis not available for kit components.

Product Specific Notices for Human STAT2 Antibody

For research use only

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