Human STAT2 Antibody

Catalog # Availability Size / Price Qty
MAB16661
MAB16661-SP
Western Blot Shows Human STAT2 Specificity by Using Knockout Cell Line.
2 Images
Product Details
Citations (1)
FAQs
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Human STAT2 Antibody Summary

Species Reactivity
Human
Specificity
Detects human STAT2 in direct ELISAs. In direct ELISAs, this antibody shows no cross-reactivity with rhSTAT1, 1A, 3, 4, 5A, 5B, 6, or rmSTAT2.
Source
Monoclonal Mouse IgG2B Clone # 545103
Purification
Protein A or G purified from hybridoma culture supernatant
Immunogen
E. coli-derived recombinant human STAT2
Met1-Phe851
Accession # P52630
Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Label
Unconjugated

Applications

Recommended Concentration
Sample
Western Blot
1 µg/mL
See below
Immunohistochemistry
8-25 µg/mL
See below
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.
 

Please Note: Optimal dilutions should be determined by each laboratory for each application. General Protocols are available in the Technical Information section on our website.

Scientific Data

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

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 1 µg/mL of Mouse Anti-Human STAT2 Monoclonal Antibody (Catalog # MAB16661) followed by HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF018). 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 # MAB5718) is shown as a loading control. This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1.

Immunohistochemistry STAT2 antibody in Human Kidney by Immunohistochemistry (IHC-P). View Larger

STAT2 in Human Kidney. STAT2 was detected in immersion fixed paraffin-embedded sections of human kidney array using Mouse Anti-Human STAT2 Monoclonal Antibody (Catalog # MAB16661) at 25 µg/mL overnight at 4 °C. Tissue was stained using the Anti-Mouse HRP-DAB Cell & Tissue Staining Kit (brown; Catalog # CTS002) and counterstained with hematoxylin (blue). Lower panel shows a lack of labeling if primary antibodies are omitted and tissue is stained only with secondary antibody followed by incubation with detection reagents. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.

Reconstitution Calculator

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.

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Preparation and Storage

Reconstitution
Reconstitute at 0.5 mg/mL in sterile PBS.
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Shipping
Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store 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

Signal transducer and activator of transcription 2 (STAT2) is a 98 kDa member of the transcription factor STAT family. Human STAT2 is 851 amino acids (aa) in length and contains one SH2 domain (aa 572‑667). Splicing variants produce two isoforms for human STAT2. The short isoform has substitutions corresponding to aa 621‑652 and aa 653‑851 in the long isoform, respectively. Human STAT2 shares 73% and 65% aa sequence identity with rat and mouse STAT2, in that order. STAT2 functions as a signal transducer and activator of transcription that mediates signaling by type I IFNs (IFN-alpha and IFN-beta ).

Long Name
Signal Transducer and Activator of Transcription 2
Entrez Gene IDs
6773 (Human); 20847 (Mouse)
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; STAT2

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Citation for Human STAT2 Antibody

R&D Systems personnel manually curate a database that contains references using R&D Systems products. The data collected includes not only links to publications in PubMed, but also provides information about sample types, species, and experimental conditions.

1 Citation: Showing 1 - 1

  1. ARID1A promotes genomic stability through protecting telomere cohesion
    Authors: Zhao B, Lin J, Rong L et al.
    Nat Commun

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