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Anti-GFP antibody (ab1218)

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Overview

Product name

Anti-GFP antibody
See all GFP products (29) ...

Description

Mouse monoclonal to GFP

Specificity

Assayed by ELISA for direct binding of antigen recognizes wild type and recombinant GFP. Well suited to titrate GFP in solution using either form of the antibody as the capture or detection antibodies. Shows no reactivity against RFP.

Tested applications

WB, IHC-Fr, Sandwich ELISA, ICC/IF, IPmore details

Immunogen

The immunogen is a Green Fluorescent Protein (GFP) fusion protein corresponding to the full length amino acid sequence (246aa) derived from the jellyfish Aequorea victoria.

Properties

Form

Liquid

Storage instructions

Store at +4°C short term (1-2 weeks). Aliquot and store at -20°C or -80°C. Avoid repeated freeze / thaw cycles.

Storage buffer

Preservative: 0.01% Sodium Azide
Constituents: 0.15M Sodium Chloride, 0.02M Sodium Phosphate. pH 7.2

Concentration

Concentration information loading...

Purity

IgG fraction

Purification notes

This product was prepared from tissue culture supernatant by gel filtration and ion exchange chromatography. Assay by immunoelectrophoresis resulted in a single precipitin arc against anti-Mouse Serum and purified and partially purified Green Fluorescent Protein (Aequorea victoria). Reactivity is observed against wild type, recombinant and enhanced forms of GFP.

Clonality

Monoclonal

Isotype

IgG2a

  • Immunoprecipitation - GFP antibody (ab1218)Immunoprecipitation - GFP antibody (ab1218) image (enlarge)

  • Immunocytochemistry/ Immunofluorescence - GFP antibody (ab1218)Immunocytochemistry/ Immunofluorescence - GFP antibody (ab1218) image (enlarge)

  • Western blot - GFP antibody (ab1218)Western blot - GFP antibody (ab1218) image (enlarge)

Applications

Show applications key

Our Abpromise guarantee covers the use of ab1218 in the following tested applications.

The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.

Target

Relevance

Green fluorescence protein (GFP) is a 27 kDa protein derived from the jellyfish Aequorea victoria, which emits green light (emission peak at a wavelength of 509 nm) when excited by blue light (excitation peak at a wavelength of 395 nm). GFP has become an invaluable tool in cell biology research, since its intrinsic fluorescence can be visualized in living cells. GFP fluorescence is stable under fixation conditions and suitable for a variety of applications. GFP has been widely used as a reporter for gene expression, enabling researchers to visualize and localize GFP-tagged proteins within living cells without the need for chemical staining. Other applications of GFP include assessment of protein protein interactions through the yeast two hybrid system and measurement of distance between proteins through fluorescence energy transfer (FRET) protocols. GFP technology has considerably contributed to a greater understanding of cellular physiology. YFP differs from GFP due to a mutation at T203Y; antibodies raised against full-length GFP should also detect YFP and other variants.

Alternative names

  • GFP antibody
  • Green Fluorescent Protein antibody

Anti-GFP antibody images:

  Immunoprecipitation - GFP antibody (ab1218)

Immunoprecipitation - GFP antibody (ab1218)

Immunoprecipitation using ab1218 at 0.01µl/µl HEK (human embryonic kidney) 293 whole cell lysate incubated with protein G matrix for 1 hour at 4°C.

Total protein input was 3,000,000 cells.

Lane 1: GFP-RhoA wt

Lane 2: GFP-Rac1 wt

Lane 3: GFP-empty

The western blot antibody was ab290 (undiluted).

This image is courtesy of an Abreview submitted by Dr Peter Jordan

See Abreview

  Immunocytochemistry/ Immunofluorescence - GFP antibody (ab1218)

Immunocytochemistry/ Immunofluorescence - GFP antibody (ab1218)

ab1218 staining GFP in human prostate epithelial primary cells by Immunocytochemistry/ Immunofluorescence. Cells (ARPE-19 cells transfected with mouse Rab27A-GFP) were fixed with paraformaldehyde, permeabilized with 0.5% Triton x100 and blocking with 5% serum was performed for 20 minutes at 25°C. Samples were incubated with primary antibody (1/500: in 1% goat serum, 0.1%TX100, 1XPBS) for 16 hours at 4°C. An Alexa Fluor®546-conjugated goat polyclonal to mouse IgG was used as secondary antibody at 1/500 dilution. DAPI was used to stain the cell nuclei (blue) and mRab27A-GFP with ab1218 (red).

This image is a courtesy of Vladimir Milenkovic

See Abreview

  Western blot - GFP antibody (ab1218)

Western blot - GFP antibody (ab1218)

Anti-GFP antibody (ab1218) at 1/1000 dilution + Human HEK293 whole cell lysate at 3 µg

Secondary
A Pacific BlueTM-conjugated Goat anti-mouse IgG Monoclonal at 1/3000 dilution
developed using the ECL technique

Observed band size : 120 kDa (why is the actual band size different from the predicted?)


Exposure time : 40 seconds

Blocking STep: 5% Milk for 45 minutes at 24°C

GST fusion protein ectopically expressed in HEK293 cells.

This image is courtesy of an anonymous Abreview

See Abreview

References for Anti-GFP antibody (ab1218)

This product has been referenced in:

  • Lindsay AJ & McCaffrey MW Myosin Va is required for P body but not stress granule formation. J Biol Chem 286:11519-28 (2011).Read more (PubMed: 21245139) »
  • Ortiz-Riaño Eet al. The C-Terminal Region of Lymphocytic Choriomeningitis Virus Nucleoprotein Contains Distinct and Segregable Functional Domains Involved in NP-Z Interaction and Counteraction of the Type I Interferon Response. J Virol 85:13038-48 (2011).Read more (PubMed: 21976642) »

See all 34 publications for this product

Publishing research using ab1218? Please let us know so that we can cite the reference in this datasheet

Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"