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Firefly Luciferase (E9W9V) Mouse Chimeric Monoclonal Antibody #94817

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  • IF

    Product Specifications

    REACTIVITY All
    SENSITIVITY Transfected Only
    MW (kDa)
    Source/Isotype Mouse chimeric IgG2a
    Application Key:
    • IF-Immunofluorescence 
    Species Cross-Reactivity Key:
    • All-All Species Expected 

    Product Information

    Product Description

    This Cell Signaling Technology® antibody retains the antigen-binding Fab regions of the original parent host sequence from which it is engineered. This antibody is expected to exhibit the same species cross-reactivity as Firefly Luciferase (E9W9V) Rabbit mAb #25039.

    Product Usage Information

    Application Dilution
    Immunofluorescence (Immunocytochemistry) 1:50 - 1:200

    Storage

    Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/mL BSA, 50% glycerol, and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

    Protocol

    Specificity / Sensitivity

    Firefly Luciferase (E9W9V) Mouse Chimeric Monoclonal Antibody recognizes exogenously expressed proteins containing firefly luciferase (P. pyralis).

    Species Reactivity:

    All Species Expected

    Source / Purification

    This recombinant chimeric antibody is engineered from Firefly Luciferase (E9W9V) Rabbit mAb #25039 according to animal-free protocols. The chimeric antibody retains its antigen-binding Fab regions from the original rabbit monoclonal antibody but contains a mouse-derived Fc domain. When multiplexing, Fc-directed rabbit secondaries are required to detect rabbit-host primary antibodies.

    The parent antibody, Firefly Luciferase (E9W9V) Rabbit mAb #25039, is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Gln230 of firefly luciferase (P. pyralis) protein.

    Background

    Luciferases are a group of enzymes that emit visible light in the presence of oxygen and luciferin. Firefly luciferase (FLuc) is a 62 kDa oxygenase isolated from the firefly, P. pyralis, that produces a yellow-green light with a peak emission wavelength of 550-570 nm (1). FLuc is widely used as a bioluminescent reporter, emitting light through an ATP-dependent reaction involving oxygen, D-luciferin, and a metal cation, typically magnesium (Mg2+) (2). FLuc is often genetically engineered into luciferase-containing plasmids as a reporter that can be measured by detection of firefly luciferase (P. pyralis) protein or its enzymatic activity (2,3).

    Alternate Names

    luciferin 4-monooxygenase

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