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PARN (P620) Antibody #3899

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  • WB

    Supporting Data

    REACTIVITY H
    SENSITIVITY Endogenous
    MW (kDa) 78
    SOURCE Rabbit
    Application Key:
    • WB-Western Blotting 
    Species Cross-Reactivity Key:
    • H-Human 

    Product Information

    Product Usage Information

    Application Dilution
    Western Blotting 1:1000

    Storage

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

    Protocol

    Specificity / Sensitivity

    PARN (P620) Antibody detects endogenous levels of total PARN protein.

    Species Reactivity:

    Human

    The antigen sequence used to produce this antibody shares 100% sequence homology with the species listed here, but reactivity has not been tested or confirmed to work by CST. Use of this product with these species is not covered under our Product Performance Guarantee.

    Species predicted to react based on 100% sequence homology:

    Bovine, Dog

    Source / Purification

    Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to amino acid sequences surrounding Pro620 of human PARN. Antibodies are purified by Protein A and peptide affinity chromatography.

    Background

    Cellular levels of mRNAs are controlled by mRNA stability, the rate of synthesis and the rate of degradation. The presence and length of the poly(A) tail has been associated with mRNA stability (1). Exonucleolytic shortening of the poly(A) tail is the process that initiates the decay of many eukaryotic mRNAs (2). Poly(A)-specific ribonuclease (PARN) is the enzyme responsible for initiation of deadenylation and exonucleolytic shortening of mRNA transcripts. Through an evolutionarily conserved mechanism, PARN also translationally silences selective mRNAs during early embryonic development (3). PARN is constitutively expressed in most mammalian tissues and plays a critical role in the post-transcriptional control of gene expression (4).
    For Research Use Only. Not For Use In Diagnostic Procedures.
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