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SAB4200028

Sigma-Aldrich

Anti-XRN1 antibody produced in rabbit

~1.0 mg/mL, affinity isolated antibody, buffered aqueous solution

Synonym(s):

Anti-5′-3′ exoribonuclease 1, Anti-DKFZp434P0721, Anti-DKFZp686B22225, Anti-DKFZp686F19113, Anti-FLJ41903

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen ~195 kDa

species reactivity

mouse, human

concentration

~1.0 mg/mL

technique(s)

indirect immunofluorescence: 2-5 μg/mL using paraformaldehyde fixed NIH-3T3 cells
western blot: 2-4 μg/mL using nuclear extract of HEK-293T

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... XRN1(54464)
mouse ... Xrn1(24127)
rat ... Xrn1(300944)

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General description

5→3′ exoribonuclease 1 (XRN1) is a cytoplasmic enzyme, encoded by the gene mapped to human chromosome 3q23. The encoded protein has a molecular mass of 175kDa and is a member of XRN family of exoribonucleases. It is mainly localized in cytoplasmic P- bodies.

Application

Anti-XRN1 antibody produced in rabbit has been used in:
  • immunostaining
  • immunoblotting
  • immunofluorescence.

Biochem/physiol Actions

5→3′ exoribonuclease 1 (XRN1) catalyzes the degradation of decapped (5′ monophosphorylated) RNA in the 5′→3′ direction. In addition, it also degrades tRNA (iMet) that is distributed in the cytoplasm. XRN1 is implicated in the modulation of dsRNA accumulation and dsRNA-responsive innate immune effectors. The encoded protein also plays an essential role in maintaining the fidelity of cellular RNA turnover in eukaryotes. XRN1 is required for proper bone formation in humans. Therefore, mutation in the gene leads to development of osteosarcoma.

Physical form

Solution in 0.01 M phos­phate buffered saline, pH 7.4, containing 15 mM sodium azide.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Alternative RISC assembly: Binding and repression of microRNA-mRNA duplexes by human Ago proteins
Janas MM, et al.
RNA, 18(11), 2041-2055 (2012)
XRN 5'?3' exoribonucleases: structure, mechanisms and functions.
Nagarajan VK
Biochimica et Biophysica Acta, 1829, 590-603 (2013)
Nainita Roy et al.
Skeletal muscle, 11(1), 18-18 (2021-07-10)
During skeletal muscle regeneration, satellite stem cells use distinct pathways to repair damaged myofibers or to self-renew by returning to quiescence. Cellular/mitotic quiescence employs mechanisms that promote a poised or primed state, including altered RNA turnover and translational repression. Here
Maja M Janas et al.
RNA (New York, N.Y.), 18(11), 2041-2055 (2012-09-29)
MicroRNAs (miRNAs) are small noncoding RNAs that post-transcriptionally regulate protein output from the majority of human mRNAs. In contrast to the consensus view that all miRNAs are associated with Argonaute (Ago) proteins, we determine that miRNAs are expressed in a
Degradation of initiator tRNAMet by Xrn1/2 via its accumulation in the nucleus of heat-treated HeLa cells.
Watanabe K
Nucleic Acids Research, 41, 4671-4685 (2013)

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