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05-621

Sigma-Aldrich

Anti-CUGBP1 Antibody, clone 3B1

clone 3B1, Upstate®, from mouse

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UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41

biological source

mouse

Quality Level

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

3B1, monoclonal

species reactivity

bovine, mouse, human, rabbit, rat, pig

manufacturer/tradename

Upstate®

technique(s)

electrophoretic mobility shift assay: suitable
immunocytochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable

isotype

IgG

NCBI accession no.

UniProt accession no.

shipped in

wet ice

target post-translational modification

unmodified

Gene Information

human ... CELF1(10658)

General description

Myotonic dystrophy (MD) is an autosomal dominant neuromuscular disease that is associated with a (CTG)n repeat expansion in the 3′-untranslated region of the myotonin protein kinase (Mt-PK) gene. A (CUG)n oligonucleotides triplet repeat pre-mRNA/mRNA binding protein may play an important role in DM pathogenesis. HeLa cell protein, CUG-BP1, has been purified based upon its ability to bind specifically to (CUG)8 oligonucleotides in vitro. CUG-BP1 is the major (CUG)8 binding activity in normal cells. CUG-BP1 has been identified as isoforms of a novel heterogeneous nuclear ribonucleoprotein (hnRNP), hNab50. The CUG-BP/hNab50 protein is localized predominantly in the nucleus and is associated with polyadenylated RNAs in vivo. In vitro RNA-binding/photocrosslinking studies demonstrate that CUG-BP/hNab50 binds to RNAs containing the Mt-PK 3′-UTR.

Specificity

CUG-BP1

Immunogen

Full-length GST fusion protein corresponding to human CUG-BP1, also known as heterogeneous nuclear ribonucleoprotein (hnRNP) hNab50

Application

Anti-CUGBP1 Antibody, clone 3B1 is a high quality Mouse Monoclonal Antibody for the detection of CUGBP1 & has been validated in EMSA, IP, WB, ICC.
Research Category
Epigenetics & Nuclear Function
Research Sub Category
Cell Cycle, DNA Replication & Repair

RNA Binding Protein (RBP)

Quality

routinely evaluated by immunoblot on HeLa nuclear extract

Target description

50kDa

Physical form

0.1M Tris-glycine, pH 7.4, 0.15M NaCl, 0.05% sodium azide before the addition of glycerol to 30%
Format: Purified
Protein G Chromatography

Storage and Stability

2 years at -20°C

Analysis Note

Control
Positive Antigen Control: Catalog #12-309, Hela cell nuclear extract. Add an equal volume of Laemmli reducing sample buffer to 10 μL of extract and boil for 5 minutes to reduce the preparation. Load 20 μg of reduced extract per lane for minigels.

Legal Information

UPSTATE is a registered trademark of Merck KGaA, Darmstadt, Germany

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.

WGK

WGK 1


Certificates of Analysis (COA)

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James P Orengo et al.
Annals of neurology, 69(4), 681-690 (2011-03-15)
Dysregulation of alternative splicing has become a molecular hallmark of myotonic dystrophy type 1 (DM1), in which neonatal splice variants are expressed in adult skeletal muscle. Splicing dysregulation is induced by RNA containing expanded CUG repeats expressed from the expanded
N Muge Kuyumcu-Martinez et al.
Molecular cell, 28(1), 68-78 (2007-10-16)
The genetic basis of myotonic dystrophy type 1 (DM1) is a CTG expansion in the 3' untranslated region (UTR) of DMPK. The pathogenic mechanism involves an RNA gain of function in which the repeat-containing transcripts accumulate in nuclei and alter
Rafal Goraczniak et al.
The Journal of biological chemistry, 283(4), 2286-2296 (2007-11-29)
The 3'-untranslated regions (UTRs) of human papillomavirus 16 (HPV16) and bovine papillomavirus 1 (BPV1) contain a negative regulatory element (NRE) that inhibits viral late gene expression. The BPV1 NRE consists of a single 9-nucleotide (nt) U1 small nuclear ribonucleoprotein (snRNP)
Reversible model of RNA toxicity and cardiac conduction defects in myotonic dystrophy.
Mahadevan, MS; Yadava, RS; Yu, Q; Balijepalli, S; Frenzel-McCardell, CD; Bourne, TD; Phillips, LH
Nature Genetics null
Ashish N Rao et al.
JCI insight, 6(5) (2021-01-27)
Myotonic dystrophy type 1 (DM1) is caused by a CTG repeat expansion in the DMPK gene. Expression of pathogenic expanded CUG repeat (CUGexp) RNA causes multisystemic disease by perturbing the functions of RNA-binding proteins, resulting in expression of fetal protein

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