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ESRP1/2 Antibody (23A7.C9)

Novus Biologicals, part of Bio-Techne | Catalog # NBP1-77971

Novus Biologicals, part of Bio-Techne
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NBP1-77971

Key Product Details

Species Reactivity

Validated:

Human, Mouse

Cited:

Human

Applications

Validated:

ELISA, Western Blot

Cited:

Western Blot

Label

Unconjugated

Antibody Source

Monoclonal Mouse IgG1 Clone # 23A7.C9

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Product Specifications

Immunogen

ESRP1/2 Antibody (23A7.C9) was produced by repeated immunizations of full length recombinant mouse Esrp-1 fusion protein. (Uniprot: Q8K0G8)

Reactivity Notes

A BLAST analysis of the immunizing protein sequence shows 100% homology with ESRP1/2 from mouse and a 91% sequence homology with ESRP1/2 from human, pig, rat, opossum, horse, cattle, panda, dog, and chimpanzee. The binding epitope of this monoclonal antibody has not been mapped.

Use in Human reported in scientific literature (PMID: 33500360)

Specificity

This antibody reacts with both mouse ESRP1/2 and Esrp-2 proteins. A BLAST analysis of the immunizing protein sequence shows 100% homology with ESRP1/2 from mouse and a 91% sequence homology with ESRP1/2 from human, pig, rat, opossum, horse, cattle, panda, dog, and chimpanzee. The binding epitope of this monoclonal antibody has not been mapped.

Clonality

Monoclonal

Host

Mouse

Isotype

IgG1

Description

This antibody was purified from tissue culture supernatant by Protein-A chromatography followed by extensive dialysis against the buffer stated above

Store vial at -20C prior to opening. Aliquot contents and freeze at -20C or below for extended storage. Avoid cycles of freezing and thawing. Centrifuge product if not completely clear after standing at room temperature. This product is stable for several weeks at 4C as an undiluted liquid. Dilute only prior to immediate use.

Scientific Data Images for ESRP1/2 Antibody (23A7.C9)

Western Blot: ESRP1/2 Antibody (23A7.C9) [NBP1-77971]

Western Blot: ESRP1/2 Antibody (23A7.C9) [NBP1-77971]

Western Blot: ESRP1/2 Antibody (23A7.C9) [NBP1-77971] - 293T cell extracts. Lane 1: GFP-transfected. Lane 2: Esrp-1 transfected (arrow). Lane 3: Esrp-2 transfected. Each lane contains approximately 5 ug of lysate. Primary antibody was used at a 1:1000 dilution in PBS-T plus milk, and reacted for 1hr at room temperature. The membrane was washed and reacted with a 1:10,000 dilution of an anti-mouse ECL antibody for 1hr at room temperature. Molecular weight estimation was made by comparison to prestained MW markers.

Applications for ESRP1/2 Antibody (23A7.C9)

Application
Recommended Usage

ELISA

1:750000

Western Blot

1:1000
Application Notes
This protein-A purified antibody has been tested for use western blotting. Specific conditions for reactivity should be optimized by the end user. Expect a band approximately 75.5 kDa in size corresponding to Esrp-1 and 77.4 kDa in size corresponding to Esrp-2 by western blotting in the appropriate cell lysate or extract.

Formulation, Preparation, and Storage

Purification

Protein A purified

Formulation

0.02 M Potassium Phosphate, 0.15 M Sodium Chloride, pH 7.2

Preservative

0.01% Sodium Azide

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at -20C short term. Aliquot and store at -80C long term. Avoid freeze-thaw cycles.

Background: ESRP1/2

Epithelial splicing regulatory protein-1 (Esrp-1) and Esrp-2 are mRNA splicing factors that regulate the formation of epithelial cell-specific isoforms. They specifically regulate the expression of FGFR2-IIIb, an epithelial cell-specific isoform of FGFR2, and also regulates the splicing of CD44, CTNND1, ENAH, 3 transcripts that undergo changes in splicing during the epithelial-to-mesenchymal transition (EMT). Esrp-1 and -2 act by directly binding specific sequences in mRNAs. They bind the GU-rich sequence motifs in the ISE/ISS-3, a cis-element regulatory region present in the mRNA of FGFR2.

Alternate Names

epithelial splicing regulatory protein 2,9530027K23Rik, Rbm35b, RNA binding motif protein 35b, RNA-binding motif protein 35B, RNA-binding protein 35B

Gene Symbol

ESRP1

Additional ESRP1/2 Products

Product Documents for ESRP1/2 Antibody (23A7.C9)

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Product Specific Notices for ESRP1/2 Antibody (23A7.C9)

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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