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05-583

Sigma-Aldrich

Anti-CFTR Antibody, clone M3A7

clone M3A7, Upstate®, from mouse

Synonym(s):

ATP-binding cassette sub-family C, member 7, ATP-binding cassette transporter sub-family C member 7, cAMP-dependent chloride channel, cystic fibrosis transmembrane conductance regulator, cystic fibrosis transmembrane conductance regulator (ATP-binding ca

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About This Item

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

biological source

mouse

Quality Level

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

M3A7, monoclonal

species reactivity

human

manufacturer/tradename

Upstate®

technique(s)

immunohistochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable

isotype

IgG1

NCBI accession no.

UniProt accession no.

shipped in

dry ice

target post-translational modification

unmodified

Gene Information

human ... CFTR(1080)

General description

CFTR (Cystic Fibrosis Transmembrane Regulator) is an integral membrane protein shown to be involved in the transport of chloride ions. It is found on the surface of the epithelial cells lining the lungs and other organs. CFTR defects are the cause of cystic fibrosis. Cystic Fibrosis (CF) is a common lethal genetic disease caused by mutations of the gene coding for the cystic fibrosis transmembrane conductance factor, a cAMP regulated chloride channel. Approximately 70% of all CF cases share the deletion of a phenylalanine at position 508 (delta F508), which results in abnormal chloride transport. Since the CF mutation is lethal, most often by lung and liver disease, it raises the question of why this genetic disease remains as common as it is.

Specificity

Other species not tested.
This antibody recognizes CFTR, Mr 170 kDa.

Immunogen

Epitope: a.a. 1365-1395
GST-fusion protein corresponding to residues 1197-1480 of human cystic fibrosis transmembrane conductance regulator (CFTR). The epitope maps within amino acids 1365-1395. Clone M3A7.

Application

Detect CFTR using this Anti-CFTR Antibody, clone M3A7 validated for use in IH, IP & WB.
Immunoprecipitation:
This antibody has been reported to immunoprecipitate CFTR. (Kartner, N., 1998.)

Immunohistochemistry:
This antibody has been reported to immunostain CFTR in human pancreatic tissue sections. (Kartner, N., 1998.)
Research Category
Neuroscience
Research Sub Category
Ion Channels & Transporters

Quality

Routinely evaluated by western blot on human T84 colon carcinoma epithelial RIPA cell lysates or from CFTR-transfected BHK2.

Western Blot Analysis:
0.5-2 µg/mL of this lot detected CFTR from 20-50 µg of human T84 colon carcinoma epithelial RIPA cell lysates. 0.5-2 µg/mL of a previous lot detected CFTR from CFTR-transfected BHK (Haardt, M., 1999).
Note: Do not boil the lysate. Instead incubate at 37°C for 30 minutes. CFTR can run as a diffuse protein on SDS-PAGE.

Target description

170 kDa

Physical form

Format: Purified
Protein G Purified
Purified mouse monoclonal IgG1 in buffer containing 0.1 M Tris-glycine, pH 7.4, 0.15 M NaCl, 0.05% sodium azide and 30% glycerol.

Storage and Stability

Stable for 1 year at -20°C from date of receipt.

Handling Recommendations:
Upon receipt, and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance. Note: Variability in freezer temperatures below -20°C may cause glycerol-containing solutions to become frozen during storage.

Analysis Note

Control
T84 cell lysate.

Other Notes

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

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.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 1


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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Mark R Woodford et al.
Nature communications, 7, 12037-12037 (2016-06-30)
Heat shock protein-90 (Hsp90) is an essential molecular chaperone in eukaryotes involved in maintaining the stability and activity of numerous signalling proteins, also known as clients. Hsp90 ATPase activity is essential for its chaperone function and it is regulated by
Mechanosensitive Cl- secretion in biliary epithelium mediated through TMEM16A.
Dutta, AK; Woo, K; Khimji, AK; Kresge, C; Feranchak, AP
American Journal of Physiology: Gastrointestinal and Liver Physiology null
Miquéias Lopes-Pacheco et al.
Chembiochem : a European journal of chemical biology, 17(6), 493-505 (2016-02-13)
We evaluated whether small molecule correctors could rescue four nucleotide-binding domain 1 (NBD1) mutations in the cystic fibrosis transmembrane conductance regulator (CFTR) gene (A455E, S492F, ΔI507, and R560T). We first transfected Cos-7 cells (green monkey kidney cells) with A455E, S492F, ΔI507
Mark R Silvis et al.
The Journal of biological chemistry, 278(13), 11554-11560 (2003-01-17)
Cystic fibrosis is a common lethal genetic disease among Caucasians. The cystic fibrosis gene encodes a cyclic adenosine monophosphate-activated chloride channel (cystic fibrosis transmembrane conductance regulator (CFTR)) that mediates electrolyte transport across the luminal surfaces of a variety of epithelial
CFTR mediates apoptotic volume decrease and cell death by controlling glutathione efflux and ROS production in cultured mice proximal tubules.
Sebastien l'Hoste,Abderrahmen Chargui,Radia Belfodil,Elisabeth Corcelle et al.
American Journal of Physiology: Renal Physiology null

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