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ABS1644

Sigma-Aldrich

Anti-DsbA-L

from rabbit

Synonym(s):

Glutathione S-transferase kappa 1, EC:2.5.1.18, GST 13-13, GST class-kappa, GSTK1-1, mGSTK1, Glutathione S-transferase subunit 13

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About This Item

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

biological source

rabbit

antibody form

unpurified

antibody product type

primary antibodies

clone

polyclonal

species reactivity

mouse, human

packaging

antibody small pack of 25 μL

technique(s)

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

isotype

IgG

NCBI accession no.

UniProt accession no.

shipped in

ambient

target post-translational modification

unmodified

Gene Information

mouse ... Gstk1(76263)

General description

Glutathione S-transferase kappa 1 (UniProt: Q9DCM2; also known as EC:2.5.1.18, GST 13-13, GST class-kappa, GSTK1-1, mGSTK1, Glutathione S-transferase subunit 13, DsbA-L) is encoded by the Gstk1 gene (Gene ID: 76263) in murine species. DsbA-L is a disulfide bond A oxidoreductase like homodimeric mitochondrial protein that is predominantly expressed in heart, kidney, liver and skeletal muscle. It is also highly expressed in adipose tissue and its expression level is negatively correlated with obesity in mice and humans. Overexpression of DsbA-L is shown to promote adiponectin multimerization. Suppression of DsbA-L expression can selectively reduce adiponectin levels and secretion in 3T3-L1 adipocytes. Expression of DsbA-L in 3T3-L1 adipocytes is shown to be stimulated by the insulin sensitizer rosiglitazone and inhibited by TNFalpha. Adiponectin expression is reduced in both human obesity and mouse models of genetic obesity. DsbA-L is also shown to co-localize with the endoplasmic reticulum (ER) marker protein disulfide isomerase and it interacts with the ER chaperone protein Ero1-L in 3T3-L1 adipocytes. Deletion of the first 6 amino acid residues at the N terminus greatly impaired DsbA-L localization in the ER. (Ref.: Liu, M et al. (2015). J Biol Chem. 290(16):10143-8).

Specificity

This rabbit polyclonal antibody detects DsbA-L (Glutathione S-transferase kappa 1) in human and mouse cells.

Immunogen

Epitope: unknown
Myc-tagged full length recombinant protein from mouse.

Application

Anti-DsbA-L, Cat. No. ABS1644, is a rabbit polyclonal antibody that detects Glutathione S-transferase kappa 1 (DsbA-L) and is tested for use in Immunocytochemistry, Immunoprecipitation, and Western Blotting.
Immunocytochemistry Analysis: A 1:500 dilution from a representative lot detected DsbA-L in A431, HUVEC, NIH/3T3 cells.

Western Blotting Analysis: A representative lot detected DsbA-L in mouse brain, mouse kidney, and mouse liver (Liu, M., et. al. (2008). Proc Natl Acad Sci USA. 105(47):18302-7; Lui, M., et. al. (2015). J Biol Chem. 290(16):10143-8).

Immunoprecipitation Analysis: A representative lot detected DsbA-L in 3T3-L1 adipocytes (Liu, M., et. al. (2008). Proc Natl Acad Sci USA. 105(47):18302-7; Lui, M., et. al. (2015). J Biol Chem. 290(16):10143-8).

Immunocytochemistry Analysis: A representative lot detected DsbA-L in adipocytes on differentiation day 7 were used for the following studies. confocal immunofluorescence study of DsbA-L co-localization with the mitochondrial marker (MitoTracker) and the ER marker (PDI) in 3T3-L1 adipocytes (Lui, M., et. al. (2015). J Biol Chem. 290(16):10143-8).
Research Category
Signaling

Quality

Evaluated by Western Blotting in mouse kidney tissue lysate.

Western Blotting Analysis: A 1:1,000 dilution of this antibody detected DsbA-L in 10 µg of mouse kidney tissue lysate.


Target description

~28 kDa observed; 25.70 kDa calculated. Uncharacterized bands may be observed in some lysate(s).

Physical form

Format: Unpurified
Rabbit polyclonal antiserum with 0.05% sodium azide with 20% glycerol.
Rabbit polyclonal antiserum with 0.05% sodium azide with 20% glycerol.
Unpurified

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.
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.

Other Notes

Concentration: Please refer to lot specific datasheet.

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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Juli Bai et al.
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Obesity is a global epidemic that is caused by excessive energy intake or inefficient energy expenditure. Brown or beige fat dissipates energy as heat through non-shivering thermogenesis by their high density of mitochondria. However, how the mitochondrial stress-induced signal is

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