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Key Documents

P7496

Sigma-Aldrich

Anti-Protein Disulfide Isomerase antibody produced in rabbit

IgG fraction of antiserum, buffered aqueous solution

Synonyme(s) :

Anti-Erp58, Anti-PDI

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About This Item

Numéro MDL:
Code UNSPSC :
12352203
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Conjugué

unconjugated

Forme d'anticorps

IgG fraction of antiserum

Type de produit anticorps

primary antibodies

Clone

polyclonal

Forme

buffered aqueous solution

Poids mol.

antigen 57 kDa

Espèces réactives

mouse, bovine, rat, human

Technique(s)

immunoprecipitation (IP): 10-20 μg using RIPA lysate from rat NRK cells
indirect immunofluorescence: 1:250 using human HeLa cells
western blot: 1:2,000 using whole extract of mouse NIH3T3 cells

Numéro d'accès UniProt

Conditions d'expédition

dry ice

Température de stockage

−20°C

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

human ... P4HB(5034)
mouse ... P4hb(18453)
rat ... P4hb(25506)

Description générale

Prolyl 4-hydroxylase subunit β (P4HB) or protein disulfide isomerase is a redox-regulated thiol-containing protein. The gene encoding this protein is localized on human chromosome 17q25.3.
Protein Disulfide Isomerase (PDI, Erp58) is an abundant multifunctional, soluble enzyme (E.C. 5.3.4.1) that resides in the lumen of the endoplasmic reticulum of eukaryotic cells. It consists of four tandem domains, two of which contain a catalytic site for disulfide bond formation. A mitochondrial isoform of PDI (approx. 54 kDa) has been recently described. PDI has an N-terminal endoplasmic reticulum (ER) signal and a C-terminal ER- retention KDEL signal sequences. PDI was found on the cell surface of several cell types including endothelial cells, platelets and hepatocytes.

Immunogène

protein disulfide isomerase purified from bovine liver.

Application

Anti-Protein Disulfide Isomerase antibody produced in rabbit has been used in immunoblotting, immunoprecipitation and immunofluorescence.

Actions biochimiques/physiologiques

Prolyl 4-hydroxylase subunit β (P4HB) or protein disulfide isomerase acts as a molecular chaperone in the endoplasmic reticulum of cells and also as an oxidoreductase. It associates with steroid hormones and modulates their actions, concentrations and storage. P4HB accelerates the formation of disulphide bonds in proteins and hence aids in their folding.
Protein Disulfide Isomerase (PDI) catalyzes the formation and rearrangements of both intrachain and interchain disulfide bonds in secreted proteins. It plays an important role in various cellular processes including cell adhesion. PDI has calcium-dependent transglutaminase activity and is involved in the catalysis of isopeptide bond formation. PDI participates in the hydroxylation of proline in procollagen during collagen synthesis and in the transfer of neutral lipid onto nascent lipoprotein particles. Estrogen binding by PDI has also been reported.

Forme physique

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

Clause de non-responsabilité

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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Code de la classe de stockage

10 - Combustible liquids

Classe de danger pour l'eau (WGK)

nwg

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Consulter la Bibliothèque de documents

The Nuclear Pore Complex Function of Sec13 Protein Is Required for Cell Survival during Retinal Development*
Xubo Niu
The Journal of Biological Chemistry (2014)
Novel roles for protein disulphide isomerase in disease states: a double edged sword?
Parakh S and Atkin JD
Frontiers in Cell and Developmental Biology, 3, 30-30 (2015)
Quantitative Transcriptomic Profiling of Branching in a
Glycosphingolipid Biosynthetic Pathway
Hiromu Takematsu
The Journal of Biological Chemistry (2011)
Characterization of the estradiol-binding site structure of human protein disulfide isomerase (PDI)
Fu XM, et al.
Testing, 6(11), e27185-e27185 (2011)
Hiromu Takematsu et al.
The Journal of biological chemistry, 286(31), 27214-27224 (2011-06-15)
Cellular biosynthesis of macromolecules often involves highly branched enzyme pathways, thus cellular regulation of such pathways could be rather difficult. To understand the regulatory mechanism, a systematic approach could be useful. We genetically analyzed a branched biosynthetic pathway for glycosphingolipid

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