PDIA4

..the protein associated with neutrophil priming was sequenced and identified as the endoplasmic reticulum protein, ERp72, which contains three copies of the active site sequences of protein disulfide isomerase...

..Tg-G2320R associated with multiple ER resident proteins, most notably ERp72, including covalent Tg-ERp72 interactions...

..Conformational changes resulting from the opening of gp120-disulfide loops may drive the processes of virus-cell and cell-cell fusion. The biochemical events described identify new potential targets for anti-HIV agents...

..Inhibiting cell surface PDI prevents HIV-1 entry. The new potential targets outlined are PDI activity as well as the sites of PDI-CD4 and PDI-gp120 interaction...

..Several binding factors, including 14-3-3s, annexins, calreticulin, ERp72 (endoplasmic reticulum protein 72), and nucleolin, were identified, and their interactions with Scarf were ..

..1992) J. Biol. Chem. 267, 15152-15159; Urade, R., and Kito, M. (1992) FEBS Lett. 312, 83-86). Here, ERp72, the other member of the protein disulfide-isomerase family containing three CGHC motifs, was isolated from ER of ..

..between protein disulfide isomerase family members within the mammalian endoplasmic reticulum, PDI, ERp57, ERp72, and P5 were depleted with high efficiency in human hepatoma cells, either singly or in combination...

..Some, such as PDI, are general enzymes that directly recognize misfolded proteins while others, such as ERp57 and ERp72, have more specialized roles...

..A novel complex (termed ERSF) exhibits enhanced binding to the ERSE of the grp78 and ERp72 promoters using HeLa nuclear extracts prepared from ER-stressed cells...

b>ERp72, a resident protein of the endoplasmic reticulum (ER) is both a stress protein and a member of the protein disulfide isomerase family of proteins...

..In both types of aggregates, Ig heavy chain binding protein, calnexin, glucose regulated protein 94, calreticulin, ERp72, and protein disulfide isomerase are scarcely found...

..glutathione and in the reduced-to-total glutathione ratio; redox state of thiols of ER resident oxidoreductases ERp72, PDI was shifted towards the oxidized form; ER stress-responsive transcription factor ATF6 was activated...

..The level of endoplasmic reticulum Ca(2+)-binding chaperones ERp57 and ERp72 and of anti-apoptotic proteins Bcl-2 and Bcl-x(L) was decreased whereas that of Ca(2+)-binding protein calmodulin ..

..In the present study we show that the G544V mutant LDLR associates with the chaperones Grp78, Grp94, ERp72, and calnexin in the ER of transfected Chinese hamster ovary cells...

..bridge with a positively charged binding surface for interactions with the ER chaperones, calreticulin and ERp72. Crystal contacts between molecules potentially mimic the interactions of PDIR with misfolded substrate proteins...

..We have examined in detail a novel ERp72-cyclophilin B complex that enhances the rate of folding of immunoglobulin G...

..chemistry, we have recombinantly expressed and purified six members of the family, PDI, PDIp, ERp57, ERp72, P5, and PDIr from a single organism, human...

..Further characterization showed the intermonomer disulfide bond to be a target for PDI processing. The relevance of these findings to the roles of the V3 domain and the timing of PDI action during the HIV infection process are discussed...

..the levels of mRNAs encoding cytosolic heat-shock proteins (Hsp70, polyubiquitin) and ER chaperones (BiP, Grp94, ERp72), as shown by Northern blot analysis...

..Our results demonstrate that both the host redox system and the viral surface glycoproteins are of interest for the development of new generations of anti-HIV therapeutics...

..Small interfering RNA (siRNA) knockdown of cellular PDI and the related PDI family members ERp57 and ERp72 reveals a potential role for PDI and ERp72 in HPV infection.

..Some of those had known MYOC associations (MMP1, PDIA4, CALR, SFPR1) while others did not (EDN1, MGP, IGF1, TAC1)...

..We determined the redox genes glutaredoxin 2 (GLRX2), protein disulfide isomerase family A, members 4 and 6 (PDIA4, PDIA6), and thioredoxin reductase 1 (TXNRD1) were differentially expressed between adult (more competent) and ..

..is reduced 4- and 2-fold, respectively, (ii) the induction levels of two other ER luminal protein genes, GRP94 and ERp72, are simultaneously down-regulated, (iii) the growth rate of these cells is half that of transfectants without the ..

..TGF-β1, clusterin, von Willebrand factor, multimerin-1, protein disulfide isomerase (PDI), ERp5, ERp57, and ERp72 eluted specifically from the column...

..Disulfide bond restructuring within Env may constitute the molecular basis of the post-receptor binding conformational changes that induce fusion competence...

..Since brain cells from affected individuals are not available for research, we wished to assess the effect of eIF2B mutation on oligodendroglial-derived cells...

..the upregulation of solute carrier family 12 member 2 (SLC 12A2) and protein disulfide-isomerase A4 (PDIA4) were further confirmed in the culture supernatants by Western blotting and in the sera of HCC patients with ..

..for the first time were associated with islet dysfunction, including the unfolded protein response proteins (ERP72, ERP44, ERP29, PPIB, FKBP2, FKBP11, and DNAJB11), endoplasmic reticulum-associated degradation proteins (VCP and ..

..ERp55, ERp57, ERp72, BiP, and calnexin constitutive levels declined 30%-50% with age. Calreticulin was unaffected...

..many genes implicated in endoplasmic reticulum (ER) stress signaling, including ATF3, DDIT3, HERPUD1, HSPA5, XBP1, PDIA4, and PHLDA1, were highly up-regulated within 4 h of FOH treatment, suggesting that FOH-induced apoptosis involves ..

..Here, we summarized the properties and functions of GRP78/BiP, GRP94/gp96, GRP170/ORP150, GRP58/ERp57, PDI, ERp72, calnexin, calreticulin, EDEM, Herp and co-chaperones SIL1 and P58(IPK) and their role in development and diseases...

..complexes of Ero1 primarily form with PDI, to a lesser extent with the PDI-family members ERp57 and ERp72, but are not detectable with another homologue TMX3...

..complexes were separated and identified, and the differentially expressed proteins related to cancers were also found, such as HSP60, protein disulfide-isomerase A4 (ERp72), and transitional endoplasmic reticulum ATPase (TER ATPase).

..of the endoplasmic reticulum (ER) stress- and the unfolded protein response (UPR) pathway (GRP78, GRP94, ERP57, ERP72, and CALR) and the oxidative stress pathway proteins (PRDX1, PRDX2, PRDX6, HSP70, HYOU1) were highly up-regulated ..

..Here, we found that the PDI family members ERp57, PDI, and ERp72 facilitate virus infection...

..4, an indicator of Perk pathway activation), Hspa5/Grp78 (Glucose regulated protein 78, master regulator of ERSR), Pdia4 (protein disulfide isomerase, protein-folding enzyme), and Nfkb1 (nuclear factor of kappa b, ERSR sensor) mRNA ..

..Induction of ER stress leads to upregulation of several genes such as Grp78, Edem1, Erp72, Atf4, Wars, Herp, p58ipk, and ERdj4 and leads to caspase activation, release of mitochondrial intermembrane ..

..This revealed that TFM-C induced 1.5-3-fold transcriptional up-regulation of calreticulin, GRP78, GRP94, GRP170, ERp72, ERp57, ERdj4, and ERp29...

..We further investigated the structure of the multi-domain ERp72, and combined the individual domains of ERp72 into a single structure.

..the presence of five additional thiol isomerases in human and mouse platelets and megakaryocytes, namely; ERp57, ERp72, ERp44, ERp29 and TMX3...

..novel biomarker candidates included prosaposin (PSAP), plectin 1 (PLEC1) and protein disulfide isomerase A 4 (PDIA4) that were further validated to be overexpressed by immunohistochemical labeling using tissue microarrays...

..a) transiently silencing PDI mRNA and (b) increasing the intracellular levels of members of the PDI family (PDI, ERp72, and PDIp) on the mRNA levels, assembly and secretion of an IgG4 isotype...

..Here, we report the X-ray crystal structure of central non-catalytic domains of a specific isomerase, ERp72 (also called CaBP2 and protein disulfide-isomerase A4) from Rattus norvegicus...

..Dwarf and normal fibroblasts show no genotypic difference in up-regulating BiP, GRP94, and ERp72 proteins after exposure to thapsigargin...

..Here we report that, of the six representative PDI homologs examined (human PDI, PDIp, ERp57, ERp72, PDIA6 and rat PDIr), only the human pancreas-specific PDI homolog (PDIp) had a similar binding affinity for ..

..whereas the function of its a' domain can be substituted partially by the a' domain from ERp57 (abb'xa'c) or ERp72 (ca degrees abb'xa'), PDI-like proteins that do not unfold CTA1 normally...

..In addition, we analysed the specificity of substrates towards PDI, ERp72, ERp57, ERp46, ERp18 and P5...

..Six chaperones, GRP94, GRP78, ERp72, PDI, CaBP1/P5 and CRT were found to associate with IFN-gamma during its steady state folding...

..Interestingly, depletion of another thiol oxidoreductase, ERp72, had no detectable effect on class I biogenesis, consistent with a specialized role for ERp57 in this process.

..of the endoplasmic reticulum (ER)-resident chaperon and member of the protein disulfide isomerase family erp72 was studied after transient cerebral ischemia in vivo using the four-vessel occlusion method and experimental ..

We investigated the expression of protein disulfide isomerase family proteins (PDI, ERp61, and ERp72) in mouse F9 teratocarcinoma cells during differentiation induced by treatment with retinoic acid and dibutyryl cAMP...

..However, because QEDL could not serve as the ER-retention signal for protein disulfide isomerase or ERp72, it is suggested that amino acid residue(s) of ER-60 protease, other than the QEDL sequence itself, is ..

..old energy-restricted mice, hepatic expression of the endoplasmic reticulum chaperones ERp57 (37%), GRP170 (51%), ERp72 (43%), calreticulin (54%) and calnexin (23%) was significantly and specifically reduced...

..has identified associated with protein trafficking (ERPTRE) in a gene encoding the related mammalian protein, ERp72, as well as a second motif conserved amongst the glucose-related protein family...

..269, 22990-22995). By coimmunoprecipitation in rat thyroid cells, we were able to demonstrate that BiP, grp94, ERp72, and grp170, four proteins believed to function as specific molecular chaperones, complex with Tg during its ..

..These effects are specific to calreticulin, since overexpression of the ER lumenal proteins (BiP, ERp72, or calsequestrin) has no effect on glucocorticoid-sensitive gene expression...

..sequence and three repeats of the thioredoxin-like motive -EFYAPNCGHCK-, and represents the rat homolog of ERp72. In contrast to earlier reports on ERp72, CaBP2 possesses significant proteindisulfide isomerase activity...

It has been shown previously that CaBP2, the rat analog of the murine protein ERp72, and CaBP1, the rat analogue of the hamster protein P5, represent members of the protein disulfide isomerase (PDI) family and are able to catalyze the ..

..titers against purified rat grp94, another resident ER-protein of the KDEL-protein family, but not against rat ERp72 (CaBP2), an ER-resident protein of the proteindisulfide isomerase family...

..is supposed to be a member not of PLC superfamily but of Trp-Cys-Gly-His-Cys-Lys motif-containing proteins consisting of protein disulfide isomerase, P5, ERp72, and thioredoxin. PLC-alpha should be redesignated ERp57 (ER-resided p57).

We have previously demonstrated that several endoplasmic reticulum (ER) proteins, including BiP, ERp72, grp94, and protein disulfide isomerase, bind to a denatured thyroglobulin (Tg) affinity column and can be specifically eluted by ATP (..

..Two such proteins with thioredoxin (Trx) domains, CaBP1 and CaBP2 (ERp72), have previously been isolated from rat liver microsomes...

..full length cDNA clones encoding two abundant, luminal endoplasmic reticulum proteins (ERp), ERp59/PDI and ERp72. ERp59/PDI has been identified as the microsomal enzyme protein disulfide isomerase (PDI)...

..The endoplasmic reticulum (ER)-resident molecular chaperones GRP94, calreticulin, and ERp72 were co-immunoprecipitated with apoB-100 from HepG2 cell lysates following cross-linking of proteins in living ..

..and also gene33, H19, SM20, IGFBP5, MAMA receptor, lectin, keratin, beta-tubulin, calreticulin, GRP78, ERp72, MnSoD, thioredoxin, and others...

..b>ERp72 was identified as one of the ER-resident oxidoreductases associating with the orphan ERp57 substrates to maintain ..

..These results suggest that the altered expression of Hsps (especially Hsp56 and Hsp60) by E2 metabolites such as E2, 16a-OHE1 and 2-ME could be closely linked to their mitogenic action...

Folding of secretory proteins is associated with the formation and isomerization of disulfide bonds. ERp72, a protein disulfide isomerase (PDI) family member, possesses 3 thioredoxin homology domains, but the participation of each domain ..

..Co-immunoprecipitation experiments demonstrated that the mutant A-domains were specifically associated with ERp72, a chaperone protein known to be involved in mediating disulfide bond formation...

..results showed both enhanced ERp29 expression and an interaction with the other ER chaperones such as GRP94, BiP, ERp72 and calnexin...

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..extended our earlier observations of ER chaperone induction with the identification of the additional ER (ERp29, ERp72, calreticulin, protein disulfide isomerase (PDI)), cytoplasmic (heat shock protein (HSP)70, HSP90) and ..

..The expression of the heat shock proteins (HSP), endoplasmic reticulum protein (ERp72) and glucose-regulated protein (GRp78), was among the genes whose expression was significantly elevated in the ..

..revealed the identity of two of the proteins as the endoplasmic reticulum (ER) resident stress proteins GRP94 and ERp72. Neither of these proteins was found to have an increased level of synthesis in the Ii- versus the Ii+ ..

..The R273W mutation did not affect the ability of VWF to bind to BiP, Grp94, ERp72, calnexin, and calreticulin in COS-7 cells. (Blood. 2000;96:560-568)

..The expression pattern was like that of the endoplasmic reticulum chaperone, Erp72, but not that of the cytosol chaperone, hsp72...

..Vgf), growth factors/adhesion molecules (BDNF, TrkB, F3 adhesion molecule), chaperones/heat shock proteins (BiP, ERP72, GRP75, HSP60, HSP70), vesicle- and synapse-related genes (chromogranin C, synaptotagmin IV), neurotransmitter/..

..Five chaperone proteins: BiP (Grp78); calreticulin (CRT); protein disulfide (PDI); ERp72; and Grp94, demonstrated immunoreactivity in the enlarged PSACH cisternae and the short rER channels of ..

..by several molecular chaperones and folding enzymes, such as BiP, GRP94, calnexin, protein disulfide isomerase, ERp72, and others...

..12 g/ml and, like the membrane-bound pool, was associated with GRP94, ERp72, BiP, calreticulin, and cyclophilin B...

..GRP94; CaBP1; protein disulfide isomerase (PDI); ERdj3, a recently identified ER Hsp40 cochaperone; cyclophilin B; ERp72; GRP170; UDP-glucosyltransferase; and SDF2-L1...

..Genomic restriction fragments were similar between the active and inactive CCRF/CEM cell lines. These data suggest that the cells deficient in dC kinase activity have a small defect in the structural gene...

..In the present study we show that one of the proteins selectively oxidized in response to Nox1-generated ROS was ERp72 (endoplasmic reticulum protein 72 kDa) with TRX (thioredoxin) homology domains...

..isomerases during thrombus formation, the kinetics of expression of thiol isomerases, including PDI, ERp5, ERp54, ERp72, ERp46, ERdj5, TMX and TMX3 will be studied in a live mouse by intravital multichannel widefield and confocal ..

..Antisera specific for various ER chaperones were produced and cDNA clones for grp94 and ERp72 were obtained, which will permit reconstitution of the chaperon-deficient cell lines...

..Identification of high-risk genotypes can lead to the development of prevention programs in selected populations and may suggest gene-based prevention strategies. ..

..Identification of high-risk genotypes can lead to the development of prevention programs in selected populations and may suggest gene-based prevention strategies. ..

..Identification of high-risk genotypes can lead to the development of prevention programs in selected populations and may suggest gene-based prevention strategies. ..

..Identification of high-risk genotypes can lead to the development of prevention programs in selected populations and may suggest gene-based prevention strategies. ..

..One of the aims is to follow up on prior data in which 17 families were linked to the BCL locus by performing mutation analysis at BCL3 in the subset of families with evidence of linkage with cleft lip and palate to BCL3. ..

..Finally, identification of high-risk genotypes may lead to the development of prevention programs in selected populations and may suggest gene-based prevention strategies. ..

..abstract_text> ..

..This research will ultimately lead to treatments for the chronic life long problems related to severe short stature in PSACH and premature osteoarthritis. ..