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Name :
Human DR6 Protein, ECD (Extracellular Domain), Fc-fusion, Biotinylated, Recombinant

Description :
DR6 (death receptor 6), also known as CD358, is a single-pass, type I transmembrane glycoprotein in the TNF receptor superfamily (TNFRSF21). DR6 contains an extracellular domain (ECD) with 4 TNFR cysteine-rich repeats and a palmitylated cytoplasmic region with 1 death domain (DD). DR6 is expressed in most human tissues with the highest levels in heart, brain, placenta, pancreas, thymus, lymph node and several non-lymphoid cancer cell lines. Among hematopoietic cells, DR6 is expressed on monocytes, resting CD4+ T cells, and pro-, pre-, and naïve B cells. DR6 interacts with the adaptor protein TRADD and mediates signal transduction through its death domain. Expression of DR6 in mammalian cells induces the activation of NF-κB and JNK pathways as well as apoptosis. DR6 acts as an important regulatory molecule in T cell activation, and is involved in inflammation. DR6-defieicent mice have enhanced CD4+ T cell proliferation and are resistant to induced airway inflammation and experimental autoimmune encephalitis. DR6 is constitutively expressed on some prostate cancer cells and can be induced by TNF-α on other cytokines. DR6 is uniquely cleaved from tumor cell surface by the membrane- associated matrix metalloproteinase that is associated with tumor malignancy. DR6 is also expressed on developing neurons where it can bind APP fragment that is generated following deprivation of neurotrophic factors. APP binding to DR6 triggers DR6-mediated axonal pruning..

Gene Symbol :
TNFRSF21; CD358; BM-018; UNQ437/PRO868

NCBI Gene ID :
27242

Uniprot Entry :
O75509

Construct Details :
The recombinant human DR6-Fc fusion is expressed as a 536 amino acid protein consisting of Gln42 – His349 region of DR6 (UniProt accession #O75509) and a C-terminal Fc from human IgG1, which exists as a dimer/tetramer under non-reducing conditions (see the gel image inserted above).

Source :
Human cells stably expressing human DR6-Fc and growing in chemical-defined media with no animal components or antibiotics

Amino Acid Sequence: :
10 20 30 40 50 60 QPEQKASNLI GTYRHVDRAT GQVLTCDKCP AGTYVSEHCT NTSLRVCSSC PVGTFTRHEN 70 80 90 100 110 120 GIEKCHDCSQ PCPWPMIEKL PCAALTDREC TCPPGMFQSN ATCAPHTVCP VGWGVRKKGT 130 140 150 160 170 180 ETEDVRCKQC ARGTFSDVPS SVMKCKAYTD CLSQNLVVIK PGTKETDNVC GTLPSFSSST 190 200 210 220 230 240 SPSPGTAIFP RPEHMETHEV PSSTYVPKGM NSTESNSSAS VRPKVLSSIQ EGTVPDNTSS 250 260 270 280 290 300 ARGKEDVNKT LPNLQVVNHQ QGPHHRHILK LLPSMEATGG EKSSTPIKGP KRGHPRQNLH 310 320 330 340 350 360 KHFDINEHST GTHTCPPCPA PELLGGPSVF LFPPKPKDTL MISRTPEVTC VVVDVSHEDP 370 380 390 400 410 420 EVKFNWYVDG VEVHNAKTKP REEQYNSTYR VVSVLTVLHQ DWLNGKEYKC KVSNKALPAP 430 440 450 460 470 480 IEKTISKAKG QPREPQVYTL PPSREEMTKN QVSLTCLVKG FYPSDIAVEW ESNGQPENNY 490 500 510 520 530 KTTPPVLDSD GSFFLYSKLT VDKSRWQQGN VFSCSVMHEA LHNHYTQKSL SLSPGK

M.W. :
Calculated molecular mass (kDa): 59; Estimated by SDS-PAGE under reducing condition (kDa): 75-85

Calculated PI :
8.22

Calculated Extinction Coefficients :
(M-1 cm-1, at 280nm): 53870

Endotoxin Level :
>95% judged by SDS-PAGE under reducing condition (see the gel image above, labeled as “DTT: +”)

Formulation :
Supplied at 0.5 mg/ml in sterile PBSpH7.4 (carrier & preservative free). The purified recombinant protein was labeled with Biotin (3-5 Biotin per molecule) using the standard procedure.

Endotoxin Level :
<0.1 EU per 1 μg of purified recombinant protein determined by the LAL method

Biological Activity :
Binds to human APP or APLP2.

Molecule Class :
1-Pass Type I Transmembrane

Gene Synonym :
<0.1 EU per 1 μg of purified recombinant protein determined by the LAL method

Gene Family :
DR6; TNFRSF21; CD358; BM-018; UNQ437/PRO868

Research Area :
Immunology

Pathway/Disease :
Apoptosis

Species :
Human

CD Antigen :
CD358

References :
1. FEBS. Lett. 431: 351 (1998). 2. J. Exp. Med. 194: 1441 (2001). 3. Oncogene. 20: 7965 (2001). 4. Immunity 15:23 (2001) 5. J. Immunol. 169: 3993 (2002). 6. Nature 457:981 (2009).

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