Recombinant Human Caspase-8 (CASP8), partial

Recombinant Human Caspase-8 (CASP8), partial — recombinant protein from Homo sapiens (Human), expressed in E.coli. Purity >90%.

SKU: BCRECP-000240 Category:

Product Specifications

Product SkuBCRECP-000240
Product DescriptionRecombinant Human Caspase-8 (CASP8) Protein is expressed from E.coli with N-terminal 6xHis-tagged. It contains 217-374aa. [Accession | Q14790].
Uniprot No.Q14790
Gene NamesCASP8
PurityGreater than 90% as determined by SDS-PAGE.
Expression SystemE.coli
Expression Region217-374aa
SpeciesHomo sapiens (Human)
Tag InfoN-terminal 6xHis-tagged
Molecular weight21.9kDa
ActivityPlease contact us to obtain bioactivity data.
BufferIf the delivery form is liquid, the default storage buffer is Tris/PBS-based buffer, 5%-50% glycerol. If the delivery form is lyophilized powder, the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose.
StorageStore at -20°C/-80°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
Research AreasApoptosis

Function

Lacks the catalytic site and may interfere with the pro-apoptotic activity of the complex.

Biological Context

Subcellular Location: Cytoplasm; Nucleus; Cell projection, lamellipodium
Tissue Specificity: Isoform 1, isoform 5 and isoform 7 are expressed in a wide variety of tissues. Highest expression in peripheral blood leukocytes, spleen, thymus and liver. Barely detectable in brain, testis and skeletal muscle
Disease Association: Caspase-8 deficiency (CASP8D) : Disorder resembling autoimmune lymphoproliferative syndrome (ALPS). It is characterized by lymphadenopathy, splenomegaly, and defective CD95-induced apoptosis of peripheral blood lymphocytes (PBLs). It leads to defects in activation of T-lymphocytes, B-lymphocytes, and natural killer cells leading to immunodeficiency characterized by recurrent sinopulmonary and herpes simplex virus infections and poor responses to immunization. [The disease is caused by variants affecting the gene represented in this entry]

Product Specifications

Recombinant Human Caspase-8 (CASP8), partial is a recombinant protein from Homo sapiens (Human), expressed in E.coli, covering amino acids 217-374aa, with N-terminal 6xHis-tagged tag, molecular weight 21.9kDa, purity Greater than 90% as determined by SDS-PAGE.. Suitable for ELISA and Western Blot applications.

SDS-PAGE: Single band at expected molecular weight confirming purity.

ELISA: Suitable as coating antigen or detection standard.

Western Blot: Compatible with standard Western Blot protocols.

Protein Interaction: Validated for SPR (Surface Plasmon Resonance) and BLI (Bio-Layer Interferometry) studies.

Shipping: Shipped at ambient temperature. Lyophilized protein is stable during transit.

Storage: Store lyophilized protein at -20°C to -80°C. Reconstituted protein should be aliquoted and stored at -80°C. Avoid repeated freeze-thaw cycles.

Shelf Life: 12 months from date of receipt when stored as recommended.

Shipping Time: Orders placed before 2 PM EST ship same day. International orders typically deliver within 5-10 business days.

Protein Biology

Function

Lacks the catalytic site and may interfere with the pro-apoptotic activity of the complex

Subcellular Location

Cytoplasm; Nucleus; Cell projection, lamellipodium

Disease Association

Caspase-8 deficiency (CASP8D) : Disorder resembling autoimmune lymphoproliferative syndrome (ALPS). It is characterized by lymphadenopathy, splenomegaly, and defective CD95-induced apoptosis of peripheral blood lymphocytes (PBLs). It leads to defects in activation of T-lymphocytes, B-lymphocytes, and natural killer cells leading to immunodeficiency characterized by recurrent sinopulmonary and herpes simplex virus infections and poor responses to immunization. [The disease is caused by variants affecting the gene represented in this entry]

Tissue Specificity

Isoform 1, isoform 5 and isoform 7 are expressed in a wide variety of tissues. Highest expression in peripheral blood leukocytes, spleen, thymus and liver. Barely detectable in brain, testis and skeletal muscle

Subunit

(Microbial infection) Interacts (via RIP homotypic interaction motif) with herpes simplex virus 2/HHV-2 protein RIR1/ICP10 (via RIP homotypic interaction motif); this interaction prevents necroptosis activation

Gene: CASP8  |  Organism: Homo sapiens  |  Synonyms: Apoptotic cysteine protease; Apoptotic protease Mch-5; CAP4; FADD-homologous ICE/ced-3-like protease; FADD-like ICE; ICE-like apoptotic protease 5; MORT1-associated ced-3 homolog
Key Publications

Frequently Asked Questions

How do I order or inquire about this product?

Fill out the Online Inquiry form with your required quantity and specifications. You can also email sales@biocrestsci.com. Our team typically responds within 4 business hours with a quote and availability confirmation.

What is the shipping and delivery time?

Orders placed before 2 PM EST ship the same day. Domestic (US) delivery typically takes 2-3 business days. International orders deliver within 5-10 business days. All products are shipped at ambient temperature with appropriate packaging to ensure stability.

How should I store this recombinant protein?

Lyophilized proteins should be stored at -20°C to -80°C upon receipt. After reconstitution, aliquot and store at -80°C. Avoid repeated freeze-thaw cycles. Shelf life is 12 months from date of receipt when stored as recommended.

What quality controls are performed on your products?

Each product undergoes SDS-PAGE purity analysis (typically >85-95%), endotoxin testing, and bioactivity validation. Products are validated for ELISA, Western Blot, and SPR/BLI applications as specified on this product page. A Certificate of Analysis (CoA) is available upon request.

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