SKU: 82255196595

CTLA-4/CD152 Fc Chimera Protein, Cynomolgus

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Description

CTLA-4/CD152 Fc Chimera Protein, CynomolgusProduct Specification Species Cynomolgus Synonyms CTLA 4,CD152 Accession XP_005574071. 1 Amino Acid Sequence Ala37 Asp161, with C terminal hIgG Fc Expression System HEK293 Molecular Weight 43 50kDa (Reducing) Purity 95% by SDS PAGE Endotoxin <0. 1EU g Conjugation Unconjugated Physical Appearance Lyophilized Powder Storage Buffer PBS, pH7. 4. Reconstitution Reconstitute at 0. 1 1 mg ml according to the size in ultrapure water after rapid

Product Specification


Species Cynomolgus
Synonyms CTLA-4,CD152
Accession XP_005574071.1
Amino Acid Sequence Ala37-Asp161, with C-terminal hIgG Fc
Expression System HEK293
Molecular Weight

43-50kDa (Reducing)

Purity >95% by SDS-PAGE
Endotoxin <0.1EU/μg
Conjugation Unconjugated
Physical Appearance Lyophilized Powder
Storage Buffer PBS, pH7.4.
Reconstitution

Reconstitute at 0.1-1 mg/ml according to the size in ultrapure water after rapid centrifugation.

Stability & Storage · 12 months from date of receipt, lyophilized powder stored at -20 to -80℃.
· 3 months, -20 to -80℃ under sterile conditions after reconstitution.
· 1 week, 2 to 8℃ under sterile conditions after reconstitution.
· Please avoid repeated freeze-thaw cycles.
Reference

Kamiyama N, Saechue B, Sachi N, Dewayani A, Chalalai T, Ozaka S, Ariki S, Soga Y, Kagoshima Y, Ekronarongchai S, Hidano S, Kobayashi T. TRAF6 signaling in T cells is crucial for the pathogenicity of experimental autoimmune encephalomyelitis. Int Immunol. 2023 Dec 28:dxad055. Martella S, Lucas M, Porcu M, Perra L, Denaro N, Pretta A, Deias G, Willard-Gallo K, Parra HS, Saba L, Scartozzi M, Wekking D, Kok M, Aiello MM, Solinas C. Primary adrenal insufficiency induced by immune checkpoint inhibitors: Biological, clinical, and radiological aspects. Semin Oncol. 2023 Dec 6:S0093-7754(23)00083-0.

Background

CTLA-4 (Cytotoxic T-Lymphocyte Antigen 4) is also known as CD152 (Cluster of differentiation 152), is a protein receptor that downregulates the immune system. Humanor mouse CTLA-4 cDNA encodes 223 amino acids (aa) including a 35 aa signal sequence, a 126 aa extracellular domain (ECD) with one Ig-like V-type domain, a 21 aa transmembrane (TM) sequence, and a 41 aa cytoplasmic sequence. It is found as a covalent homodimer of 41-43 kDa. Within the ECD, human CTLA-4 shares 98%, 68%, 71% and 83-86% aa sequence identity with cynomolgus, mouse, rat and porcine/bovine/rabbit/feline/canine CTLA-4, respectively. CTLA4 is similar to the T-cell co-stimulatory protein, CD28, and both molecules bind to CD80 and CD86, also called B7-1 and B7-2 respectively, on antigen-presenting cells. CTLA4 transmits an inhibitory signal to T cells, whereas CD28 transmits a stimulatory signal. Fusion proteins of CTLA4 and antibodies (CTLA4-Ig) have been used in clinical trials for rheumatoid arthritis.

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SKU: 82255196595

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linda rickard
Bozeman, US
★★★★★ 1
All Melted.
Not a happy Camper. Arrived with Chocolate melted and biscuits melded together. I love McVities but will wait until the Autumn before I order again....
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Reviewed in the United States on May 19, 2026
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Kathryn Dean
Chelsea, US
★★★★★ 5
Fresh and delicious
Yummy!
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Reviewed in the United States on April 19, 2026
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Thomas L. Leitner
Port Orchard, US
★★★★★ 4
Quite good
Other than some broken cookies, no complaints. Very tasty.
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Reviewed in the United States on February 8, 2026
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J. Beard
Fort Morgan, US
★★★★★ 5
Love these but be aware ...
Bought some of these on a recent UK cruise and loved them. Ordered online once we returned to US. Unfortunately USPS delivery vans are not air conditioned and these arrived with the chocolate melted. Once they cooled the chocolate hardened and rivaled the best industrial adhesive for sticking them whole pack together. Had to break them apart. Not the fault of the manufacturer or the shipper, but beware.
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Reviewed in the United States on June 7, 2024
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Scotswoman
Chelsea, US
★★★★★ 2
Melted
These biscuits seem to melt easily. I have purchased from 2 different sellers and have nothing but problems with them stuck together and crumbling on arrival.
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Reviewed in the United States on April 19, 2026

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