SKU: 32360247104

Siglec-15 mFc Chimera Protein, Human

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Description

Siglec-15 mFc Chimera Protein, HumanProduct Specification Species Human Accession Q6ZMC9 1 Amino Acid Sequence Phe20 Thr263, with C terminal Mouse Fc Expression System HEK293 Molecular Weight 60 65 kDa(Reducing) Purity 95%, by SDS PAGE under reducing conditions Endotoxin <0. 1EU g Conjugation Unconjugated Tag Mouse Fc Tag Physical Appearance Lyophilized Powder Storage Buffer PBS, pH7. 4 Reconstitution Reconstitute at less than 1 mg mL according to the size in ultrapure water after rapid

Product Specification


Species Human
Accession Q6ZMC9-1
Amino Acid Sequence Phe20-Thr263, with C-terminal Mouse Fc
Expression System HEK293
Molecular Weight 60-65 kDa(Reducing)
Purity >95%, by SDS-PAGE under reducing conditions
Endotoxin <0.1EU/μg
Conjugation Unconjugated
Tag Mouse Fc Tag
Physical Appearance Lyophilized Powder
Storage Buffer PBS, pH7.4
Reconstitution Reconstitute at less than 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.

Background

Siglec-15, one of the Sialic acid-binding immunoglobulin-like lectins (Siglecs) and type-1 transmembrane protein, is expressed mainly in human macrophages and dendritic cells. It is comprised of a lysine-containing transmembrane domain, two extracellular immunoglobulin (Ig)-like domains and a short cytoplasmic domain. Siglec-15 is highly conserved in vertebrates and acts as an immunoreceptor. It exerts diverse functions on osteoclast physiology as well as the tumor microenvironment. Unlike most Siglecs, which are inhibitory receptors, it associates with adapter proteins DAP10 and DAP12 via a transmembrane Lys274 residue for signal activation. Siglec-15 interacts with adapter protein DAP12-Syk signaling pathway to regulate the RANKL/RANK-mediated PI3K, AKT, and ERK signaling pathways during osteoclast formation in vitro. More recently, high Siglec-15 was also found to promote osteosarcoma progression via the activation of the DUSP1/MAPK signaling pathway, and hepatocellular carcinoma migration via CD44 interaction, which prevented lysosomal degradation. As Siglec-15 is mutually exclusive to PD-L1, it is now emerging as a novel immune inhibitor for anti-PD-1/PD-L1 resistant patients.

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SKU: 32360247104

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4.2 ★★★★★
Based on 22 reviews
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Verified Purchase
Sue
Los Angeles, US
★★★★★ 5
Great Book
Format: Board book
Bought for my one year old niece. She loves the bright pictures and being able to push the button to make the animal sounds. Great buy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2024
M
Verified Purchase
Michael
Houston, US
★★★★★ 4
Fun animal book with Eric Carle illustrations!
Format: Board book
Some of the noises the animals make feel a little strange, but my toddler loves to push the buttons! I do like that it says the name of the animal before making the sound the animal makes - gives some vocabulary practice when my daughter is reading independently.
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Reviewed in the United States on September 23, 2025
D
Verified Purchase
dlkoosher
Bozeman, US
★★★★★ 5
All the grandkids enjoy these, of various ages.
Format: Board book
The grandkids always enjoy Eric Carle sound books. The older one reads the stories and the younger one likes to just push the buttons and listen and then say what the animal is. The sound is always nice and clear and the photos on the buttons are easily recognizable. As an added bonus these were offered at a great holiday price.
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Reviewed in the United States on January 5, 2025
M
Verified Purchase
melanie
West Palm Beach, US
★★★★★ 5
Highly recommend
Format: Hardcover
My son is 11 years old . He loved this Shark book . Its hard cover is sturdy . It’s made high quality. The audio is perfect pitch and clear . Teaches about each shark .
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Reviewed in the United States on December 30, 2025
T
Verified Purchase
Thea Desiree
Lake Worth, US
★★★★★ 5
Shark book with read along buttons
Format: Hardcover
Best read along shark book ! My toddler loves it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026

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