SKU: 74748346108

LAIR1/CD305 mFc Chimera Protein, Human

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Description

LAIR1/CD305 mFc Chimera Protein, HumanProduct Specification Species Human Synonyms Immunoglobulin Heavy Chain Variable RegionHLAIR1LAIR1Leukocyte Associated Immunoglobulin Like Receptor 1CD305 AntigenhLAIR1CD305Leukocyte Associated Ig Like Receptor 1 Accession Q6GTX8 1 Amino Acid Sequence Gln22 His163, with mIgG Fc Expression System HEK293 Molecular Weight 50 65kDa (Reducing) Purity 95% by SDS PAGE & SEC HPLC Endotoxin <0. 1EU g Conjugation Unconjugated Physical Appearance Lyophilized

Product Specification


Species Human
Synonyms Immunoglobulin Heavy Chain Variable Region,HLAIR1,LAIR1,Leukocyte Associated Immunoglobulin Like Receptor 1,CD305 Antigen,hLAIR1,CD305,Leukocyte-Associated Ig-Like Receptor 1
Accession Q6GTX8-1
Amino Acid Sequence Gln22 - His163, with mIgG Fc
Expression System HEK293
Molecular Weight

50-65kDa (Reducing)

Purity >95% by SDS-PAGE & SEC-HPLC
Endotoxin <0.1EU/μg
Conjugation Unconjugated
Physical Appearance Lyophilized Powder
Storage Buffer PBS, PH7.4, 5% trehalose
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

1.Meyaard, L. (2008) J. Leukoc. Biol. 83:799. Meyaard, L. et al. (1997) Immunity 7:283. Lebbink, R.J. et al. (2004) J. Immunol. 172:5535. Ouyang, W. et al. (2003) Biochem. Biophys. Res. Commun. 310:1236.

Background

LAIR1 (leukocyte-associated Ig-like receptor-1, designated CD305) is an approximately 40 kDa type I transmembrane inhibitory glycoprotein belonging to the Ig superfamily. Leukocyte-associated immunoglobulin-like receptor-1 (LAIR-1) is a type I glycoprotein of 287 amino acids containing a single extracellular Ig-like domain followed by a stalk region connected to the single transmembrane domain and 2 cytoplasmic immunoreceptor tyrosine-based inhibitory motifs that relay the inhibitory signal. LAIR-1 is expressed on almost all immune cells, including NK cells, T cells, B cells and mono-cytes, monocyte-derived dendritic cells, eosinophils, and basophils and mast cells. LAIR-1 binds both transmembrane and extracellular matrix collagens. The mLAIR-1 gene maps to the proximal end of mouse chromosome 7 in a region syntenic with human chromosome 19q13.4 where the LRC is located. LAIR-1 are involved in controlling the balance of the immune system to prevent improper activation or overactivation, which may result in tissue damage or autoimmune diseases. LAIR1 has been shown to inhibit T and NK cell activation mediated by several activating receptors. Furthermore, it has been shown that LAIR1 can deliver an inhibiting signal on intracellular free calcium concentration and immunoglobulin (Ig) production induced by the engagement of B cell antigen receptors (BCR).

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Exchange/Return Notes
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SKU: 74748346108

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Reviewed in the United States on April 24, 2026
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ZZmum
West Palm Beach, US
★★★★★ 5
They worked out great!!!
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So far have been the solution we were looking for! I was extremely tired of the non stop destruction and order of large Chuckit balls for our high energy/high drive dog. For about the same price I bought four 3 inch balls to test out their durability and fit for the thrower. THEY WORK! Perfection! They even make a fun whistling sound as they sail through the air. They do require a tad more muscle in the thrower but that is not a problem. They have already shown to be WAY more durable. The 3 inch balls work in the large chunkit thrower. Super find.
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Reviewed in the United States on April 9, 2026
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HEATHER
Cuba, US
★★★★★ 4
Durable
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My dogs love them. They are very bouncy, and ideal size, and durable. Great alternative to a tennis ball which in my house only last 30 minutes.
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Kindle Customer
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Toughest dang balls I ever played with
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These things are amazing. We have a ball obsessed Husky mix and he has destroyed Kongs, Chuck Its, and a whole lot of other ball shaped objects. These things? We bought the 4 pack because we bought 4 Chuck Its and they lasted a year, all 4 of them only a year, before they were destroyed. A year after buying these? We only bought more because he lost 3 of them. I think we did find one under the dresser after buying this pack... But the others? They either ended up thrown over the fence into the woods or lost in the holes in the yard the monster digs up. Other than a few pockmarks from his teeth and maybe some mud, they may as well be brand new even after a year or two. Probably the most chew resistant thing we've ever bought him. They're really solid rubber and since he hasn't managed to bite into them to take out a chunk, they're safe as hell. Being as big as they are, I don't worry he's gonna choke unattended on them like the usual size of ball. About the only concern is forcing breaks so he can have breathing moments when he manages to talk us into fetch outside. It fits in the larger Chuck It thrower too, so we haven't lost any value from having those torn up.
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Katy Beems
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★★★★★ 5
Sturdy bouncy fun!
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