Human LILRB4/CD85k/ILT3 Protein (LTP10934)

Product Name
Human LILRB4/CD85k/ILT3 Protein (LTP10934)
Catalog Number
LTP10934
Quantity
100ug
Price
$473 In stock
Background
LILRB4,also known as CD85k and LIR-5, ILT3,  is an approximately 60 kDa transmembrane glycoprotein that negatively regulates immune cell activation. Mature human ILT3 consists of a 238 amino acid (aa) extracellular domain with two Ig-like domains, a 21 aa transmembrane segment, and a 168 aa cytoplasmic domain with 3 immunoreceptor tyrosine-based inhibitory motifs (ITIM).LILRB4 is receptor for class I MHC antigens. Recognizes a broad spectrum of HLA-A, HLA-B, HLA-C and HLA-G alleles.
Description
Recombinant Human LILRB4/CD85k/ILT3 Protein is expressed from Expi293 with hFc tag at the C-terminal. It contains Gln22-Arg256.
Target
LILRB4/CD85k/ILT3
Species
Human
Gene/Protein ID
AAH26309
Exact Sequence
Gln22-Arg256
Molecular Weight
The protein has a predicted MW of 52.6 kDa. Due to glycosylation, the protein migrates to 60-68 kDa based on the Tris-Bis PAGE result.
Activity
Immobilized Human LILRB4, hFc Tag at 0.2ug/ml (100ul/well) on the plate. Dose response curve for Biotinylated Anti-LILRB4 Antibody, hFc Tag with the EC50 of 16.7ng/ml determined by ELISA (QC Test). The affinity constant of 74.20 nM as determined in SPR assay (Biacore T200). See testing image for detail.
Tag
C-hFc
Express System
Expi293
Purity
> 95% as determined by Tris-Bis PAGE; > 95% as determined by HPLC
Endotoxin
Less than 1EU per ug by the LAL method.
Formulation
Lyophilized from 0.22 um filtered solution in PBS (pH 7.4). Normally 5% trehalose is added as a protectant before lyophilization.
Stability and Storage

Reconstituted protein stable at -80 C for 12 months, 4 C for 1 week. Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

Shipping
Shipped at ambient temperature.
Reconstitution

Centrifuge tubes before opening. Reconstituting to a concentration of more than 100 ug/ml is recommended. Dissolve the lyophilized protein in distilled water.

Image
Human LILRB4/CD85k/ILT3 Protein (LTP10934)
  • 5 Units in Stock
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