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分子别名（Synonym）
CD33 antigen-like 3,SIGLEC-15,CD33L3,sialic acid-binding Ig-like lectin 15,Siglec15,Siglec-15
表达区间及表达系统（Source）
Human Siglec-15, Mouse IgG2a Fc Tag (SG5-H5254) is expressed from human 293 cells (HEK293). It contains AA Phe 20 - Thr 263 (Accession # Q6ZMC9-1).
Predicted N-terminus: Phe 20
Request for sequence蛋白结构（Molecular Characterization）
This protein carries a mouse IgG2a Fc tag at the C-terminus.
The protein has a calculated MW of 53.4 kDa. The protein migrates as 55-65 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
偶联（Conjugate）
Unconjugated
内毒素（Endotoxin）
Less than 0.1 EU per μg by the LAL method.
纯度（Purity）
>95% as determined by SDS-PAGE.
>90% as determined by SEC-MALS.
制剂（Formulation）
Lyophilized from 0.22 μm filtered solution in 50 mM Tris, 100 mM Glycine, 150 mM NaCl, pH7.5 with trehalose as protectant.
Contact us for customized product form or formulation.
重构方法（Reconstitution）
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
存储（Storage）
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
- -20°C to -70°C for 12 months in lyophilized state;
- -70°C for 3 months under sterile conditions after reconstitution.
质量管理控制体系（QMS）
数据展示
电泳（SDS-PAGE）
Human Siglec-15, Mouse IgG2a Fc Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.
SEC-MALS
The purity of Human Siglec-15, Mouse IgG2a Fc Tag (Cat. No. SG5-H5254) is more than 90% and the molecular weight of this protein is around 115-130 kDa verified by SEC-MALS.
Report
活性（Bioactivity）-ELISA
Immobilized Human Siglec-15, Mouse IgG2a Fc Tag (Cat. No. SG5-H5254) at 5 μg/mL (100 μL/well) on Diamond Protein A Protein, His Tag precoated (0.5 μg/well) plate can bind Neu5Ac(a2-6)GalNAc-PAA-biotin with a linear range of 0.02-0.313 μg/mL (QC tested).
Protocol
Immobilized Human Siglec-15, Mouse IgG2a Fc Tag (Cat. No. SG5-H5254) at 1 μg/mL (100 μL/well) can bind Mouse Human chimeric mAb (5G12, Human IgG1) with a linear range of 0.1-2 ng/mL (Routinely tested).
Protocol
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