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分子别名（Synonym）
CD79b,B29,IGB,Ig-beta
表达区间及表达系统（Source）
Human CD79B, Fc Tag (CDB-H5259) is expressed from human 293 cells (HEK293). It contains AA Ala 29 - Asp 159 (Accession # P40259-1).
Predicted N-terminus: Ala 29
Request for sequence蛋白结构（Molecular Characterization）
This protein carries a human IgG1 Fc tag at the C-terminus.
The protein has a calculated MW of 41.8 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）
>90% as determined by SDS-PAGE.
制剂（Formulation）
Lyophilized from 0.22 μm filtered solution in Tris with Glycine, Arginine and 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）
产品展示
电泳（SDS-PAGE）
Human CD79B, Fc Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 90%.
活性（Bioactivity）-ELISA
Immobilized Human CD79B, Fc Tag (Cat. No. CDB-H5259) at 1 μg/mL (100 μL/well) can bind Anti-CD79B (Polatuzumab) Humanized Antibody with a linear range of 0.1-1 ng/mL (Routinely tested).
Protocol
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