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分子别名（Synonym）
DPP4,ADABP,ADCP2,CD26,DPPIV,TP103
表达区间及表达系统（Source）
Human DPPIV, His Tag (DP4-H5221) is expressed from human 293 cells (HEK293). It contains AA Asp 34 - Pro 766 (Accession # NP_001926.2).
Predicted N-terminus: Asp 34
Request for sequence蛋白结构（Molecular Characterization）
This protein carries a polyhistidine tag at the C-terminus.
The protein has a calculated MW of 85.7 kDa. The protein migrates as 95 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
偶联（Conjugate）
Unconjugated
内毒素（Endotoxin）
Less than 1.0 EU per μg by the LAL method.
纯度（Purity）
>95% as determined by SDS-PAGE.
>95% as determined by SEC-MALS.
制剂（Formulation）
Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 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 DPPIV, His 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 DPPIV, His Tag (Cat. No. DP4-H5221) is more than 95% and the molecular weight of this protein is around 190-220 kDa verified by SEC-MALS.
Report
活性（Bioactivity）-SPR
Human DPPIV, His Tag (Cat. No. DP4-H5221) immobilized on CM5 Chip can bind MERS S1 protein, His Tag (Cat. No. S1N-M52H5) with an affinity constant of 0.303 μM as determined in a SPR assay (Biacore 8K) (Routinely tested).
Protocol
活性（Bioactivity）
Measured by its ability to cleave the fluorogenic peptide substrate, Gly-Pro-7-amido-4-methylcoumarin (GP-AMC). The specific activity is >8500 pmol/min/µg (QC tested).
Protocol
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