积分兑换
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分子别名（Synonym）
Neuraminidase/NA (Influenza Virus)
表达区间及表达系统（Source）
Influenza B [PHUKET/3073/2013] Neuraminidase (NA) Protein, His Tag (NEE-V5246) is expressed from human 293 cells (HEK293). It contains AA Ser 34 - Leu 466 (Accession # EPI_ISL_161843, GISAID).
Predicted N-terminus: His
Request for sequence蛋白结构（Molecular Characterization）
This protein carries a polyhistidine tag at the N-terminus.
The protein has a calculated MW of 55.6 kDa. The protein migrates as 70-90 kDa when calibrated against Star Ribbon Pre-stained Protein Marker 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）
90% as determined by SDS-PAGE.
制剂（Formulation）
Supplied as 0.2 μm filtered solution in PBS, pH7.4 with trehalose as protectant.
Contact us for customized product form or formulation.
运输（Shipping）
This product is supplied and shipped with dry ice, please inquire the shipping cost.
存储（Storage）
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
- The product MUST be stored at -70°C or lower upon receipt;
- -70°C for 3 months under sterile conditions.
质量管理控制体系（QMS）
产品展示
电泳（SDS-PAGE）
Influenza B [PHUKET/3073/2013] Neuraminidase (NA) Protein, His Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 90% (With Star Ribbon Pre-stained Protein Marker).
活性（Bioactivity）-SPR
Influenza B [PHUKET/3073/2013] Neuraminidase (NA) Protein, His Tag (Cat. No. NEE-V5246) immobilized on CM5 Chip can bind N-Acetylneuraminic Acid (NANA,Neu5Ac) with an affinity constant of 1.11 mM as determined in a SPR assay (Biacore 8K) (QC tested).
Protocol
a-Neu5Ac-PAA-biotin immobilized on SA Chip can bind Influenza B [PHUKET/3073/2013] Neuraminidase (NA) Protein, His Tag (Cat. No. NEE-V5246) with an affinity constant of 83.4 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).
Protocol
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