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物种
Human分子别名
Beta-1 metal-binding globulin,Siderophilin,Serotransferrin,TF,TRF,DKFZp781D0156, PRO1557, PRO2086,HEL-S-71p,TFQTL1Accession
P02787表达序列
Val20-Pro698 with His & Avi Tag at the C-Terminus
表达宿主
HEK293分子量
70-85kDa (Reducing)
纯度
>95% by SDS-PAGE & SEC-HPLC内毒素含量
<1EU/μg活性
Measured in a serum-free cell proliferation assay using MCF-7 human breast cancer cells. The EC50 for this effect is typically 9-25ng/ml. Immobilized Biotinylated Transferrin His&Avi Tag Protein, Human (Cat. No. UA011027) at 2μg/mL on Streptavidin precoated (0.5μg/well) plate, can bind Human Transferrin R / CD71 Protein, Fc Tag with EC50 of 8.90-14.7ng/ml.标记
Biotin标签
Avi Tag, His Tag性状
Lyophilized Powder缓冲体系
PBS, PH7.4, 5% trehalose溶解方法
Reconstitute at 0.1-1 mg/ml according to the size in ultrapure water after rapid centrifugation.
储存条件
· 12 months from date of receipt, lyophilized powder stored at -20 to -80℃.
· 3 months, -20 to -80℃ under sterile conditions after reconstitution.
· 1 week, 2 to 8℃ under sterile conditions after reconstitution.
· Please avoid repeated freeze-thaw cycles.文献引用
Stearne P.A. et al. (1985) J. Immunol. 134:3474.
Daniels, T.R. et al. (2006) Clin. Immunol. 121:144.
Skikne, B.S. (2008) Am. J. Hematol. 83:872.
Macedo, M.F. and M. deSousa (2008) Inflamm. Allergy Drug Targets 7:41.
Aisen, P. (2004) Int. J. Biochem. Cell Biol. 36:2137.
Radoshitzky, S.R. et al. (2007) Nature 446:92.
Transferrin is a glycoprotein with an approximate molecular weight of 76.5 kDa. It is believed to have originated from an ancient gene duplication event, resulting in homologous C and N-terminal domains that each bind one ferric ion. The primary function of transferrin is to transport iron from the intestine, reticuloendothelial system, and liver parenchymal cells to proliferating cells throughout the body. Additionally, transferrin may serve a physiological role as a granulocyte/pollens-binding protein (GPBP), which is involved in the clearance of certain organic materials and allergens from the serum.
生物活性
Measured in a serum-free cell proliferation assay using MCF-7 human breast cancer cells. The EC50 for this effect is typically 9-25ng/ml.
电泳
1μg (R: reducing condition, N: non-reducing condition).
体积排阻色谱(SEC-HPLC)
The purity of Biotinylated Transferrin His & Avi Tag Protein, Human is greater than 95% as determined by SEC-HPLC.
ELISA
Immobilized Biotinylated Transferrin His&Avi Tag Protein, Human (Cat. No. UA011027) at 2μg/mL on Streptavidin precoated (0.5μg/well) plate, can bind Human Transferrin R / CD71 Protein, Fc Tag with EC50 of 8.90-14.7ng/ml.







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