PROVETOP

Biotinylated Human TFPI Protein

Catalog No: TFPI-HB001

Species
Human
Expression System
HEK293
Tag
His, Avi

Product overview

Recombinant Biotinylated Human TFPI Protein is expressed in HEK293 cells with a His tag and Avi tag at the C-terminus. It contains amino acid residues Asp29-Lys282 (UniProt accession: P10646-1).

Product Details

Molecular Aliases
LACI; TFPI1; EPI; TFI; convertin; TFPI
Protein Length
Asp29-Lys282
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 32.1 kDa. Due to glycosylation, the protein migrates to 40-50 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE
Endotoxin
Less than 1 EU per μg by the LAL method.
Buffer / Formulation
Lyophilized from 0.22μm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.
State
Lyophilized
Storage Conditions
-20 to -80°C for 12 months as supplied from date of receipt. -80°C for 3 months after reconstitution. Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.
Reconstitution Advice
Dissolve the lyophilized protein in distilled water. Please refer to the Certificate of Analysis for detailed instructions.

Data Display

Bis-Tris PAGE
TFPI-HB001 Bis-Tris-PAGE-white result

Biotinylated Human TFPI on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

Background

Oestrogens influence the pathophysiology and development of hormone-sensitive cancers, such as breast cancer. Tissue factor pathway inhibitor (TFPI) is a serine protease inhibitor of the extrinsic coagulation pathway and has recently been associated with breast cancer cell development.

References

  1. Ali HO, Stavik B, Dørum E, Iversen N, Sandset PM, Skretting G. Oestrogen induced downregulation of TFPI expression is mediated by ERα. Thromb Res. 2014;134(1):138-143. doi:10.1016/j.thromres.2014.04.004

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