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TFPI Human Cellexp Active Protein

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS844659

Background: Tissue factor pathway inhibitor (TFPI) also known as Extrinsic pathway inhibitor (EPI), Lipoprotein - associated coagulation inhibitor (LACI), is a plasma proteinase inhibitor synthesized by vascular endothelial cells and part of it is associated… More details

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Product Documentation
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Sample Manual Insert View PDF
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Testing Data View PDF
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Certificate of Analysis (COA) View PDF
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QC Report View PDF
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Material Safety Data Sheet View PDF
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Technical Datasheet View PDF
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Protocol View PDF

Product Overview

Product Name
TFPI, Active Protein
Full Product Name
Human CellExp TFPI, human recombinant
Product Gene Name
Product Synonym Names
TFPI; LACI; TFPI1; EPI; TFI
Host
HEK293 cells
Form/Format
Lyophilized from 0.22 mum filtered solution in PBS, pH 7.4. Normally Mannitol or Trehalose is added as protectants before lyophilization.
Appearance: Lyophilized
Purity/Purification
>=95%
Preparation and Storage
At -20 degree C
Shelf Life: 12 months
Molecular Weight
This protein is fused with 6×His tag at the C-terminus, has a calculated MW of 30 kDa. The predicted N-terminus is Asp 29. DTT-reduced Protein migrates as 41-45 kDa due to glycosylation.
OMIM
152310
3D Structure
ModBase 3D Structure for P10646
Active Protein Note
Protein activity can be an ambiguous term. Please refer to the data sheet or inquire with Technical Support to determine the definition of activity for this product.
Solubility/Reconstitution Instructions
Centrifuge the vial prior to opening. Reconstitute in sterile PBS, pH 7.4 to a concentration of 50 ug/ml. Do not vortex. This solution can be stored at 2-8 degree C for up to 1 month. For extended storage, it is recommended to store at -20 degree C.
Endotoxin Level
<1 EU/mug by LAL method
Biological Activity
Measured by its ability to inhibit trypsin cleavage of a fluorogenic peptide substrate, Mca - RPKPVE - Nval - WRK (Dnp) - NH2. The IC50 value is < 0.35 nM, as measured in 100 mul reaction mixture containing 1.25 ng trypsin, 10 muM substrate, 50 mM Tris, 10 mM CaCl2, 150 mM NaCl, 0.05% Brij-35 (w/v), pH 7.5.
Results
Measured by its ability to inhibit trypsin cleavage of a fluorogenic peptide substrate, Mca - RPKPVE - Nval - WRK (Dnp) - NH2. The IC50 value is < 0.35 nM, as measured in 100 mul reaction mixture containing 1.25 ng trypsin, 10 muM substrate, 50 mM Tris, 10 mM CaCl2, 150 mM NaCl, 0.05% Brij-35 (w/v), pH 7.5.
Handling
Centrifuge the vial prior to opening.
Applications Tested/Suitable for TFPI active protein
SDS-PAGE

Testing Data of TFPI active protein

Human Cellexp TFPI Active Protein – Cat# MBS844659

Other Notes

Small volumes of TFPI active protein vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for TFPI purchase

MBS844659 is an active protein targeting TFPI. Also known as Human CellExp TFPI, human recombinant. Host: HEK293 cells.

Additional Details

NCBI/Uniprot data below describe general gene information for TFPI. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
GenBank Nucleotide #
NCBI Official Full Name
tissue factor pathway inhibitor isoform b
NCBI Official Synonym Full Names
tissue factor pathway inhibitor (lipoprotein-associated coagulation inhibitor)
NCBI Official Symbol
TFPI
NCBI Official Synonym Symbols
EPI; TFI; LACI; TFPI1
UniProt Protein Name
Tissue factor pathway inhibitor
UniProt Synonym Protein Names
Extrinsic pathway inhibitor; EPI; Lipoprotein-associated coagulation inhibitor; LACI
UniProt Gene Name
TFPI
UniProt Synonym Gene Names
LACI; TFPI1; TFPI; EPI; LACI
UniProt Entry Name
TFPI1_HUMAN
NCBI Protein Information
tissue factor pathway inhibitor

NCBI Summary for TFPI

This gene encodes a protease inhibitor that regulates the tissue factor (TF)-dependent pathway of blood coagulation. The coagulation process initiates with the formation of a factor VIIa-TF complex, which proteolytically activates additional proteases (factors IX and X) and ultimately leads to the formation of a fibrin clot. The product of this gene inhibits the activated factor X and VIIa-TF proteases in an autoregulatory loop. The encoded protein is glycosylated and predominantly found in the vascular endothelium and plasma in both free forms and complexed with plasma lipoproteins. Several alternatively spliced transcript variants of this gene have been described, but the full-length nature of some of these variants has not been confirmed. [provided by RefSeq, Jul 2008]
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UniProt Comments for TFPI

TFPI: Inhibits factor X (X(a)) directly and, in a Xa-dependent way, inhibits VIIa/tissue factor activity, presumably by forming a quaternary Xa/LACI/VIIa/TF complex. It possesses an antithrombotic action and also the ability to associate with lipoproteins in plasma. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: Membrane protein, GPI anchor; Inhibitor; Secreted, signal peptide; Secreted

Chromosomal Location of Human Ortholog: 2q32

Cellular Component: extracellular space; cell surface; endoplasmic reticulum; extracellular region; plasma membrane

Molecular Function: serine-type endopeptidase inhibitor activity; endopeptidase inhibitor activity

Biological Process: blood coagulation, extrinsic pathway; blood coagulation
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

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