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CXCL4 Human Recombinant Protein

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS9719735

C-X-C motif chemokine 4 (CXCL4) also named platelet factor 4 (PF4), which is a chemokine of the intercrine alpha family. CXCL4 is a 8kDa protein containing 70 amino acid residues. CXCL4 is produced by the activated platelets which plays an important role in… More details

$140 / 0.005 mg +1 FREE 8GB USB
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

Online Datasheet in PDF
Product Name
CXCL4, Recombinant Protein
Full Product Name
Human CXCL4 Protein, His tag (Animal-Free)
Product Gene Name
Product Synonym Names
CXCL4; CXCL-4; CXCL 4; Platelet Factor-4; PF-4; Oncostatin A; Ironplact
Sequence
Glu32-Ser1 01
Host
E coli
Form/Format
Lyophilized from sterile PBS, pH 7.4.
Purity/Purification
>98 % as determined by SDS-PAGE
Preparation and Storage
Lyophilized protein product should be stored desiccated below -18 degree C. Upon reconstitution, the protein should be stored at 4 degree C between 2-7 days and for future use below -18 degree C. For long term storage it is recommended to add a carrier protein (5% HSA,10% FBS or 0.1%BSA). Please prevent freeze-thaw cycles.
Shipping: Gel pack with blue ice.
Molecular Weight
10,845 Da
Sequence Positions
70aa
Chromosome Location
Chromosome: 4; NC_000004.11 (74846542..74847841, complement). Location: 4q12-q21
OMIM
173460
3D Structure
ModBase 3D Structure for P02776
Species
Human
Tag
His tag
Endotoxin
<0.1 EU per ug of the protein as determined by the LAL method.
Activity
Measure by its ability to inhibit human FGF-2-induce proliferation in HUVEC cells.The ED?? for this effect is <5ug/mL.
Protein Construction
The recombinant Human CXCL4 consists of 70 amino acids and predicts a molecular mass of 8.58kDa.
Amino acid sequence derived from Human CXCL4 (Glu32-Ser101)(P02776) was expressed with 6×His tag at the N-terminus.
Usage Notes
Always centrifuge tubes before opening. It is recommended to reconstitute the lyophilized recombinant protein to a concentration of 0.1-1mg/mL using the buffer we provided, and keep at room temperature for at least 20 min to fully dissolve. Please avoid vortex vigorously.

Other Notes

Small volumes of CXCL4 recombinant 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 CXCL4 purchase

MBS9719735 is a recombinant protein targeting CXCL4. Also known as Human CXCL4 Protein, His tag (Animal-Free). Host: E coli.

Additional Details

NCBI/Uniprot data below describe general gene information for CXCL4. 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
platelet factor 4
NCBI Official Synonym Full Names
platelet factor 4
NCBI Official Symbol
PF4
NCBI Official Synonym Symbols
PF-4; CXCL4; SCYB4
UniProt Protein Name
Platelet factor 4
UniProt Synonym Protein Names
C-X-C motif chemokine 4; Iroplact; Oncostatin-A
UniProt Gene Name
PF4
UniProt Synonym Gene Names
CXCL4; SCYB4; PF-4
UniProt Entry Name
PLF4_HUMAN
NCBI Protein Information
platelet factor 4; iroplact; oncostatin-A; C-X-C motif chemokine 4; chemokine (C-X-C motif) ligand 4

NCBI Summary for CXCL4

This gene encodes a member of the CXC chemokine family. This chemokine is released from the alpha granules of activated platelets in the form of a homotetramer which has high affinity for heparin and is involved in platelet aggregation. This protein is chemotactic for numerous other cell type and also functions as an inhibitor of hematopoiesis, angiogenesis and T-cell function. [provided by RefSeq, Mar 2012]
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UniProt Comments for CXCL4

PF4: Released during platelet aggregation. Neutralizes the anticoagulant effect of heparin because it binds more strongly to heparin than to the chondroitin-4-sulfate chains of the carrier molecule. Chemotactic for neutrophils and monocytes. Inhibits endothelial cell proliferation, the short form is a more potent inhibitor than the longer form. Belongs to the intercrine alpha (chemokine CxC) family.

Protein type: Motility/polarity/chemotaxis; Secreted; Apoptosis; Chemokine; Secreted, signal peptide

Chromosomal Location of Human Ortholog: 4q12-q21

Cellular Component: extracellular space; extracellular region

Molecular Function: heparin binding; CXCR3 chemokine receptor binding; chemokine activity

Biological Process: negative regulation of cytolysis; platelet activation; cytokine and chemokine mediated signaling pathway; leukocyte chemotaxis; response to lipopolysaccharide; positive regulation of leukocyte chemotaxis; positive regulation of cAMP metabolic process; positive regulation of tumor necrosis factor production; negative regulation of megakaryocyte differentiation; regulation of cell proliferation; G-protein coupled receptor protein signaling pathway; negative regulation of angiogenesis; platelet degranulation; negative regulation of MHC class II biosynthetic process; positive regulation of transcription from RNA polymerase II promoter; immune response; inflammatory response; positive regulation of macrophage differentiation; 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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