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F5022 Sigma-Aldrich

Fibronectin-like Protein Polymer genetically engineered

lyophilized powder, autoclaved, BioReagent, suitable for cell culture

Synonym: ProNectin® F



Related Categories Attachment Factors, Attachments Factors, Biochemicals and Reagents, Cell Culture, Core Bioreagents,
sterility   autoclaved
product line   BioReagent
form   lyophilized powder
mol wt   mol wt 75 kDa by gene sequence (differences are due to the unusual amino acid composition of the protein)
  mol wt ~110 kDa by SDS-PAGE
packaging   pkg of 1 mg
  pkg of 5 mg
solubility   4.5  M LiClO4: 1 mg/mL (stable for 12 mo. at RT.)
suitability   suitable for cell culture
storage temp.   room temp



Recommended as a cell culture substratum at 2-10 μg/cm2.

Other Notes

Positively-charged, protein polymer which incorporates multiple copies of the RGD cell attachment epitope from human fibronectin between repeated structural peptide units.


Supplied with diluent in separate vial.


Dilutions can be made to a working concentration with balanced salt solution; stable up to 2 days at RT. Coated labware is stable at least 4 mos at RT.

Legal Information

ProNectin is a registered trademark of Sanyo Chemical Industries, Ltd

Safety & Documentation

Safety Information

Signal word 
Hazard statements 
Precautionary statements 
NONH for all modes of transport
WGK Germany 


Certificate of Analysis

Certificate of Origin

Request a Serum Sample

Cell Culture Guide
Protocols & Articles


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Fibronectin (FN)

Fibronectin (FN) is a multifunctional, extracellular matrix glycoprotein composed of two nearly identical disulfide bound polypeptides of molecular weight 220 kDa. Cellular fibronectin is structurall...
George Sitterley
BioFiles 2008, 3.8, 8.
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What is the Extracellular Matrix?

The extracellular matrix (ECM) is secreted by cells and surrounds them in tissues. It has long been understood to be the structural support for cells since its characteristics set the characteristics...
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Peer-Reviewed Papers


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