PROVETOP

Human FGF4 Protein

Catalog No: FGF4-HF001

Species
Human
Expression System
HEK293
Tag
an hFc (IgG1)
Activity
Activity verified

Product overview

Recombinant Human FGF4 Protein is expressed in HEK293 cells with an hFc (IgG1) tag at the C-terminus. It contains amino acid residues Ala31-Leu206 (UniProt accession: P08620-1).

Product Details

Molecular Aliases
FGF-4; FGF 4; HST; HST-1; HSTF-1; HBGF-4; KS3; FGF4; HST1; HSTF1; HBGF4; Fibroblast growth factor-4; Fibroblast growth factor 4
Protein Length
Ala31-Leu206
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 45.23 kDa. Due to glycosylation, the protein migrates to 52-62 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 95% as determined by HPLC
Endotoxin
Less than 0.1 EU per μg by the LAL method.
Buffer / Formulation
Lyophilized from 0.22 μm 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
FGF4-HF001 Bis-Tris-PAGE-white result

Human FGF4 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
FGF4-HF001 SEC-HPLC result

The purity of Human FGF4 is greater than 95% as determined by SEC-HPLC.

ELISA
FGF4-HF001 ELISA result

Immobilized Human FGFR3 alpha (IIIb), His Tag (Cat. FGF-HM43B) at 1μg/ml (100μl/well) on the plate. Dose response curve for Human FGF4, hFc Tag with the EC50 of 4.29μg/ml determined by ELISA. (QC Test)

Background

Fibroblast growth factor-4 (FGF-4), a highly mitogenic protein encoded by the k-fgf/hst oncogene, stimulates the growth of a variety of cells of mesenchymal and neuroectodermal origin. It is a member of the FGF family and plays several important roles in bone development during embryogenesis.

References

  1. Quito FL, Beh J, Bashayan O, Basilico C, Basch RS. Effects of fibroblast growth factor-4 (k-FGF) on long-term cultures of human bone marrow cells. Blood. 1996 Feb 15;87(4):1282-91. PMID: 8608216.

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