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Fibroblast Growth Factor 19 Active Protein | FGF19 active protein

Fibroblast Growth Factor 19, Recombinant, Human (FGF19)

Purity
Highly Purified
~95% (SDS-PAGE, HPLC). Purified by sequential chromatography.
Synonyms
Fibroblast Growth Factor 19; Recombinant; Human (FGF19); FGF19 active protein
Ordering
For Research Use Only!
Purity/Purification
Highly Purified
~95% (SDS-PAGE, HPLC). Purified by sequential chromatography.
Form/Format
Supplied as a lyophilized powder in 5mM Tris, pH 7.6, 75mM sodium chloride. Sterile-filtered prior to lyophilization. Reconstitute with sterile ddH2O to 0.1-1mg/ml.
Biological Activity
FGF-19 is a high affinity heparin dependent ligand for FGFR4. Embryonic regions known to express FGF-19 include skin, cartilage, retina, gall bladder and small intestine.
Endotoxin Level
~0.1ng/ug
Preparation and Storage
Lyophilized powder may be stored at 4 degree C for short-term only. Reconstitute to nominal volume by adding sterile ddH2O, 0.1-1% BSA, aliquot and store at -20 degree C. Reconstituted product is stable for 12 months at -20 degree C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Product Categories/Family for FGF19 active protein

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
UniProt Accession #
Molecular Weight
24,003 Da
NCBI Official Full Name
fibroblast growth factor 19
NCBI Official Synonym Full Names
fibroblast growth factor 19
NCBI Official Symbol
FGF19
NCBI Protein Information
fibroblast growth factor 19; FGF-19; OTTHUMP00000237182
UniProt Protein Name
Fibroblast growth factor 19
Protein Family
UniProt Gene Name
FGF19
UniProt Entry Name
FGF19_HUMAN

NCBI Description

The protein encoded by this gene is a member of the fibroblast growth factor (FGF) family. FGF family members possess broad mitogenic and cell survival activities, and are involved in a variety of biological processes including embryonic development cell growth, morphogenesis, tissue repair, tumor growth and invasion. This growth factor is a high affinity, heparin dependent ligand for FGFR4. Expression of this gene was detected only in fetal but not adult brain tissue. Synergistic interaction of the chick homolog and Wnt-8c has been shown to be required for initiation of inner ear development. [provided by RefSeq]

Uniprot Description

Function: Involved in the suppression of bile acid biosynthesis through down-regulation of CYP7A1 expression, following positive regulation of the JNK and ERK1/2 cascades. Stimulates glucose uptake in adipocytes. Activity requires the presence of KLB. Ref.7 Ref.8 Ref.10

Subunit structure: Interacts with KL; this interaction is direct. Interacts with KLB; this interaction is direct. Interacts with FGFR4 in the presence of heparin, KL or KLB. Ref.2 Ref.9

Subcellular location: Secreted.

Tissue specificity: Expressed in fetal brain, cartilage, retina, and adult gall bladder. Ref.2

Induction: Induced by the bile acids receptor NR1H4 that binds and activates a NR1H4-responsive element within intron 2. Ref.7

Miscellaneous: Contrarily to other members of the family that can bind several FGF receptors FGF19 is specific for FGFR4.

Sequence similarities: Belongs to the heparin-binding growth factors family.

Research Articles on FGF19

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Product Notes

The FGF19 fgf19 (Catalog #AAA650885) is an Active Protein and is intended for research purposes only. The product is available for immediate purchase. It is sometimes possible for the material contained within the vial of "Fibroblast Growth Factor 19, Active Protein" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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