Analytical Data
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Gene name
FABP4
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简介
FABP4 Protein, expressed mainly in adipocytes, crucially mediates lipid and retinoic acid transport. It binds long-chain fatty acids and retinoic acid, facilitating delivery to nuclear receptors. Functioning as a monomer and forming homodimers, FABP4 interacts with PPARG, contributing to its involvement in fatty acid metabolism and signaling pathways. FABP4 Protein, Human (His) is the recombinant human-derived FABP4 protein, expressed by E. coli , with N-6*His labeled tag.
- Application
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Biological Activity
Measured in a cell proliferation assay using MCF-7 cells. The ED50 for this effect is 65.15 ng/mL, corresponding to a specific activity is 1.535×10^4 units/mg. Measured in a cell proliferation assay using MCF-7 cells. The ED50 for this effect is 65.15 ng/mL, corresponding to a specific activity is 1.535×10^4 units/mg.
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Alternative Names
rHuFatty acid-binding protein adipocyte/FABP4, His; Fatty Acid-Binding Protein Adipocyte; Adipocyte Lipid-Binding Protein; ALBP; Adipocyte-Type Fatty Acid-Binding Protein; A-FABP; AFABP; Fatty Acid-Binding Protein 4
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Species
Human
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Source
E. coli
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Tag
N-6*His
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Purity
Greater than 95% as determined by SDS-PAGE.
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Uniprot
P15090
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Expression Region
C2-A132
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Protein Length
Full Length of Mature Protein
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Molecular Weight
16 kDa
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Endotoxin
< 1.0 EU per μg protein as determined by the LAL method.
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Form
Freeze-dried powder
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Buffer formulation
PBS, pH7.4, containing 0.01% SKL, 1mM DTT, 5% Trehalose and Proclin300.
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Reconstitution
Reconstitute in ddH2O to a concentration of 0.1-0.5 mg/mL. Do not vortex.
- Customization
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Stability Test
The thermal stability is described by the loss rate. The loss rate was determined by accelerated thermal degradation test, that is, incubate the protein at 37℃ for 48h, and no obvious degradation and precipitation were observed. The loss rate isless than 8% within the expiration date under appropriate storage condition.
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Storage & Shelf Life
Samples are stable for up to twelve months from date of receipt at -20℃ to -80℃. Store it under sterile conditions at -20℃ to -80℃. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
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Shipping
In general, recombinant proteins are supplied as lyophilized powder and shipped at ambient temperature. For bulk packages, the proteins are provided as frozen liquid and shipped with blue ice, unless otherwise requested by the customer.
Quality inspection process











