Human recombinant IL-1RA (Interleukin-1 receptor antagonist) protein, AF

IL-1ra/IL-1F3/IL1RN protein, Human

Interleukin 1 receptor antagonist (IL-1RA) is a 17.26 kDa member of IL-1 family with 153 amino acid residues. IL-1RA is expressed by peripheral blood cells, lungs, spleen, liver and is secreted from monocytes, macrophages, neutrophils, and other cells. Inhibits the activity of interleukin-1 by binding to receptor IL1R1. IL-1RA can modulate a variety of interleukin-1 related immune and inflammatory responses, particularly in the acute phase of infection and inflammation.

Product Info Summary

SKU: PROTP18510-5
Size: 20ug,100ug,500ug
Origin Species: Human
Source: Escherichia coli
Application: Cell Culture

Product Name

Human recombinant IL-1RA (Interleukin-1 receptor antagonist) protein, AF

View all IL-1ra/IL-1F3/IL1RN recombinant proteins

SKU/Catalog Number

PROTP18510-5

Size

20ug,100ug,500ug

Tag

His Tag (C-term)

Description

Interleukin 1 receptor antagonist (IL-1RA) is a 17.26 kDa member of IL-1 family with 153 amino acid residues. IL-1RA is expressed by peripheral blood cells, lungs, spleen, liver and is secreted from monocytes, macrophages, neutrophils, and other cells. Inhibits the activity of interleukin-1 by binding to receptor IL1R1. IL-1RA can modulate a variety of interleukin-1 related immune and inflammatory responses, particularly in the acute phase of infection and inflammation.

Storage & Handling

Lyophilized protein should be stored at -20°C for 1 year. Upon reconstitution, store at 2°C to 8°C for up to 1 week. Further dilute in a buffer containing a carrier protein or stabilizer (e.g. 0.1% BSA, 10%FBS, 5%HSA or 5% trehalose solution), protein aliquots should be stored at -20°C or -80°C for 3-6 months. Avoid repeated freeze/thaw cycles.

Cite This Product

Human recombinant IL-1RA (Interleukin-1 receptor antagonist) protein, AF (Boster Biological Technology, Pleasanton CA, USA, Catalog # PROTP18510-5)

Form

Lyophilized

Formulation

The protein was lyophilized from a 0.2 μm filtered solution containing 1X PBS, pH 7.4. If you have any concerns or special requirements, please confirm with us.

Purity

>98% as determined by SDS-PAGE.

Predicted MW

20.055kDa

Molecular weight

The protein has a calculated MW of 18.07 kDa. The protein migrates as 19 kDa under reducing condition (SDS-PAGE analysis).

Activity

Measure by its ability to inhibit IL-1 alpha -dependent proliferation in D10.G4.1 cells. The ED₅₀ for this effect is <50 ng/mL.

Endotoxin

<0.1 EU per 1 μg of the protein by the LAL method.

Amino Acid Sequence

MRPSGRKSSKMQAFRIWDVNQKTFYLRNNQLVAGYLQGPNVNLEEKIDVVPIEPHALFLGIHGGKMCLSCVKSGDETRLQLEAVNITDLSENRKQDKRFAFIRSDSGPTTSFESAACPGWFLCTAMEADQPVSLTNMPDEGVMVTKFYFQEDE with polyhistidine tag at the C-terminus.

Reconstitution

Centrifuge at 3000 rpm for 5 mins before opening. It is recommended to reconstitute the lyophilized protein in sterile H₂O to a concentration not less than 100 μg/mL and incubate the stock solution at room temperature for at least 20 mins to ensure sufficient re-dissolved. Do Not Vortex! Vigorous shaking may impair the biological activity of the protein.

Validation Images & Assay Conditions

Gene/Protein Information For IL1RN (Source: Uniprot.org, NCBI)

Gene Name

IL1RN

Full Name

Interleukin-1 receptor antagonist protein

Weight

20.055kDa

Alternative Names

ICIL-1RA, IRAP, IL-1RN IL1RN DIRA, ICIL-1RA, IL-1RN, IL-1ra, IL-1ra3, IL1F3, IL1RA, IRAP, MVCD4 interleukin 1 receptor antagonist interleukin-1 receptor antagonist protein|IL1 inhibitor|intracellular IL-1 receptor antagonist type II|intracellular interleukin-1 receptor antagonist (icIL-1ra)|type II interleukin-1 receptor antagonist

*If product is indicated to react with multiple species, protein information is based on the gene entry specified above in "Species".

For more info on IL1RN, check out the IL1RN Infographic

IL1RN infographic

We have 30,000+ of these available, one for each gene! Check them out.

In this infographic, you will see the following information for IL1RN: database IDs, superfamily, protein function, synonyms, molecular weight, chromosomal locations, tissues of expression, subcellular locations, post-translational modifications, and related diseases, research areas & pathways. If you want to see more information included, or would like to contribute to it and be acknowledged, please contact us at [email protected].

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Size

Total: $77

SKU:PROTP18510-5

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