PR 39 (porcine)

Pricing Availability Delivery Time Qty
Cat.No. 1947 - PR 39 | Arg-Arg-Arg-Pro-Arg-Pro-Pro-Tyr-Leu-Pro-Arg-Pro-Arg-Pro-Pro-Pro-Phe-Phe-Pro-Pro-Arg-Leu-Pro-Pro-Arg-Ile-Pro-Pro-Gly-Phe-Pro-Pro-Arg-Phe-Pro-Pro-Arg-Phe-Pro-NH2 | CAS No. 139637-11-9
Description: IκBα inhibitor
Datasheet
Citations (1)
Literature
Pathways

Biological Activity

Antibacterial peptide. Stimulates angiogenesis and inhibits inflammatory responses by selectively blocking proteasome degradation of IκBα.

Technical Data

M. Wt 4719.7
Formula C229H346N70O40
Sequence RRRPRPPYLPRPRPPPFFPPRLPPRIPPGFPPRFPPRFP

(Modifications: Pro-39 = C-terminal amide)

Storage Desiccate at -20°C
CAS Number 139637-11-9
PubChem ID 52949575
InChI Key SVJCYLXJXIRSHM-IWDHFESKSA-N
Smiles [H]N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@@H](CC1=CC=C(O)C=C1)C(=O)N[C@@H](CC(C)C)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC(C)C)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)NCC(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N1CCC[C@H]1C(N)=O

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

SolubilitySoluble to 1 mg/ml in water

Preparing Stock Solutions

The following data is based on the product molecular weight 4719.7. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 0.21 mL 1.06 mL 2.12 mL
5 mM 0.04 mL 0.21 mL 0.42 mL
10 mM 0.02 mL 0.11 mL 0.21 mL
50 mM 0 mL 0.02 mL 0.04 mL

Molarity Calculator

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Product Datasheets

Safety Datasheet

References

References are publications that support the products' biological activity.

Gaczynska et al (2003) Proline and arginine-rich peptides constitute a novel class of allosteric inhibitors of proteasome activity. Biochemistry 42 8663 PMID: 12873125

Gao et al (2000) Inhibition of ubiquitin-proteasome pathway-mediated IκBα degradation by a naturally occuring antibacterial peptide. J.Clin.Invest. 106 439 PMID: 10930447

Li et al (2000) PR39, a peptide regulator of angiogenesis. Nat.Med. 6 356 PMID: 10613823


If you know of a relevant reference for PR 39 (porcine), please let us know.

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View all NF-κB and IκB Inhibitors

Keywords: PR 39, supplier, IκB, IκBα, IkappaBalpha, blocks, degradation, inhibitors, inhibits, NF-κB, NF-kappaB, Nf-kB, Transcription, Factors, Nuclear, Factor, Kappa, B, PR39, NF-kB/IkB, NF-kB/IkB, Tocris Bioscience

1 Citation for PR 39 (porcine)

Citations are publications that use Tocris products. Selected citations for PR 39 (porcine) include:

Yan et al (2015) Stimulation of hepatocarcinogenesis by neutrophils upon induction of oncogenic kras expression in transgenic zebrafish. J Hepatol 63 420 PMID: 25828472


Do you know of a great paper that uses PR 39 (porcine) from Tocris? If so please let us know.

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Pathways for PR 39 (porcine)

NF-κB

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NF-κB signaling plays an important role in inflammation, the innate and adaptive immune response and stress. Dysregulated signaling can occur in inflammatory and autoimmune diseases.