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For Research Purposes Only
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Type
Synthetic linear 11-amino-acid non-erythropoietic helix-B surface peptide
Molecular formula
C51H84N16O21
Molecular weight
~1,257.3 g/mol
CAS number
1208243-50-8
Amino acids
11
Sequence
pGlu-Glu-Gln-Leu-Glu-Arg-Ala-Leu-Asn-Ser-Ser
Modification
N-terminal pyroglutamate (pGlu)
ARA-290 is a synthetic peptide derived from the three-dimensional helix-B surface region of erythropoietin (EPO). EPO biology involves two functionally distinct receptor configurations: a homodimeric EPOR/EPOR complex mediating erythropoiesis in erythroid progenitor cells, and a heteromeric EPOR/CD131 (beta-common receptor, βcR) complex — termed the innate repair receptor (IRR) or tissue-protective receptor — that shares the CD131 signaling subunit with the GM-CSF, IL-3, and IL-5 receptors. The foundational EPOR/CD131 heterocomplex characterization was reported by Brines et al. (2004); short tissue-protective helix-B peptide sequences, including the 11-amino-acid precursor of ARA-290, were delimited by Brines et al. (2008). In preclinical cellular systems, IRR engagement is associated with downstream JAK2/STAT3, PI3K/Akt, and ERK pathway activation and with anti-apoptotic transcriptional responses. Mechanistic literature describes IRR expression as locally upregulated in injured, hypoxic, or inflamed tissue rather than constitutively expressed at high levels. ARA-290 has also been reported to interact with TRPV1 channel activity in nociception model systems (Zhang et al., 2016), proposing a direct nociceptor mechanism alongside IRR-mediated anti-inflammatory signaling.
Lyophilized
Lyophilized powder: −20°C or below
−80°C recommended for long-term archival.
Water-soluble; Avoid repeated freeze-thaw cycles. For research use only.
Reviews
Collino M, Thiemermann C, Cerami A, Brines M. (2015). Pharmacology & Therapeutics
van Velzen M, Heij L, Niesters M, Cerami A, Dunne A, Dahan A, Brines M. (2014). Expert Opinion on Investigational Drugs
Reviews
Brines M, Cerami A. (2012). Molecular Medicine
Clinical
Lois N, Gardner E, McFarland M, Armstrong D, McNally C, Lavery NJ, Campbell C, Kirk RI, Bajorunas D, Dunne A, Cerami A, Brines M. (2020). Journal of Clinical Medicine
Culver DA, Dahan A, Bajorunas D, Jeziorska M, van Velzen M, Aarts LPHJ, Tavee J, Tannemaat MR, Dunne AN, Kirk RI, Petropoulos IN, Cerami A, Malik RA, Brines M. (2017). Investigative Ophthalmology & Visual Science
Brines M, Dunne AN, van Velzen M, Proto PL, Ostenson CG, Kirk RI, Petropoulos IN, Javed S, Malik RA, Cerami A, Dahan A. (2015). Molecular Medicine
Dahan A, Dunne A, Swartjes M, Proto PL, Heij L, Vogels O, van Velzen M, Sarton E, Niesters M, Tannemaat MR, Cerami A, Brines M. (2013). Molecular Medicine
Heij L, Niesters M, Swartjes M, Hoitsma E, Drent M, Dunne A, Grutters JC, Vogels O, Brines M, Cerami A, Dahan A. (2012). Molecular Medicine
ClinicalTrials.gov. ClinicalTrials.gov
ClinicalTrials.gov. ClinicalTrials.gov
Primary research
Winicki NM, et al. (2023). Frontiers in Cardiovascular Medicine
Xu G, Zou T, Deng L, Yang G, Guo T, Wang Y, Niu C, Cheng Q, Yang X, Dong J, Zhang J. (2022). Frontiers in Pharmacology
Yao M, Domogatskaya A, Ågren N, Watanabe M, Tokodai K, Brines M, Cerami A, Ericzon BG, Kumagai-Braesch M, Lundgren T. (2021). Cell Transplantation
Nairz M, Haschka D, Dichtl S, et al. (2017). Scientific Reports
Muller C, Yassin K, Li LS, Palmblad M, Efendic S, Berggren PO, Cerami A, Brines M, Östenson CG. (2016). Molecular Medicine
Zhang W, Yu G, Zhang M. (2016). Peptides
Swartjes M, van Velzen M, Niesters M, Aarts L, Brines M, Dunne A, Cerami A, Dahan A. (2014). Molecular Pain
Collino M, Benetti E, Rogazzo M, Chiazza F, Mastrocola R, Nigro D, Cutrin JC, Aragno M, Fantozzi R, Minetto MA, Thiemermann C. (2014). British Journal of Pharmacology
Ahmet I, Tae HJ, Brines M, Cerami A, Lakatta EG, Talan MI. (2013). Journal of Pharmacology and Experimental Therapeutics
van Rijt WG, Nieuwenhuijs-Moeke GJ, van Goor H, Jespersen B, Ottens PJ, Ploeg RJ, Leuvenink HGD. (2013). Journal of Translational Medicine
van Rijt WG, et al. (2013). Journal of Translational Medicine
Bohr S, Patel SJ, Shen K, Vitalo AG, Brines M, Cerami A, Berthiaume F, Yarmush ML. (2013). PNAS
Patel NSA, Nandra KK, Brines M, Collino M, Wong WF, Kapoor A, et al. (2011). Molecular Medicine
Swartjes M, Morariu A, Niesters M, Brines M, Cerami A, Aarts L, Dahan A. (2011). Anesthesiology
Ueba H, Brines M, Yamin M, Umemoto T, Ako J, Momomura S, Cerami A, Kawakami M. (2010). PNAS
Brines M, Patel NSA, Villa P, Brines C, Mennini T, De Paola M, et al. (2008). PNAS
Brines M, Grasso G, Fiordaliso F, Sfacteria A, Ghezzi P, Fratelli M, Latini R, Xie QW, Smart J, Su-Rick CJ, Pobre E, Diaz D, Gomez D, Hand C, Coleman T, Cerami A. (2004). PNAS
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