Ara-290 is a Helix B surface peptide (HBSP) and 11-amino acid non-erythropoietic EPO analog. With the molecular formula C₅₁H₈₄N₁₆O₂₁ and a molecular weight of 1256.4 g/mol (CAS: 1208243-50-8), it structurally mimics endogenous peptides while extending its sequence.
Glu-Gln-Leu-Glu-Arg-Ala-Leu-Asn-Ser-Ser


