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Synonyms: Betaferon® | Betaseron® | Extavia® | IFNb1b
IFN-β1b (recombinant human) is an approved drug (FDA (1993), EMA (1995))
Compound class: Peptide or derivative
Comment: Compared to the sequence of endogenous IFN-β, IFN-β1b has a Ser to Cys substitution at position 17, but does not retain the glycosylation site at Asn80. It also lacks the initiating Met. This recombinant peptide is produced in E.coli.