| abstract |
The present invention is related to a single-chain insulin comprising the B- and the A-chain of human insulin or analogues thereof connected by a connecting peptide having from 3-35 amino acid residues, wherein the single-chain insulin comprises at least one PEG group attached to at least one lysine residue in the single-chain insulin molecule and/or to the B1 N terminal amino acid residue. The PEGylated single-chain insulins may comprise up to 4 PEG groups which may be the same or different. |