| abstract |
A catalytically active peptide comprising an imidazole function in position i flanked by at least one functional group to be amidated in position i+3+4k, where k is an integer equal to or higher than -1 or in position i-4-4n, wherein n is an integer equal to or higher than 0, characterized in that it also comprises at least one activating group in position i+4+4n or i-3-4n, respectively, wherein n is as above. |