02-07-2020 дата публикации
Номер: US20200207825A1
Принадлежит:
The present invention relates to glucagon analogues and their medical use, for example in the treatment of hypoglycaemia. In particular, the present invention relates to stable glucagon analogues suitable for use in a liquid formulation. 3. The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein said at least four amino acid substitutions or deletions at amino acid sequence positions (designated as X) selected from 2 claim 1 , 3 claim 1 , 4 claim 1 , 9 claim 1 , 10 claim 1 , 15 claim 1 , 16 claim 1 , 17 claim 1 , 20 claim 1 , 21 claim 1 , 24 claim 1 , 28 and 29 of the compound of formula I are as follows:X2 is selected from Aib and Ala;X3 is selected from His and Pro;X4 is DAla;X9 is Glu;X10 is selected from N-Me-Tyr and N-Me-DTyr;X15 is Glu;X16 is selected from Aib, Lys, Glu, Leu, Val, Phe, His and Arg;X17 is selected from Ala and Ser;X20 is selected from Glu and Lys;X21 is selected from Glu, Lys and Ser;X24 is selected from Lys, Ser, Glu and Ala;X28 is selected from Ser, Glu, and Lys, or is absent; andX29 is selected from Ser and Ala, or is absent.4. The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein the at least four amino acid substitutions or deletions are at amino acid sequence positions (designated by an X) selected from 2 claim 1 , 3 claim 1 , 4 claim 1 , 10 claim 1 , 15 claim 1 , 16 claim 1 , 17 claim 1 , 20 claim 1 , 21 claim 1 , 24 claim 1 , 28 and 29 of the compound of formula I claim 1 , and are as follows:X2 is Ala;X3 is Dab(Ac), Dap(Ac) and Gln(Me);X4 is DAla;X10 is selected from Leu and Val;X15 is Glu;X16 is selected from Aib, Lys, Glu, Leu, and Val;X17 is Ala;X20 is selected from Glu and Lys;X21 is selected from Glu and Ser;X24 is selected from Lys, Ser and Glu;X28 is selected from Ser, Glu and Lys; andX29 is Ala, or is absent.5. The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein the at least four amino acid substitutions or deletions are at ...
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