GLP-1 receptor agonist peptide gastrin conjugates
First Claim
Patent Images
1. A peptide conjugate having the formula I
R1-Za-La-Ya-R2
-
(I) (SEQ ID No;
45)whereinR1 is H, C1-4 alkyl, acetyl, formyl, benzoyl or trifluoroacetyl; and
R2 is OH or NH2;
Za is a peptide sequence having the formula Ia
His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Z9-Leu-Ser-Z12-Z13-Z14-Glu-Z16-Glu-Ala-Val-Z20-Leu-Phe-Ile-Z24-Z25-Leu-Z27-Z28
(Ia) (SEQ ID No;
46)whereinZ9 is selected from Asp and Glu;
Z12 is selected from Lys, Arg and Orn;
Z13 is Tyr;
Z14 is Leu;
Z16 is selected from Glu, Arg, Orn, Cys and Lys;
Z20 is selected from Arg, Lys and Orn;
Z24 is selected from Arg, Orn, Lys and Glu;
Z25 is selected from Trp, Lys, Cys and Phe;
Z27 is selected from Lys, Arg and Orn; and
Z28 is selected from Asn and Asp or is absent;
La is absent;
Ya is a peptide sequence having the formula Ic
Y12-Y13-Trp-Y15-Asp-Phe
(Ic);
(SEQ ID NO;
62)whereinY12 is selected from Tyr and Ala or is absent;
Y13 is selected from Gly and Ala or is absent; and
Y15 is selected from Leu and Thr; and
wherein at least one of Lys, Orn or Cys in formula Ia is further conjugated to a lipophilic and/or a biotinyl substituent and/or pegylated;
or a pharmaceutically acceptable salt thereof.
4 Assignments
0 Petitions
Accused Products
Abstract
The present invention relates, inter alia, to certain peptide conjugates, and to the use of the conjugates in the treatment of a variety of diseases or disorders, including diabetes (type 1 and/or type 2) and diabetes-related diseases or disorders.
101 Citations
19 Claims
-
1. A peptide conjugate having the formula I
R1-Za-La-Ya-R2-
(I) (SEQ ID No;
45)wherein R1 is H, C1-4 alkyl, acetyl, formyl, benzoyl or trifluoroacetyl; and R2 is OH or NH2; Za is a peptide sequence having the formula Ia
His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Z9-Leu-Ser-Z12-Z13-Z14-Glu-Z16-Glu-Ala-Val-Z20-Leu-Phe-Ile-Z24-Z25-Leu-Z27-Z28
(Ia) (SEQ ID No;
46)wherein Z9 is selected from Asp and Glu; Z12 is selected from Lys, Arg and Orn; Z13 is Tyr; Z14 is Leu; Z16 is selected from Glu, Arg, Orn, Cys and Lys; Z20 is selected from Arg, Lys and Orn; Z24 is selected from Arg, Orn, Lys and Glu; Z25 is selected from Trp, Lys, Cys and Phe; Z27 is selected from Lys, Arg and Orn; and Z28 is selected from Asn and Asp or is absent; La is absent; Ya is a peptide sequence having the formula Ic
Y12-Y13-Trp-Y15-Asp-Phe
(Ic);
(SEQ ID NO;
62)wherein Y12 is selected from Tyr and Ala or is absent; Y13 is selected from Gly and Ala or is absent; and Y15 is selected from Leu and Thr; and wherein at least one of Lys, Orn or Cys in formula Ia is further conjugated to a lipophilic and/or a biotinyl substituent and/or pegylated; or a pharmaceutically acceptable salt thereof. - View Dependent Claims (2, 3, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
-
-
4. A peptide conjugate having the formula III
R1-Zb-Lb-Yb-R2-
(III) (SEQ ID No;
50)wherein R1 is H, C1-4 alkyl, acetyl, formyl, benzoyl or trifluoroacetyl; R2 is OH or NH2; Zb is a peptide sequence having the formula IIIa
His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Glu-Leu-Ser-Lys-Tyr-Leu-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Z25-Leu-Lys-Z28
(IIIa) (SEQ ID NO;
51)wherein Z25 is selected from Phe and Trp; and Z28 is selected from Asn and Asp or is absent; Lb is absent; Yb is a peptide sequence having the formula IIIc
Y10-Y11-Tyr-Gly-Trp-Y15-Asp-Phe
(IIIc) (SEQ ID NO;
52)wherein Y10 is Glu or is absent; Y11 is Ala or is absent; and Y15 is selected from Leu and Thr; or a pharmaceutically acceptable salt thereof; provided that formula III is not
H-HGEGTFTSELSKYLEEEAVRLFIEFLKYGWLDF-NH2
(SEQ ID NO;
54). - View Dependent Claims (5, 6)
-
Specification