Dual variable domain immunoglobulins and uses thereof

1. A binding protein comprising first and second polypeptide chains, each independently comprising VD1-(X1)n-VD2-C-(X2)n, wherein

VD1 is a first variable domain;

VD2 is a second variable domain;

C is constant domain;

X1 is a linker;

X2 is an Fc region;

n is 0 or 1;

wherein the VD1 domains on the first and second polypeptide chains form a first functional target binding site and the VD2 domains on the first and second polypeptide chains form a second functional target binding site, wherein the binding protein is capable of binding IL-17, and wherein the variable domains that form a functional target binding site for IL-17 comprise CDRs 1-3 from SEQ ID NO: 40 and CDRs 1-3 from SEQ ID NO: 41.

2. The binding protein according to claim 1 , wherein the variable domains that form functional binding sites for IL-17 comprise SEQ ID NO: 40 and SEQ ID NO: 41.

3. A binding protein comprising first and second polypeptide chains, each independently comprising VD1-(X1)n-VD2-C-(X2)n, wherein VD1 is a first variable domain;

VD2 is a second variable domain;

C is constant domain;

X1 is a linker;

X2 is an Fc region;

n is 0 or 1;

wherein the VD1 domains on the first and second polypeptide chains form a first functional target binding site and the VD2 domains on the first and second polypeptide chains form a second functional target binding site, and wherein the binding protein is capable of binding IL-1β and IL-17, wherein:

(a) the variable domains that form a functional target binding site for IL-1β comprise CDRs 1-3 from SEQ ID NO: 30 and CDRs 1-3 from SEQ ID NO: 31, and/or

(b) the variable domains that form a functional target binding site for IL-17 comprise CDRs 1-3 from SEQ ID NO: 40 and CDRs 1-3 from SEQ ID NO: 41.

4. A binding protein comprising first and second polypeptide chains, each independently comprising VD1-(X1)n-VD2-C-(X2)n, wherein

VD1 is a first variable domain;

VD2 is a second variable domain;

C is constant domain;

X1 is a linker;

X2 is an Fc region;

n is 0 or 1;

wherein the VD1 domains on the first and second polypeptide chains form a first functional target binding site and the VD2 domains on the first and second polypeptide chains form a second functional target binding site, and wherein the binding protein is capable of binding IL-1β and IL-17, wherein:

(a) the variable domains that form a functional target binding site for IL-1β comprise SEQ ID NO: 30 and/or 31, and/or

(b) the variable domains that form a functional target binding site for IL-17 comprise SEQ ID NO: 40 and/or 41.

5. The binding protein according to claim 1 or claim 3 , comprising first and second polypeptide chains, wherein

(a) the first polypeptide chain comprises a first VD1-(X1)n-VD2-C-(X2)n, wherein

VD1 is a first heavy chain variable domain;

VD2 is a second heavy chain variable domain;

C is a heavy chain constant domain;

X1 is a linker;

X2 is an Fc region;

n is 0 or 1; and

(b) the second polypeptide chain comprises a second VD1-(X1)n-VD2-C-(X2)n, wherein

VD1 is a first light chain variable domain;

VD2 is a second light chain variable domain;

C is a light chain constant domain;

X1 is a linker;

n is 0 or 1 for (X1)n; and

n is 0 for (X2)n.

6. The binding protein according to claim 1 or claim 3 , wherein the binding protein comprises variable domains that form functional binding sites for IL-1β and IL-17, wherein:

(a) the variable domains that form a functional target binding site for IL-1β comprise SEQ ID NO: 30 and SEQ ID NO: 31, and

(b) the variable domains that form a functional target binding site for IL-17 comprise SEQ ID NO: 40 and SEQ ID NO: 41.

7. A binding protein according to claim 1 or claim 3 , wherein the binding protein comprises:

DVD1262 (comprising SEQ ID NO: 50 and SEQ ID NO: 51);

DVD1263 (comprising SEQ ID NO: 52 and SEQ ID NO: 53);

DVD1589 (comprising SEQ ID NO: 110 and SEQ ID NO: 111);

DVD1590 (comprising SEQ ID NO: 112 and SEQ ID NO: 113);

DVD1619 (comprising SEQ ID NO: 170 and SEQ ID NO: 171);

DVD1620 (comprising SEQ ID NO: 172 and SEQ ID NO: 173);

DVD1649 (comprising SEQ ID NO: 230 and SEQ ID NO: 231); or

DVD1650 (comprising SEQ ID NO: 232 and SEQ ID NO: 233).

8. The binding protein according to claim 1 or claim 3 , comprising two first polypeptide chains and two second polypeptide chains and four functional target binding sites.

9. The binding protein according to claim 1 or claim 3 , wherein:

(a) the binding protein is capable of binding to IL-1β with a K D of at most 1.1×10 −9 M, as measured by surface plasmon resonance,

and/or

(b) the binding protein is capable of binding to IL-17 with a K D of at most 1.2×10 −8 M, as measured by surface plasmon resonance.

10. The binding protein according to claim 1 or claim 3 , wherein X1 comprises at least one of SEQ ID NO: 1-29.

11. The binding protein according to claim 1 or claim 3 , wherein the Fc region is a variant sequence Fc region.

12. The binding protein according to claim 1 or claim 3 , wherein the Fc region is an IgG1, IgG2, IgG3, IgG4, IgA, IgM, IgE, or IgD.

13. The binding protein according to claim 1 , wherein the binding protein is also capable of binding TNFα.

14. A binding protein conjugate comprising a binding protein according to claim 1 or claim 3 and an immunoadhesion molecule, an imaging agent, a therapeutic agent, or a cytotoxic agent.

15. An isolated nucleic acid encoding the binding protein amino acid sequence according to claim 1 or claim 3 .

16. A vector comprising the isolated nucleic acid according to claim 15 .

17. A host cell comprising the vector according to claim 16 , wherein the host cell is optionally selected from the group consisting of a prokaryotic cell, Escherichia coli , a eukaryotic cell, an animal cell, a plant cell, a fungal cell, a yeast cell, an Sf9 cell, a mammalian cell, an avian cell, an insect cell, a CHO cell, and a COS cell.

18. A method of producing a binding protein, comprising culturing the host cell of claim 17 in culture medium under conditions sufficient to produce the binding protein.

19. A pharmaceutical composition comprising the binding protein of claim 1 or claim 3 and a pharmaceutically acceptable carrier.

20. The pharmaceutical composition according to claim 19 , further comprising at least one additional therapeutic agent.

21. A method of determining the presence, amount, or concentration of IL-1β and/or IL-17 in a test sample by an immunoassay,

wherein the immunoassay comprises contacting the test sample with at least one binding protein and at least one detectable label, and

wherein the at least one binding protein comprises the binding protein of claim 1 or claim 3 .

22. A kit for assaying a test sample for the presence, amount, or concentration of IL-1β and/or IL-17, the kit comprising

(a) instructions for assaying the test sample for IL-1β and/or IL-17 and

(b) at least one binding protein comprising the binding protein of claim 1 or claim 3 .