Humanized antibodies to TNF-like ligand 1A (TL1A) and uses thereof
Described herein are humanized anti-TL1A antibodies and pharmaceutical compositions for the treatment of inflammatory bowel disease (IBD), such as Crohn's Disease (CD) and ulcerative colitis (UC).
1. An antibody or antigen binding fragment thereof that binds to tumor necrosis factor-like ligand 1A (TL1A), comprising a heavy chain variable framework region comprising a human IGHV1-46*02 framework (SEQ ID NO: 316) or a modified human IGHV1-46*02 framework, and a light chain variable framework region comprising a human IGKV3-20 framework (SEQ ID NO: 317) or a modified human IGKV3-20 framework; wherein the heavy chain variable framework region and the light chain variable framework region collectively comprise one to eight amino acid modification(s) from the human IGHV1-46*02 framework and the human IGKV3-20 framework, wherein the amino acid modification(s) comprise: (a) a modification at amino acid position 45 in the heavy chain variable region; (b) a modification at amino acid position 47 in the heavy chain variable region; (c) a modification at amino acid position 55 in the heavy chain variable region; (d) a modification at amino acid position 78 in the heavy chain variable region; (e) a modification at amino acid position 80 in the heavy chain variable region; (f) a modification at amino acid position 82 in the heavy chain variable region; (g) a modification at amino acid position 89 in the heavy chain variable region; or (h) a modification at amino acid position 91 in the heavy chain variable region, per Aho numbering; (i) or a combination of two or more modifications selected from (a) to (h).
2. The antibody or antigen binding fragment of claim 1 , comprising at least about 80% monomeric fraction as determined by size exclusion chromatography.
3. The antibody or antigen binding fragment of claim 1 , wherein the amino acid modification(s) comprise (a) R45K in the heavy chain variable region, (b) A47R in the heavy chain variable region, (c) M55I in the heavy chain variable region, (d) V78A in the heavy chain variable region, (e) M80I in the heavy chain variable region, (f) R82T in the heavy chain variable region, (g) V89A in the heavy chain variable region, or (h) M91L in the heavy chain variable region, per Aho numbering; (i) or a combination of two or more modifications selected from (a) to (h).
4. The antibody or antigen binding fragment of claim 3 , wherein the amino acid modification(s) comprise: the A47R.
5. The antibody or antigen binding fragment of claim 4 , wherein the amino acid modification(s) comprise: the A47R, M55I, V78A, M80I, R82T, V89A, and M91L; the A47R, M80I, and R82T; the A47R, M80I, R82T, V89A, and M91L; or the A47R, M55I, V78A, M80I, V89A, and M91L.
6. The antibody or antigen binding fragment of claim 4 , wherein the amino acid modification(s) comprise: the R45K and A47R.
7. The antibody or antigen binding fragment of claim 6 , wherein the amino acid modification(s) comprise: the R45K, A47R, V89A, and M91L.
8. The antibody or antigen binding fragment of claim 6 , wherein the amino acid modification(s) comprise: the R45K and A47R, and M80I.
9. The antibody or antigen binding fragment of claim 8 , wherein the amino acid modification(s) comprise: the R45K, A47R, M80I, and M91L; the R45K, A47R, V78A, M80I, V89A, and M91L; the R45K, A47R, M55I, V78A, M80I, R82T, V89A, and M91L; the R45K, A47R, M80I, V89A, and M91L; the R45K, A47R, M55I, M80I, R82T, V89A, and M91L; the R45K, A47R, M80I, and V89A; the R45K, A47R, M80I, R82T, V89A, M91L; or the R45K, A47R, M55I, M80I, V89A, and M91L.
10. The antibody or antigen binding fragment of claim 8 , wherein the amino acid modification(s) comprise: the R45K, A47R, M80I, and M91L.
11. The antibody or antigen binding fragment of claim 3 , wherein the amino acid modification(s) comprise: the R45K.
12. The antibody or antigen binding fragment of claim 11 , wherein the amino acid modification(s) comprise: the R45K and V78A.
13. The antibody or antigen binding fragment of claim 3 , wherein the amino acid modification(s) comprise: the V78A.
14. The antibody or antigen binding fragment of claim 13 , wherein the amino acid modification(s) comprise: the V78A and V89A; the V78A and M80I; or the V78A, M80I, and R82T.
15. The antibody or antigen binding fragment of claim 3 , wherein the amino acid modification(s) comprise: the V89A.
16. The antibody or antigen binding fragment of claim 3 , wherein the amino acid modification(s) comprise: the M80I.
17. An antibody or antigen binding fragment thereof that binds to tumor necrosis factor-like ligand 1A (TL1A), comprising a heavy chain variable framework region comprising a human IGHV1-46*02 framework (SEQ ID NO: 316) or a modified human IGHV1-46*02 framework, and a light chain variable framework region comprising a human IGKV3-20 framework (SEQ ID NO: 317) or a modified human IGKV3-20 framework; wherein the heavy chain variable framework region and the light chain variable framework region collectively comprise one to eight amino acid modification(s) from the human IGHV1-46*02 framework and the human IGKV3-20 framework, wherein the amino acid modification(s) comprises: (a) a modification at amino acid position 54 in the light chain variable region; and/or (b) a modification at amino acid position 55 in the light chain variable region, per Aho numbering.
18. The antibody or antigen binding fragment of claim 17 , wherein the amino acid modification comprises L54P in the light chain variable region, per Aho numbering.
19. The antibody or antigen binding fragment of claim 17 , wherein the amino acid modification comprises L55W in the light chain variable region, per Aho numbering.
20. The antibody or antigen binding fragment of claim 17 , comprising at least about 80% monomeric fraction as determined by size exclusion chromatography.