Modified interferon-beta (IFN-beta) polypeptides
First Claim
Patent Images
1. A modified IFN-β
- polypeptide, comprising;
one or more amino acid modifications in an unmodified IFN-β
polypeptide, wherein;
the one or more amino acid modifications correspond to modifications selected from among Y3I, Y3H, L6I, L6V, L6H, L6A, R11D, Q18S, Q18N, Q18H, Q18T, K19N, L20I, L20V, L20H, L20A, L21I, L21V, L21T, L21Q, L21H, L21A, Q23H, Q23S, Q23T, Q23N, L24I, L24V, L24T, L24Q, L24H, L24A, E29N, K33N, D34N, D34Q, D34G, F38I, F38V, D39N, P41A, P41S, E42N, E43N, E43K, E43Q, E43H, K45D, K45N, Q48H, Q48S, Q48T, Q48N, Q49H, Q49S, Q49T, Q49N, F50I, F50V, Q51H, Q51S, Q51T, Q51N, K52D, K52N, E53N, E53R, E53Q, E53H, D54K, D54N, D54G, D54Q, L57I, L57T, L57Q, L57H, Y60I, Y60H, E61K, E61H, E61N, E61Q, M62I, M62V, M62T, M62Q, L63I, L63V, L63T, L63Q, L63H, L63A, Q64H, Q64S, Q64T, Q64N, F70I, F70V, Q72H, Q72S, Q72T, Q72N, D73N, W79H, W79S, E81K, E81N, E85N, E85K, L87I, L87V, L87H, L87A, L88I, L88V, L88T, L88Q, L88H, L88A, L98I, L98V, L98H, L98A, K99N, L102I, L102V, L102T, L102Q, L102H, L102A, E103N, E103K, E104N, E104R, K105D, K105N, L106I, L106V, L106T, L106Q, L106H, L106A, E107N, E107R, K108D, K108N, E109R, E109N, D110K, D110N, R113E, K115D, K115N, K115S, K115H, K115Q, M117I, M117V, M117T, M117Q, M117A, L122I, L122V, L122T, L122Q, L122H, L122A, K123N, R124D, R124E, Y125I, Y125H, Y126I, Y126H, Y132I, Y132H, L133I, L133V, L133T, L133Q, L133H, L133A, K134N, K136N, E137N, W143H, W143S, R147H, R147Q, E149H, E149N, E149Q, L151I, L151V, L151T, L151Q, L511H, L151A, R152D, F154V, F154I, F156I, L160I, L160V, L160T, L160Q, L160H, L160A, L164I, L164V, L164T, L164Q, L164H, L164A, and R165D in the mature IFN-β
polypeptide set forth in SEQ ID NO;
1.
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Accused Products
Abstract
Provided are modified interferon-beta polypeptides and nucleic acid molecules encoding modified interferon-beta polypeptides and formulations containing the polypeptides and/or nucleic acid molecules. The modified polypeptides exhibit increased protein stability, including increased resistance to proteases. Also provided are methods of treatment by administering modified interferon-beta polypeptides.
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Citations
97 Claims
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1. A modified IFN-β
- polypeptide, comprising;
one or more amino acid modifications in an unmodified IFN-β
polypeptide, wherein;
the one or more amino acid modifications correspond to modifications selected from among Y3I, Y3H, L6I, L6V, L6H, L6A, R11D, Q18S, Q18N, Q18H, Q18T, K19N, L20I, L20V, L20H, L20A, L21I, L21V, L21T, L21Q, L21H, L21A, Q23H, Q23S, Q23T, Q23N, L24I, L24V, L24T, L24Q, L24H, L24A, E29N, K33N, D34N, D34Q, D34G, F38I, F38V, D39N, P41A, P41S, E42N, E43N, E43K, E43Q, E43H, K45D, K45N, Q48H, Q48S, Q48T, Q48N, Q49H, Q49S, Q49T, Q49N, F50I, F50V, Q51H, Q51S, Q51T, Q51N, K52D, K52N, E53N, E53R, E53Q, E53H, D54K, D54N, D54G, D54Q, L57I, L57T, L57Q, L57H, Y60I, Y60H, E61K, E61H, E61N, E61Q, M62I, M62V, M62T, M62Q, L63I, L63V, L63T, L63Q, L63H, L63A, Q64H, Q64S, Q64T, Q64N, F70I, F70V, Q72H, Q72S, Q72T, Q72N, D73N, W79H, W79S, E81K, E81N, E85N, E85K, L87I, L87V, L87H, L87A, L88I, L88V, L88T, L88Q, L88H, L88A, L98I, L98V, L98H, L98A, K99N, L102I, L102V, L102T, L102Q, L102H, L102A, E103N, E103K, E104N, E104R, K105D, K105N, L106I, L106V, L106T, L106Q, L106H, L106A, E107N, E107R, K108D, K108N, E109R, E109N, D110K, D110N, R113E, K115D, K115N, K115S, K115H, K115Q, M117I, M117V, M117T, M117Q, M117A, L122I, L122V, L122T, L122Q, L122H, L122A, K123N, R124D, R124E, Y125I, Y125H, Y126I, Y126H, Y132I, Y132H, L133I, L133V, L133T, L133Q, L133H, L133A, K134N, K136N, E137N, W143H, W143S, R147H, R147Q, E149H, E149N, E149Q, L151I, L151V, L151T, L151Q, L511H, L151A, R152D, F154V, F154I, F156I, L160I, L160V, L160T, L160Q, L160H, L160A, L164I, L164V, L164T, L164Q, L164H, L164A, and R165D in the mature IFN-β
polypeptide set forth in SEQ ID NO;
1. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95)
- polypeptide, comprising;
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34. A modified IFN-β
- polypeptide, comprising;
two or more amino acid modifications in an unmodified IFN-β
polypeptide, wherein;
the two or more amino acid modifications are at two or more positions corresponding to amino acid positions selected from among Y3, L6, R11, Q18, K19, L20, L21, Q23, L24, E29, K33, D34, F38, D39, P41, E42, E43, K45, Q48, Q49, F50, Q51, K52, E53, D54, L57, Y60, E61, M62, L63, Q64, F70, Q72, D73, W79, E81, E85, L87, L88, L98, K99, L102, E103, E104, K105, L106, E107, K108, E109, D110, R113, K115, M117, L122, K123, R124, Y125, Y126, Y132, L133, K134, K136, E137, W143, R147, E149, L151, R152, F154, F156, L160, L164, and R165 in the mature IFN-β
polypeptide set forth in SEQ ID NO;
1. - View Dependent Claims (35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48)
- polypeptide, comprising;
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49. A modified IFN-β
- polypeptide, comprising;
two or more amino acid modifications in an unmodified IFN-β
polypeptide, wherein;
the two or more amino acid modifications are at two or more positions corresponding to amino acid positions selected from among M1, L5, L6, F8, L9, Q10, R11, S12, S13, N14, F15, Q16, C17, L20, W22, Q23, L24, E43, K45, K52, E53, D54, E61, G78, W79, N80, E81, T82, I83, E85, N86, L87, A89, N90, V91, Q94, I95, H97, L98, V101, E103, E104, K105, E107, K108, E109, D110, R113, K115, R124, R152, and R165 in the mature IFN-β
polypeptide set forth in SEQ ID NO;
1;
the modified IFN-β
polypeptide exhibits increased protein stability manifested as increased conformational stability compared to the unmodified IFN-β
polypeptide; and
the modified IFN-β
polypeptide retains one or more activities of the unmodified IFN-β
polypeptide. - View Dependent Claims (50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65)
- polypeptide, comprising;
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96. A method of treating multiple sclerosis, comprising administering a modified IFN-β
- polypeptide that exhibits increased resistance to cleavage by gelatinase B.
- View Dependent Claims (97)
Specification