Patent ID: 8252898

Claim:
A nucleic acid molecule comprising a sequence encoding an acidic domain having the amino acid sequence set forth in SEQ ID NO:60, wherein Xaa at position 1 (X 62 )=V Xaa at position 2 (X 63 )=F Xaa at position 3 (X 64 )=D Xaa at position 4 (X 65 )=E or K Xaa at position 5 (X 66 )=K or I Xaa at position 6 (X 67 )=M or S Xaa at position 7 (X 68 )=T, I or S Xaa at position 8 (X 69 )=K or E Xaa at position 9 (X 70 )=T or V Xaa at position 10 (X 71 )=G or K Xaa at position 11 (X 72 )=A Xaa at position 12 (X 73 )=no amino acid or E Xaa at position 13 (X 74 )=I or T Xaa at position 14 (X 75 )=L Xaa at position 15 (X 76 )=A, V or G Xaa at position 16 (X 77 )=E Xaa at position 17 (X 78 )=E Xaa at position 18 (X 79 )=A Xaa at position 19 (X 80 )=K Xaa at position 20 (X 81 )=T Xaa at position 21 (X 82 )=L Xaa at position 22 (X 83 )=A or S Xaa at position 23 (X 84 )=A or E Xaa at position 24 (X 85 )=A or V Xaa at position 25 (X 86 )=L or V Xaa at position 26 (X 87 )=L Xaa at position 27 (X 88 )=E Xaa at position 28 (X 89 )=E Xaa at position 29 (X 90 )=E Xaa at position 30 (X 91 )=I Xaa at position 31 (X 92 )=M Xaa at position 32 (X 93 )=D or M, and Xaa at position 33 (X 94 )=N or E, and wherein said nucleic acid does not comprise a sequence encoding a protein set forth in SEQ ID NO:20 or SEQ ID NO:21.