摘要 |
A repetitive protein having repetition units comprising the consensus sequence (I) X1 X2 X3 X4 S X5 X6 Y G wherein X1 is G, Y, A or N X2 is G, L, Q X3 is R, K, T or P X4 is P, A, T or S X5 is D, T or S X6 is S, Q or T, and the consensus sequence (II) Z1 Z2 (Z3A)nZ4 Z5 Z6 wherein Z1 is S, Q, N, T or G Z2 is not an amino acid or A Z3 is A or G Z4 is not an amino acid, A or S Z5 is G, S, Q, N or T Z6 is G, P, S, Q, N or T n is a natural whole number, wherein 2≦̸n≦̸12. |