Nucleic acid encoding chimeric complement inhibitor proteins

Chemistry: molecular biology and microbiology – Animal cell – per se ; composition thereof; process of...

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4353201, 435357, 536 234, C12N 516, C12N 1563, C12N 1562, C07H 2104

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056248377

ABSTRACT:
Chimeric complement inhibitor proteins are provided which include a first functional domain (first amino acid sequence) having C3 inhibitory activity and a second functional domain (second amino acid sequence) having C5b-9 inhibitory activity. The first functional domain is amino terminal to the second functional domain. In this way, the chimeric protein exhibits both C3 and C5b-9 inhibitory activity. The other orientation, i.e., the orientation in which the second amino acid sequence is amino terminal to the first amino acid sequence, only produces C3 inhibitory activity. Nucleic acid molecules encoding such proteins are also provided.

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