53BP2 complexes

Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Nucleoproteins – e.g. – chromatin – chromosomal proteins,...

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530350, 514 2, 514 21, A61K 3816, C07K 100, A01N 3718

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059773111

ABSTRACT:
The present invention relates to complexes of the 53BP2 protein with proteins identified as interacting with 53BP2 by a yeast two hybrid assay system. The proteins identified to interact with 53BP2 are .beta.-tubulin, p62, hnRNP G, and three gene products, 53BP2-IP1, 53BP2-IP2, and 53BP2-IP3 encoded, in part, by the EST R72810 sequence. Thus, the invention provides complexes of 53BP2 and .beta.-tubulin, p62, hnRNP G, 53BP2-IP1, 53BP2-IP2, and 53BP2-IP3 and derivatives, fragments and analogs thereof. The invention also provides the 53BP2-IP1, 53BP2-IP2 and 53BP2-IP3 genes and proteins and derivatives, fragments and analogs thereof. Methods of screening the complexes for efficacy in treating and/or preventing certain diseases and disorders, particularly cancer, autoimmune disease and neurodegenerative disease are also provided.

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