Article
Role of the 207-218 peptide region of Moloney murine leukemia virus integrase in enzyme catalysis.
Archives of biochemistry and biophysics - 1 Mar 2010
Acevedo Mónica L, Arbildúa José Jaime, Monasterio Octavio, Toledo Héctor, León Oscar
Abstract excerpt
X-ray diffraction data on a few retroviral integrases show a flexible loop near the active site. By sequence alignment, the peptide region 207-218 of Mo-MLV IN appears to correspond to this flexible loop. In this study, residues H208, Y211, R212, Q214, S215 and S216 of Mo-MLV IN were mutated to determine their role on enzyme activity. We found that Y211A, R212A, R212K and Q214A decreased integration activity,...
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