1vhi: Difference between revisions
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New page: left|200px<br /><applet load="1vhi" size="450" color="white" frame="true" align="right" spinBox="true" caption="1vhi, resolution 2.5Å" /> '''EPSTEIN BARR VIRUS NU... |
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[[Image:1vhi.gif|left|200px]]<br /><applet load="1vhi" size=" | [[Image:1vhi.gif|left|200px]]<br /><applet load="1vhi" size="350" color="white" frame="true" align="right" spinBox="true" | ||
caption="1vhi, resolution 2.5Å" /> | caption="1vhi, resolution 2.5Å" /> | ||
'''EPSTEIN BARR VIRUS NUCLEAR ANTIGEN-1 DNA-BINDING DOMAIN, RESIDUES 470-607'''<br /> | '''EPSTEIN BARR VIRUS NUCLEAR ANTIGEN-1 DNA-BINDING DOMAIN, RESIDUES 470-607'''<br /> | ||
==Overview== | ==Overview== | ||
The crystal structure of the DNA-binding and dimerization domains of the | The crystal structure of the DNA-binding and dimerization domains of the Epstein-Barr virus nuclear antigen 1 (EBNA1), which binds to and activates DNA replication from the latent origin of replication in Epstein-Barr virus, was solved at 2.5 A resolution. EBNA1 appears to bind DNA via two independent regions termed the core and the flanking DNA-binding domains. The core DNA-binding domain, which comprises both the dimerization domain and a helix predicted to bind the inner portion of the EBNA1 DNA recognition element, was remarkably similar to the structure of the papillomavirus E2 protein, despite a complete lack of sequence conservation. The flanking DNA-binding domain, only a portion of which is contained in the current structure, consists in part of an alpha helix whose N-terminus contacts the outer regions of the EBNA1 DNA recognition element. | ||
==About this Structure== | ==About this Structure== | ||
1VHI is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Human_herpesvirus_4 Human herpesvirus 4]. Full crystallographic information is available from [http:// | 1VHI is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Human_herpesvirus_4 Human herpesvirus 4]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1VHI OCA]. | ||
==Reference== | ==Reference== | ||
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[[Category: origin-binding protein]] | [[Category: origin-binding protein]] | ||
''Page seeded by [http:// | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 15:35:26 2008'' | ||