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2ht6
From Proteopedia
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[[Image:2ht6.jpg|left|200px]] | [[Image:2ht6.jpg|left|200px]] | ||
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'''Crystal structure of Human Gem G-domain bound to GDP''' | '''Crystal structure of Human Gem G-domain bound to GDP''' | ||
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[[Category: Hirsch, J A.]] | [[Category: Hirsch, J A.]] | ||
[[Category: Opatowsky, Y.]] | [[Category: Opatowsky, Y.]] | ||
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Revision as of 03:40, 4 May 2008
Crystal structure of Human Gem G-domain bound to GDP
Overview
Gem, a member of the Rad,Gem/Kir subfamily of small G-proteins, has unique sequence features. We report here the crystallographic structure determination of the Gem G-domain in complex with nucleotide to 2.4 A resolution. Although the basic Ras protein fold is maintained, the Gem switch regions emphatically differ from the Ras paradigm. Our ensuing biochemical characterization indicates that Gem G-domain markedly prefers GDP over GTP. Two known functions of Gem are distinctly affected by spatially separated clusters of mutations.
About this Structure
2HT6 is a Single protein structure of sequence from Homo sapiens. Full crystallographic information is available from OCA.
Reference
Structure-function studies of the G-domain from human gem, a novel small G-protein., Opatowsky Y, Sasson Y, Shaked I, Ward Y, Chomsky-Hecht O, Litvak Y, Selinger Z, Kelly K, Hirsch JA, FEBS Lett. 2006 Oct 30;580(25):5959-64. Epub 2006 Oct 6. PMID:17052716 Page seeded by OCA on Sun May 4 06:40:50 2008
