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1unr
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(New page: 200px<br /> <applet load="1unr" size="450" color="white" frame="true" align="right" spinBox="true" caption="1unr, resolution 1.25Å" /> '''CRYSTAL STRUCTURE O...)
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Revision as of 18:05, 29 October 2007
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CRYSTAL STRUCTURE OF THE PH DOMAIN OF PKB ALPHA IN COMPLEX WITH A SULFATE MOLECULE
Overview
Protein kinase B (PKB/Akt) is a key regulator of cell growth, proliferation and metabolism. It possesses an N-terminal pleckstrin, homology (PH) domain that interacts with equal affinity with the second, messengers PtdIns(3,4,5)P3 and PtdIns(3,4)P2, generated through insulin, and growth factor-mediated activation of phosphoinositide 3-kinase (PI3K)., The binding of PKB to PtdIns(3,4,5)P3/PtdIns(3,4)P2 recruits PKB from the, cytosol to the plasma membrane and is also thought to induce a, conformational change that converts PKB into a substrate that can be, activated by the phosphoinositide-dependent kinase 1 (PDK1). In this study, we describe two high-resolution crystal structures of the PH domain of, PKBalpha in a noncomplexed form and compare this to a new atomic, resolution (0.98 A, ... [(full description)]
About this Structure
1UNR is a [Single protein] structure of sequence from [Homo sapiens] with SO4 as [ligand]. Full crystallographic information is available from [OCA].
Reference
Binding of phosphatidylinositol 3,4,5-trisphosphate to the pleckstrin homology domain of protein kinase B induces a conformational change., Milburn CC, Deak M, Kelly SM, Price NC, Alessi DR, Van Aalten DM, Biochem J. 2003 Nov 1;375(Pt 3):531-8. PMID:12964941
Page seeded by OCA on Mon Oct 29 20:10:38 2007
Categories: Homo sapiens | Single protein | Aalten, D.M.F.Van. | Alessi, D.R. | Deak, M. | Kelly, S.M. | Milburn, C.C. | Price, N.C. | SO4 | Atk | Ph | Phosphoinositide | Pkb | Pleckstrin homology
