3beg
From Proteopedia
(New page: 200px {{Structure |PDB= 3beg |SIZE=350|CAPTION= <scene name='initialview01'>3beg</scene>, resolution 2.900Å |SITE= <scene name='pdbsite=AC1:Sep+Binding+Site...) |
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[[Image:3beg.jpg|left|200px]] | [[Image:3beg.jpg|left|200px]] | ||
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'''Crystal structure of SR protein kinase 1 complexed to its substrate ASF/SF2''' | '''Crystal structure of SR protein kinase 1 complexed to its substrate ASF/SF2''' | ||
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[[Category: Non-specific serine/threonine protein kinase]] | [[Category: Non-specific serine/threonine protein kinase]] | ||
[[Category: Protein complex]] | [[Category: Protein complex]] | ||
+ | [[Category: Adams, J A.]] | ||
+ | [[Category: Chakrabarti, S.]] | ||
+ | [[Category: Dorrestein, P C.]] | ||
+ | [[Category: Fu, X D.]] | ||
+ | [[Category: Ghosh, G.]] | ||
+ | [[Category: Giang, K.]] | ||
+ | [[Category: Hagopian, J.]] | ||
+ | [[Category: Huynh, N.]] | ||
+ | [[Category: Ma, C T.]] | ||
[[Category: Ngo, J C.]] | [[Category: Ngo, J C.]] | ||
- | [[Category: | + | [[Category: Acetylation]] |
- | [[Category: | + | [[Category: Alternative splicing]] |
- | [[Category: | + | [[Category: Atp-binding]] |
- | [[Category: | + | [[Category: Chromosome partition]] |
- | [[Category: | + | [[Category: Cytoplasm]] |
- | [[Category: | + | [[Category: Differentiation]] |
- | [[Category: | + | [[Category: Kinase]] |
- | [[Category: | + | [[Category: Methylation]] |
- | [[Category: | + | [[Category: Mrna processing]] |
- | [[Category: | + | [[Category: Nucleotide-binding]] |
- | [[Category: | + | [[Category: Nucleus]] |
- | [[Category: | + | [[Category: Phosphoprotein]] |
- | [[Category: | + | [[Category: Polymorphism]] |
- | [[Category: | + | [[Category: Pre-mrna splicing]] |
- | [[Category: | + | [[Category: Rna-binding]] |
- | [[Category: | + | [[Category: Serine/threonine-protein kinase]] |
- | [[Category: | + | [[Category: Spliceosome]] |
- | [[Category: | + | [[Category: Sr protein]] |
- | [[Category: | + | [[Category: Sr protein kinase]] |
- | [[Category: | + | [[Category: Transferase]] |
- | [[Category: | + | [[Category: Transferase/splicing complex]] |
- | + | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Wed Apr 9 14:45:47 2008'' | |
- | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Wed Apr | + |
Revision as of 11:45, 9 April 2008
Crystal structure of SR protein kinase 1 complexed to its substrate ASF/SF2
Overview
The 2.9 A crystal structure of the core SRPK1:ASF/SF2 complex reveals that the N-terminal half of the basic RS domain of ASF/SF2, which is destined to be phosphorylated, is bound to an acidic docking groove of SRPK1 distal to the active site. Phosphorylation of ASF/SF2 at a single site in the C-terminal end of the RS domain generates a primed phosphoserine that binds to a basic site in the kinase. Biochemical experiments support a directional sliding of the RS peptide through the docking groove to the active site during phosphorylation, which ends with the unfolding of a beta strand of the RRM domain and binding of the unfolded region to the docking groove. We further suggest that the priming of the first serine facilitates directional substrate translocation and efficient phosphorylation.
About this Structure
3BEG is a Protein complex structure of sequences from Homo sapiens. Full crystallographic information is available from OCA.
Reference
A sliding docking interaction is essential for sequential and processive phosphorylation of an SR protein by SRPK1., Ngo JC, Giang K, Chakrabarti S, Ma CT, Huynh N, Hagopian JC, Dorrestein PC, Fu XD, Adams JA, Ghosh G, Mol Cell. 2008 Mar 14;29(5):563-76. PMID:18342604 Page seeded by OCA on Wed Apr 9 14:45:47 2008
Categories: Homo sapiens | Non-specific serine/threonine protein kinase | Protein complex | Adams, J A. | Chakrabarti, S. | Dorrestein, P C. | Fu, X D. | Ghosh, G. | Giang, K. | Hagopian, J. | Huynh, N. | Ma, C T. | Ngo, J C. | Acetylation | Alternative splicing | Atp-binding | Chromosome partition | Cytoplasm | Differentiation | Kinase | Methylation | Mrna processing | Nucleotide-binding | Nucleus | Phosphoprotein | Polymorphism | Pre-mrna splicing | Rna-binding | Serine/threonine-protein kinase | Spliceosome | Sr protein | Sr protein kinase | Transferase | Transferase/splicing complex