1p8v
From Proteopedia
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'''CRYSTAL STRUCTURE OF THE COMPLEX OF PLATELET RECEPTOR GPIB-ALPHA AND ALPHA-THROMBIN AT 2.6A''' | '''CRYSTAL STRUCTURE OF THE COMPLEX OF PLATELET RECEPTOR GPIB-ALPHA AND ALPHA-THROMBIN AT 2.6A''' | ||
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[[Category: Seehra, J.]] | [[Category: Seehra, J.]] | ||
[[Category: Somers, W S.]] | [[Category: Somers, W S.]] | ||
- | [[Category: | + | [[Category: Leucine rich repeat domain]] |
- | [[Category: | + | [[Category: Platelet glycoprotein receptor]] |
- | + | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sat May 3 04:49:52 2008'' | |
- | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on | + |
Revision as of 01:49, 3 May 2008
CRYSTAL STRUCTURE OF THE COMPLEX OF PLATELET RECEPTOR GPIB-ALPHA AND ALPHA-THROMBIN AT 2.6A
Contents |
Overview
Direct interaction between platelet receptor glycoprotein Ibalpha (GpIbalpha) and thrombin is required for platelet aggregation and activation at sites of vascular injury. Abnormal GpIbalpha-thrombin binding is associated with many pathological conditions,including occlusive arterial thrombosis and bleeding disorders. The crystal structure of the GpIbalpha-thrombin complex at 2.6 angstrom resolution reveals simultaneous interactions of GpIbalpha with exosite I of one thrombin molecule,and with exosite II of a second thrombin molecule. In the crystal lattice,the periodic arrangement of GpIbalpha-thrombin complexes mirrors a scaffold that could serve as a driving force for tight platelet adhesion. The details of these interactions reconcile GpIbalpha-thrombin binding modes that are presently controversial,highlighting two distinct interfaces that are potential targets for development of novel antithrombotic drugs.
Disease
Known disease associated with this structure: Bernard-Soulier syndrome, type A OMIM:[606672], von Willebrand disease, platelet-type OMIM:[606672], Nonarteritic anterior ischemic optic neuropathy, susceptibility to OMIM:[606672]
About this Structure
1P8V is a Protein complex structure of sequences from Homo sapiens. Full crystallographic information is available from OCA.
Reference
Crystal structure of the GpIbalpha-thrombin complex essential for platelet aggregation., Dumas JJ, Kumar R, Seehra J, Somers WS, Mosyak L, Science. 2003 Jul 11;301(5630):222-6. PMID:12855811 Page seeded by OCA on Sat May 3 04:49:52 2008