1ffx
From Proteopedia
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[[Image:1ffx.gif|left|200px]] | [[Image:1ffx.gif|left|200px]] | ||
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'''TUBULIN:STATHMIN-LIKE DOMAIN COMPLEX''' | '''TUBULIN:STATHMIN-LIKE DOMAIN COMPLEX''' | ||
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[[Category: Knossow, M.]] | [[Category: Knossow, M.]] | ||
[[Category: Martin-Barbey, C.]] | [[Category: Martin-Barbey, C.]] | ||
- | [[Category: | + | [[Category: Alpha-tubulin]] |
- | [[Category: | + | [[Category: Beta-tubulin]] |
- | [[Category: | + | [[Category: Microtubule]] |
- | [[Category: | + | [[Category: Stathmin]] |
- | [[Category: | + | [[Category: Tubulin]] |
- | + | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Fri May 2 16:16:44 2008'' | |
- | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on | + |
Revision as of 13:16, 2 May 2008
TUBULIN:STATHMIN-LIKE DOMAIN COMPLEX
Overview
Phosphoproteins of the stathmin family interact with the alphabeta tubulin heterodimer (tubulin) and hence interfere with microtubule dynamics. The structure of the complex of GDP-tubulin with the stathmin-like domain of the neural protein RB3 reveals a head-to-tail assembly of two tubulins with a 91-residue RB3 alpha helix in which each copy of an internal duplicated sequence interacts with a different tubulin. As a result of the relative orientations adopted by tubulins and by their alpha and beta subunits, the tubulin:RB3 complex forms a curved structure. The RB3 helix thus most likely prevents incorporation of tubulin into microtubules by holding it in an assembly with a curvature very similar to that of the depolymerization products of microtubules.
About this Structure
1FFX is a Protein complex structure of sequences from Bos taurus and Rattus norvegicus. Full crystallographic information is available from OCA.
Reference
The 4 A X-ray structure of a tubulin:stathmin-like domain complex., Gigant B, Curmi PA, Martin-Barbey C, Charbaut E, Lachkar S, Lebeau L, Siavoshian S, Sobel A, Knossow M, Cell. 2000 Sep 15;102(6):809-16. PMID:11030624 Page seeded by OCA on Fri May 2 16:16:44 2008