Structure of the Ras-binding domain of RalGEF and implications for Ras binding and signalling

被引:107
作者
Geyer, M
Herrmann, C
Wohlgemuth, S
Wittinghofer, A
Kalbitzer, HR
机构
[1] MAX PLANCK INST MED RES, BIOPHYS ABT, D-69120 HEIDELBERG, GERMANY
[2] MAX PLANCK INST MOL PHYSIOL, ABT STRUKTURELLE BIOL, D-44139 DORTMUND, GERMANY
关键词
D O I
10.1038/nsb0997-694
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The solution structure of the Ras-binding domain (RED) of pal guanine-nucleotide exchange factor RalGEF was solved by NMR spectroscopy. The overall structure is similar to that of Raf-RBD, another effector of pas, although the sequence identity is only 13%. N-15 chemical shifts changes in the complex of RalGEF-RBD with Ras indicate an interaction similar to the intermolecular beta-sheet observed for the complex between Ras and Raf-RBD.
引用
收藏
页码:694 / 699
页数:6
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