Crystal structure of the S. solfataricus archaeal exosome reveals conformational flexibility in the RNA-binding ring.
Lu, C., Ding, F., Ke, A.(2010) PLoS One 5: e8739-e8739
- PubMed: 20090900 
- DOI: https://doi.org/10.1371/journal.pone.0008739
- Primary Citation of Related Structures:  
3L7Z - PubMed Abstract: 
The exosome complex is an essential RNA 3'-end processing and degradation machinery. In archaeal organisms, the exosome consists of a catalytic ring and an RNA-binding ring, both of which were previously reported to assume three-fold symmetry.
Organizational Affiliation: 
Department of Molecular Biology and Genetics, Cornell University, Ithaca, New York, United States of America.