PDB ID: 3L7Z [PDB]

    

    Related article:

    Lu C, Ding F, Ke A. Crystal structure of the S. solfataricus archaeal
    exosome reveals conformational flexibility in the RNA-binding ring. 
    PLOS One. 2010 Jan 15;5(1):e8739.  [PubMed]

 

 

 

     PDB ID: 3E5C (Complex with SAM) [PDB]

                  3E5E (Complex with SAH) [PDB]

                  3E5F (Complex with Se-SAM) [PDB]

 

     Related article: 
     Lu C, Smith AM, Fuchs RT, Ding F, Rajashankar K, Henkin TM, Ke A.
     Crystal structures of the SAM-III/SMK riboswitch reveal the SAM-dependent 
     translation inhibition mechanism. Nature Structural & Molecular Biology.
     2008 May;15:1076-1083. [PubMed]