Loop B Domain RNA
from Hairpin Ribozyme

S.E. Butcher, F.H.-T. Allain, and J. Feigon: "Solution Structure of the Loop B Domain From the Hairpin Ribozyme", Nature Struct. Biol. 6, 212-216 (1999). [abstract]

PDB Code: 1B36

The 10 lowest energy structures superimposed on the internal loop B (residues 20-26, 36-40, 42-44). View is into the minor groove of the internal loop B. Stem 1 and stem 2 and UUCG tetraloop from the lowest energy structure are shown.