Crystal structure of AUGUGGCAU duplex crystallized in the presence of calcium ions

2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31.

1-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31.

Structure and thermodynamics of a UGG motif interacting with Ba2+ and other metal ions: accommodating changes in the RNA structure and the presence of a G(syn)-G(syn) pair.

RNA (5'-R(*AP*UP*GP*UP*GP*GP*CP*AP*U)-3')

0.08 M NaCl
0.02 M BaCl2
0.04 M cacodylate sodium
45% MPD
0.012 M spermine

contains the same RNA crystallized in different conditions