Table 2. NOE and RMSD Analyses for SLV Ensembles with Na⁺ Ions.

total no. of restraints =553	original NMR	rerefinement
Deviation from Experimental Restraints
NOE (Å)	0.00029 ± 0.0004a	0.0013 ± 0.0002
torsion (deg)	0.0082 ± 0.0051	0
number of NOE deviations	16.9 ± 2.9	11.2 ± 2.0
number of NOE deviations >0.1 Å	0	2.4 ± 0.8
number of torsion deviations	2.7 ± 1.7	0
number of torsion deviations >0.5 Å	0	0
RMS Deviation from Ideal Geometry
bonds (Å)	0.0096 ± 0	0.068 ± 0.003
angles (deg)	1.70 ± 0.01	2.89 ± 0.07
Heavy Atom RMSD to Minimized Average Structure
overall (690–706, 690–705) (Å)	1.11 ± 0.14, 1.38 ± 0.57	0.46 ± 0.16, 0.56 ± 0.39
stem (690–295,701–706) (Å)	0.80 ± 0.08	0.21 ± 0.02
loop (696–700) (Å)	0.73 ± 0.08	0.43 ± 0.16

^aRecalculated using the SANDER program in AMBER12.