Table 1.

Statistics of the computed structures of TP3-T6^a

A. NMR restraints
distance restraints
Intraresidue
Exchangeable	0
Non-exchangeable	312
Interresidue
Exchangeable	45
Non-exchangeable	75
other restraints
hydrogen-bond restraints	53
dihedral restraints	13
planarity restraints	4
repulsion restraints	2
B. Structure Statistics
NOE violations
number (>0.2 Å)	0.2 ± 0.4
deviations from the ideal covalent geometry
bond lengths (Å)	0.003 ± 0.000
bond angles (deg)	0.687 ± 0.006
impropers (deg)	0.339 ± 0.005
pairwise all heavy atom rmsd values (Å)
G-tetrad core	0.402 ± 0.122
all residues	0.601 ± 0.142

^aPDB ID 6AC7.