2JSQ

Monomeric Human Telomere DNA Tetraplex with 3+1 Strand Fold Topology, Two Edgewise Loops and Double-Chain Reversal Loop, Form 2 15BrG, NMR, 10 Structures


SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents0.5-5.0 mM HUMAN TELOMERE DNA, 90% H2O/10% D2O
Solvent90% H2O/10% D2O
Ionic Strength70
pH7.0
Pressure1
Temperature (K)298
Experiment(s):1H-1H NOESY, 1H-1H TOCSY, 1H-31P COSY, 1H-1H COSY, 1H-15N JRHMQC, 1H-15N HMBC
Spectrometer Information
Manufacturer Model Field Strength
Varian INOVA 600.0
Bruker Avance 800.0
NMR Refinement
Method TORSION ANGLE DYNAMICS CARTESIAN DYNAMICS MATRIX RELAXATION
Details AFTER DEPOSITION, THE MOLECULES WERE ENERGY MINIMIZED WITH THE ENERGY FUNCTION IMPLEMENTING GEOMETRICAL VALUES IN EFFECT AT RCSB SINCE JULY 31 2007. AS A RESULT, STRUCTURE STATISTICS FOR THIS ENTRY SLIGHTLY DEVIATES FROM THE PUBLISHED ONE, AS FOLLOWS (CURRENT VS PUBLISHED): NOE VIOLATIONS (0.00+-0.00) VS (0.20+-0.42); MAXIMUM VIOLATION (0.00+-0.00) VS (0.25+-0.02); RMSD OF VIOLATIONS (0.02+-0.00) VS (0.02+-0.00); BOND LENGTHS (0.006+-0.000) VS (0.005+-0.000); BOND ANGLES (0.74+-0.01) VS (0.95+-0.02); IMPROPERS (0.38+-0.01) VS (0.44+-0.04); PAIRWISE RMSD: ALL ATOMS (0.68+-0.19) VS (0.80+-0.25); ALL ATOMS EXCEPT T18, T19, A20 (0.45+-0.14) VS (0.49+-0.13).
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Calculated Total Number 50
Conformers Submitted Total Number 10
Representative Model Choice Rationale
1 lowest energy
Computation: NMR Software
# Classification Software Name Author
1 collection version: 6.0 VNMR Varian
2 data analysis version: 2000 FELIX Accelrys
3 refinement version: 3.851 X-PLOR Brunger, A.T. et al.