Search

Solution NMR structure of the d(GGGGTTGGGGTTTTGGGGAAGGGG) quadruplex in sodium conditions
Authors
Karsisiotis, A., Webba da Silva, M.
Assembly
d(GGGGTTGGGGTTTTGGGGAAGGGG) quadruplex
Entity
1. d(GGGGTTGGGGTTTTGGGGAAGGGG) quadruplex (polymer, Thiol state: not present), 24 monomers, 7736.877 Da Detail

GGGGTTGGGG TTTTGGGGAA GGGG


Formula weight
7736.877 Da
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 100.0 %, Completeness: 87.0 %, Completeness (bb): 94.8 % Detail

Polymer type: polydeoxyribonucleotide

Total1H31P
All87.0 % (214 of 246)86.5 % (192 of 222)91.7 % (22 of 24)
Suger, PO494.8 % (182 of 192)95.2 % (160 of 168)91.7 % (22 of 24)
Nucleobase59.3 % (32 of 54)59.3 % (32 of 54)
Aromatic54.2 % (26 of 48)54.2 % (26 of 48)
Methyl100.0 % (6 of 6)100.0 % (6 of 6)

1. DNA (5'-D(*GP*GP*GP*GP*TP*TP*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*GP*AP*AP*GP*GP*GP*G)-3')

GGGGTTGGGG TTTTGGGGAA GGGG

Sample #1

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 293 K, pH 7.8


#NameIsotope labelingTypeConcentration
1DNA (5'-D(*GP*GP*GP*GP*TP*TP*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*GP*AP*AP*GP*GP*GP*G)-3')natural abundance4.0 ~ 6.0 mM
2sodium phosphatenatural abundance20 mM
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 293 K, pH 7.8


#NameIsotope labelingTypeConcentration
3DNA (5'-D(*GP*GP*GP*GP*TP*TP*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*GP*AP*AP*GP*GP*GP*G)-3')natural abundance4.0 ~ 6.0 mM
4sodium phosphatenatural abundance20 mM

Chem. Shift Complete2
Sequence coverage: 100.0 %, Completeness: 81.1 %, Completeness (bb): 83.3 % Detail

Polymer type: polydeoxyribonucleotide

Total1H31P
All81.1 % (399 of 492)84.9 % (377 of 444)45.8 % (22 of 48)
Suger, PO483.3 % (320 of 384)88.7 % (298 of 336)45.8 % (22 of 48)
Nucleobase73.1 % (79 of 108)73.1 % (79 of 108)
Aromatic69.8 % (67 of 96)69.8 % (67 of 96)
Methyl100.0 % (12 of 12)100.0 % (12 of 12)

1. DNA (5'-D(*GP*GP*GP*GP*TP*TP*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*GP*AP*AP*GP*GP*GP*G)-3')

GGGGTTGGGG TTTTGGGGAA GGGG

Sample #1

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 278 K, pH 7.8


#NameIsotope labelingTypeConcentration
1DNA (5'-D(*GP*GP*GP*GP*TP*TP*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*GP*AP*AP*GP*GP*GP*G)-3')natural abundance4.0 ~ 6.0 mM
2sodium phosphatenatural abundance20 mM
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 278 K, pH 7.8


#NameIsotope labelingTypeConcentration
3DNA (5'-D(*GP*GP*GP*GP*TP*TP*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*GP*AP*AP*GP*GP*GP*G)-3')natural abundance4.0 ~ 6.0 mM
4sodium phosphatenatural abundance20 mM

Release date
2014-04-15
Citation
DNA quadruplex folding formalism--a tutorial on quadruplex topologies
Karsisiotis, A., Webba da Silva, C.
Methods (2013), 64, 28-35, PubMed 23791747 , DOI 10.1016/j.ymeth.2013.06.004 ,
Experiments performed 6 experiments Detail
NMR combined restraints 5 contents Detail
Keywords Folding Topology, G-Quadruplex