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A two-quartet G-quadruplex formed by human telomere in KCl solution at pH 5.0
Authors
Galer, P., Wang, B., Sket, P., Plavec, J.
Assembly
DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3')
Entity
1. DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3') (polymer, Thiol state: not present), 22 monomers, 7021.454 Da Detail

TAGGGTTAGG GTTAGGGTTA GG


Formula weight
7021.454 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 74.1 %, Completeness (bb): 67.5 % Detail

Polymer type: polydeoxyribonucleotide

Total1H
All74.1 % (152 of 205)74.1 % (152 of 205)
Suger, PO467.5 % (104 of 154)67.5 % (104 of 154)
Nucleobase94.1 % (48 of 51)94.1 % (48 of 51)
Aromatic95.5 % (42 of 44)95.5 % (42 of 44)
Methyl85.7 % (6 of 7)85.7 % (6 of 7)

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

TAGGGTTAGG GTTAGGGTTA GG

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 278 K, pH 5.0, Details 1 mM 8% 13C, 8% 15N DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3'), 70 mM potassium chloride, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3')8% 13C, 8% 15N1 mM
2potassium chloridenatural abundance70 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 278 K, pH 5.0, Details 1 mM DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3'), 70 mM potassium chloride, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
3DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3')natural abundance1 mM
4potassium chloridenatural abundance70 mM
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 278 K, pH 5.0, Details 1 mM DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3'), 70 mM potassium chloride, 100% D2O


#NameIsotope labelingTypeConcentration
5DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3')natural abundance1 mM
6potassium chloridenatural abundance70 mM

Release date
2017-07-30
Citation
Reversible pH Switch of Two-Quartet G-Quadruplexes Formed by Human Telomere
Galer, P., Wang, B., Sket, P., Plavec, J.
Angew. Chem Int Ed Engl. (2016), 55, 1993-1997, PubMed 26836334 , DOI 10.1002/anie.201507569 ,
Related entities 1. DNA (5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*G)-3'), : 2 entities Detail
Experiments performed 9 experiments Detail
nullKeywords DNA, G-quadruplex, human telomere repeat, topology