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Solution structure of 1:1 complex of an indoloquinoline derivative SYUIQ-5 to parallel quadruplex-duplex (Q-D) hybrid
Authors
Vianney, Y.M., Weisz, K.
Assembly
DNA (37-MER)
Entity
1. DNA (37-MER), entity 1 (polymer, Thiol state: not present), 36 monomers, 11273.22 Da Detail

XTAGGTGGGT AGGGTGGGCT AGTCATTTTG ACTAGG


2. DNA (37-MER), entity 2 (non-polymer), 320.431 Da
Total weight
11593.65 Da
Max. entity weight
11273.22 Da
Source organism
synthetic construct
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 97.2 %, Completeness: 63.0 %, Completeness (bb): 55.5 % Detail

Polymer type: polydeoxyribonucleotide

Total1H
All63.0 % (209 of 332)63.0 % (209 of 332)
Suger, PO455.5 % (136 of 245)55.5 % (136 of 245)
Nucleobase83.9 % (73 of 87)83.9 % (73 of 87)
Aromatic82.9 % (58 of 70)82.9 % (58 of 70)
Methyl100.0 % (11 of 11)100.0 % (11 of 11)

1. entity 1

XTAGGTGGGT AGGGTGGGCT AGTCATTTTG ACTAGG

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 303 K, pH 7.0, Details 1 mM 0 DNA, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1DNAnatural abundance1 mM
2potassium phosphate buffernatural abundance10 mM

Release date
2021-09-08
Citation
Indoloquinoline Ligands Favor Intercalation at Quadruplex-Duplex Interfaces
Vianney, Y.M., Weisz, K.
Chemistry (2022), 28, e202103718-e202103718, PubMed 34905232 , DOI 10.1002/chem.202103718 ,
Entries sharing articles BMRB: 1 entries Detail
  BMRB: 34664 released on 2021-09-08
    Title Parallel Q-D hybrid with 3' duplex stem-loop as a lateral snapback loop
Experiments performed 4 experiments Detail
Chemical shift validation 4 contents Detail
Keywords DNA, G-quadruplex, Quadruplex-duplex junction, SYUIQ-5, complex, duplex