BMRB Entry 34228

Title:
DNA-RNA Hybrid Quadruplex with Flipped Tetrad
Deposition date:
2018-01-09
Original release date:
2018-09-19
Authors:
Haase, L.; Dickerhoff, J.; Weisz, K.
Citation:

Citation: Haase, L.; Dickerhoff, J.; Weisz, K.. "DNA-RNA Hybrid Quadruplexes Reveal Interactions that Favor RNA Parallel Topologies"  Chemistry 24, 15365-15371 (2018).
PubMed: 30084512

Assembly members:

Assembly members:
entity_1, polymer, 22 residues, 7004.491 Da.

Natural source:

Natural source:   Common Name: not available   Taxonomy ID: 32630   Superkingdom: not available   Kingdom: not available   Genus/species: not available not available

Experimental source:

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):

Entity Sequences (FASTA):
entity_1: GGGATGGGACACAGGGGACG GG

Data sets:
Data typeCount
13C chemical shifts21
1H chemical shifts142

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
  • Hide all

Assembly:

Entity Assembly IDEntity NameEntity ID
1entity_11

Entities:

Entity 1, entity_1 22 residues - 7004.491 Da.

1   GDGDGDADTDGDGDGDADC
2   DADCDADGDGDGDGDADCG
3   DGDG

Samples:

sample_1: potassium phosphate 10 mM; entity_1 0.48 mM

sample_2: potassium phosphate 10 mM; entity_1 0.48 mM

sample_conditions_1: ionic strength: 10 mM; pH: 7; pressure: 1 atm; temperature: 298 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-1H NOESY mixing time 500 mssample_1isotropicsample_conditions_1
2D 1H-1H NOESY mixing time 300 mssample_1isotropicsample_conditions_1
2D 1H-1H NOESY mixing time 150 mssample_1isotropicsample_conditions_1
2D 1H-1H NOESY mixing time 80 mssample_1isotropicsample_conditions_1
2D 1H-13C HSQC aromaticsample_1isotropicsample_conditions_1
2D 1H-1H NOESY mixing time 300 mssample_2isotropicsample_conditions_1
2D 1H-13C HSQC aromaticsample_2isotropicsample_conditions_1
2D DQF-COSYsample_2isotropicsample_conditions_1
2D 1H-1H TOCSYsample_2isotropicsample_conditions_1

Software:

TOPSPIN v3.5, Bruker Biospin - processing

Analysis v2.4, CCPN - chemical shift assignment, peak picking

X-PLOR NIH v2.46, Schwieters, Kuszewski, Tjandra and Clore - refinement

AMBER, Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman - structure calculation

NMR spectrometers:

  • Bruker Avance 600 MHz