BMRB Entry 53687

Title:
G-quadruplex 5'-GGTTTTGGTTTGGTTGG-3' in presence of K+
Deposition date:
2026-03-27
Original release date:
2026-06-02
Authors:
Andralojc, Witold
Citation:

Citation: Wos, Amadeusz; Gudanis-Sobocinska, Dorota; Zielinska, Karolina; Pawlowicz-Perczak, Aleksandra; Pasternak, Karol; Gdaniec, Zofia; Andralojc, Witold. "How loop-lengths shape topological preferences of two-tetrad G-quadruplexes"  .

Assembly members:

Assembly members:
entity_1, polymer, 17 residues, Formula weight is not available

Natural source:

Natural source:   Common Name: not available   Taxonomy ID: not available   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: GGTTTTGGTTTGGTTGG

Data sets:
Data typeCount
13C chemical shifts8
1H chemical shifts160
31P chemical shifts16

Additional metadata:

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

Assembly:

Entity Assembly IDEntity NameEntity ID
1G-quadruplex 5'-GGTTGGTTTGGTTGG-3'1

Entities:

Entity 1, G-quadruplex 5'-GGTTGGTTTGGTTGG-3' 17 residues - Formula weight is not available

1   DGDGDTDTDTDTDGDGDTDT
2   DTDGDGDTDTDGDG

Samples:

sample_1: G-quadruplex 5'-GGTTTTGGTTTGGTTGG-3' 2-3 mM; potassium chloride 150 mM; potassium phosphate 10 mM

sample_conditions_1: ionic strength: 0.16 M; pH: 7.6; pressure: 1 atm; temperature: 293 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-13C HMBCsample_1isotropicsample_conditions_1
2D 1H-1H NOESYsample_1isotropicsample_conditions_1
2D 1H-31P COSYsample_1isotropicsample_conditions_1

Software:

NMRFAM-SPARKY - chemical shift assignment

TOPSPIN - collection

NMR spectrometers:

  • Bruker AVANCE III 700 MHz