BMRB Entry 34735

Title:
Dimeric i-motif from 2'Farabinocytidine-modified TC5
Deposition date:
2022-05-25
Original release date:
2023-02-21
Authors:
Garavis, M.; El Khoury, R.; Damha, M.; Gonzalez, C.
Citation:

Citation: El-Khoury, Roberto; Macaluso, Veronica; Hennecker, Christopher; Mittermaier, Anthony; Orozco, Modesto; Gonzalez, Carlos; Garavis, Miguel; Damha, Masad. "i-Motif folding intermediates with zero-nucleotide loops are trapped by 2'-fluoroarabinocytidine via F...H and O...H hydrogen bonds"  Commun. Chem. 6, 31-31 (2023).
PubMed: 36797370

Assembly members:

Assembly members:
entity_1, polymer, 6 residues, 1795.099 Da.

Natural source:

Natural source:   Common Name: Human   Taxonomy ID: 9606   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Homo sapiens

Experimental source:

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):

Entity Sequences (FASTA):
entity_1: TXXXXX

Data sets:
Data typeCount
19F chemical shifts10
1H chemical shifts116

Additional metadata:

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

Assembly:

Entity Assembly IDEntity NameEntity ID
1unit_11
2unit_21

Entities:

Entity 1, unit_1 6 residues - 1795.099 Da.

1   DTCFLCFLCFLCFLCFL

Samples:

sample_1: NaPi 10 mM

sample_conditions_1: ionic strength: 10 mM; pH: 5.0; pressure: 1 atm; temperature: 278 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-1H NOESYsample_1isotropicsample_conditions_1
2D 1H-1H TOCSYsample_1isotropicsample_conditions_1
2D DQF-COSYsample_1isotropicsample_conditions_1
2D 1H-19F HOESYsample_1isotropicsample_conditions_1

Software:

NMRFAM-SPARKY, Lee W, Tonelli M, Markley JL. - chemical shift assignment, peak picking

TopSpin, Bruker Biospin - collection

CYANA, Guntert, Mumenthaler and Wuthrich - structure calculation

Amber, Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman - refinement

NMR spectrometers:

  • Bruker AVANCE NEO 600 MHz
  • Bruker AVANCE III HD 600 MHz