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Dimeric structure of the Human A-box
Authors
Garavis, M., Escaja, N., Gabelica, V., Villasante, A., Gonzalez, C.
Assembly
Hs2 dimer
Entity
1. Hs2 dimer (polymer, Thiol state: not present), 10 monomers, 3008.912 × 2 Da Detail

TCCTTTTCCA


Total weight
6017.824 Da
Max. entity weight
3008.912 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 87.4 %, Completeness (bb): 88.6 % Detail

Polymer type: polydeoxyribonucleotide

Total1H
All87.4 % (90 of 103)87.4 % (90 of 103)
Suger, PO488.6 % (62 of 70)88.6 % (62 of 70)
Nucleobase84.8 % (28 of 33)84.8 % (28 of 33)
Aromatic75.0 % (15 of 20)75.0 % (15 of 20)
Methyl100.0 % (5 of 5)100.0 % (5 of 5)

1. DNA (5'-D(P*TP*CP*CP*TP*TP*TP*TP*CP*CP*A)-3')

TCCTTTTCCA

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 273 K, pH 4, Details Buffer pH = 4.0


#NameIsotope labelingTypeConcentration
1sodium phosphatenatural abundance25 mM
2sodium chloridenatural abundance100 mM
3DNA_(5'-D(P*TP*CP*CP*TP*TP*TP*TP*CP*CP*A)-3')natural abundance2 mM
4H2Onatural abundance90 %
5D2Onatural abundance10 %

Release date
2015-05-31
Citation
Centromeric Alpha-Satellite DNA Adopts Dimeric i-Motif Structures Capped by AT Hoogsteen Base Pairs
Garavis, M., Escaja, N., Gabelica, V., Villasante, A., Gonzalez, C.
Chemistry (2015), 21, 9816-9824, PubMed 26013031 , DOI 10.1002/chem.201500448 ,
Experiments performed 3 experiments Detail
NMR combined restraints 3 contents Detail
Keywords centromere, i-motif, self-recognition