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Cited by 255

The DOI matches its Crossref record; 27 of the 27 references it cites were found in a registry or an index.

Frequency Selective Heteronuclear Dipolar Recoupling in Rotating Solids: Accurate13C−15N Distance Measurements in Uniformly13C,15N-labeled Peptides

Jaroniec, Christopher P., Tounge, Brett A., Herzfeld, Judith, Griffin, Robert G.·2001·Journal of the American Chemical Society

Abstract

We describe a magic-angle spinning NMR experiment for selective (13)C-(15)N distance measurements in uniformly (13)C,(15)N-labeled solids, where multiple (13)C-(15)N and (13)C-(13)C interactions complicate the accurate measurement of structurally interesting, weak (13)C-(15)N dipolar couplings. The new experiment, termed FSR (frequency selective REDOR), combines the REDOR pulse sequence with a frequency selective spin-echo to recouple a single (13)C-(15)N dipolar interaction in a multiple spin system. Concurrently the remaining (13)C-(15)N dipolar couplings and all (13)C-(13)C scalar couplings to the selected (13)C are suppressed. The (13)C-(15)N coupling of interest is extracted by a least-squares fit of the experimentally observed modulation of the (13)C spin-echo intensity to the analytical expression describing the dipolar dephasing in an isolated heteronuclear spin pair under conventional REDOR. The experiment is demonstrated in three uniformly (13)C,(15)N-labeled model systems: asparagine, N-acetyl-L-Val-L-Leu and N-formyl-L-Met-L-Leu-L-Phe; in N-formyl-[U-(13)C,(15)N]L-Met-L-Leu-L-Phe we have determined a total of 16 internuclear distances in the 2.5-6 A range.

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Metadata

Authors
Jaroniec, C. P., Tounge, B. A., Herzfeld, J., & Griffin, R. G.
Venue
Journal of the American Chemical Society
Published
2001-03-22
Volume
123
Issue
15
Pages
3507-3519
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2037844642
Cited by
255
References
27
FWCI
8.31
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Frequency Selective Heteronuclear Dipolar Recoupling in Rotating Solids: Accurate13C−15N Distance Measurements in Uniformly13C,15N-labeled Peptides. https://app.cochat.ai/papers/10.1021/ja003266e
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Jaroniec, C. P., Tounge, B. A., Herzfeld, J., & Griffin, R. G. (2001). Frequency Selective Heteronuclear Dipolar Recoupling in Rotating Solids: Accurate13C−15N Distance Measurements in Uniformly13C,15N-labeled Peptides. Journal of the American Chemical Society. https://doi.org/10.1021/ja003266e

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