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Volumn 272, Issue 5266, 1996, Pages 1343-1347

Structural basis of ligand discrimination by two related RNA aptamers resolved by NMR spectroscopy

Author keywords

[No Author keywords available]

Indexed keywords

ARGININE; CITRULLINE; NUCLEOTIDE; PURINE;

EID: 0029972909     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.272.5266.1343     Document Type: Article
Times cited : (161)

References (52)
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    • The two unassigned G imino resonances show a NOE to the independently assigned G29-imino or A29-H2 proton. In the the preliminary structures generated without these assignments, the G34 imino proton was always located at >8 Å from the H2 or imino proton of nucleotide 29. Therefore, the two unassigned resonances belong to G9 and G30. One of them shows a NOE to the H8 proton of G9 and was consequently assigned to G30, because such a NOE cannot be observed within a nucleotide. The other resonance was assigned by default to G9.
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    • Supported by grants from the Deutsche Forschungsgemeinschaft to M.F. and the European Union (grant Biot-CT93-0345) to M.K., E.W., and M.F. M.K. thanks M. Guéron and J. L. Leroy for critical reading of the manuscript. Coordinates have been deposited at the Protein Data Bank (accession number 1KOC and 1 KOD) and will be directly accessible on the Web server of the Centre de Biochimie Structurale at http:\\tome.cbs.univ-montp1.fr.


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