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Cryo-EM structure of a 40 kDa SAM-IV riboswitch RNA at 3.7 Å resolution
Specimens below 50 kDa have generally been considered too small to be analyzed by single-particle cryo-electron microscopy (cryo-EM). The high flexibility of pure RNAs makes it difficult to obtain high-resolution structures by cryo-EM. In bacteria, riboswitches regulate sulfur metabolism through bin...
Autores principales: | , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6890682/ https://www.ncbi.nlm.nih.gov/pubmed/31796736 http://dx.doi.org/10.1038/s41467-019-13494-7 |