General Strategies for RNA X-ray Crystallography

An extremely small proportion of the X-ray crystal structures deposited in the Protein Data Bank are of RNA or RNA–protein complexes. This is due to three main obstacles to the successful determination of RNA structure: (1) low yields of pure, properly folded RNA; (2) difficulty creating crystal con...

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Main Authors: Ryland W. Jackson, Claire M. Smathers, Aaron R. Robart
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/28/5/2111
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author Ryland W. Jackson
Claire M. Smathers
Aaron R. Robart
author_facet Ryland W. Jackson
Claire M. Smathers
Aaron R. Robart
author_sort Ryland W. Jackson
collection DOAJ
description An extremely small proportion of the X-ray crystal structures deposited in the Protein Data Bank are of RNA or RNA–protein complexes. This is due to three main obstacles to the successful determination of RNA structure: (1) low yields of pure, properly folded RNA; (2) difficulty creating crystal contacts due to low sequence diversity; and (3) limited methods for phasing. Various approaches have been developed to address these obstacles, such as native RNA purification, engineered crystallization modules, and incorporation of proteins to assist in phasing. In this review, we will discuss these strategies and provide examples of how they are used in practice.
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spelling doaj.art-2a6efbfbb8674c78969d1bca652a415f2023-11-17T08:12:08ZengMDPI AGMolecules1420-30492023-02-01285211110.3390/molecules28052111General Strategies for RNA X-ray CrystallographyRyland W. Jackson0Claire M. Smathers1Aaron R. Robart2Department of Biochemistry and Molecular Medicine, West Virginia University, Morgantown, WV 20506, USADepartment of Biochemistry and Molecular Medicine, West Virginia University, Morgantown, WV 20506, USADepartment of Biochemistry and Molecular Medicine, West Virginia University, Morgantown, WV 20506, USAAn extremely small proportion of the X-ray crystal structures deposited in the Protein Data Bank are of RNA or RNA–protein complexes. This is due to three main obstacles to the successful determination of RNA structure: (1) low yields of pure, properly folded RNA; (2) difficulty creating crystal contacts due to low sequence diversity; and (3) limited methods for phasing. Various approaches have been developed to address these obstacles, such as native RNA purification, engineered crystallization modules, and incorporation of proteins to assist in phasing. In this review, we will discuss these strategies and provide examples of how they are used in practice.https://www.mdpi.com/1420-3049/28/5/2111RNAribozymeX-ray crystallographystructurestructural biology
spellingShingle Ryland W. Jackson
Claire M. Smathers
Aaron R. Robart
General Strategies for RNA X-ray Crystallography
Molecules
RNA
ribozyme
X-ray crystallography
structure
structural biology
title General Strategies for RNA X-ray Crystallography
title_full General Strategies for RNA X-ray Crystallography
title_fullStr General Strategies for RNA X-ray Crystallography
title_full_unstemmed General Strategies for RNA X-ray Crystallography
title_short General Strategies for RNA X-ray Crystallography
title_sort general strategies for rna x ray crystallography
topic RNA
ribozyme
X-ray crystallography
structure
structural biology
url https://www.mdpi.com/1420-3049/28/5/2111
work_keys_str_mv AT rylandwjackson generalstrategiesforrnaxraycrystallography
AT clairemsmathers generalstrategiesforrnaxraycrystallography
AT aaronrrobart generalstrategiesforrnaxraycrystallography