Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication

The untranslated regions (UTRs) of viral genomes contain a variety of conserved yet dynamic structures crucial for viral replication, providing drug targets for the development of broad spectrum anti-virals. We combine in vitro RNA analysis with molecular dynamics simulations to build the first 3D m...

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Main Authors: Melidis, L, Hill, HJ, Coltman, NJ, Davies, SP, Winczura, K, Chauhan, T, Craig, JS, Garai, A, Hooper, CAJ, Egan, RT, McKeating, JA, Hodges, NJ, Stamataki, Z, Grzechnik, P, Hannon, MJ
Format: Journal article
Language:English
Published: Wiley 2021
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author Melidis, L
Hill, HJ
Coltman, NJ
Davies, SP
Winczura, K
Chauhan, T
Craig, JS
Garai, A
Hooper, CAJ
Egan, RT
McKeating, JA
Hodges, NJ
Stamataki, Z
Grzechnik, P
Hannon, MJ
author_facet Melidis, L
Hill, HJ
Coltman, NJ
Davies, SP
Winczura, K
Chauhan, T
Craig, JS
Garai, A
Hooper, CAJ
Egan, RT
McKeating, JA
Hodges, NJ
Stamataki, Z
Grzechnik, P
Hannon, MJ
author_sort Melidis, L
collection OXFORD
description The untranslated regions (UTRs) of viral genomes contain a variety of conserved yet dynamic structures crucial for viral replication, providing drug targets for the development of broad spectrum anti-virals. We combine in vitro RNA analysis with molecular dynamics simulations to build the first 3D models of the structure and dynamics of key regions of the 5′ UTR of the SARS-CoV-2 genome. Furthermore, we determine the binding of metallo-supramolecular helicates (cylinders) to this RNA structure. These nano-size agents are uniquely able to thread through RNA junctions and we identify their binding to a 3-base bulge and the central cross 4-way junction located in stem loop 5. Finally, we show these RNA-binding cylinders suppress SARS-CoV-2 replication, highlighting their potential as novel anti-viral agents.
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spelling oxford-uuid:029eb55a-9ac5-4b54-91d7-aa94797f7bff2022-03-26T08:41:49ZSupramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replicationJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:029eb55a-9ac5-4b54-91d7-aa94797f7bffEnglishSymplectic ElementsWiley2021Melidis, LHill, HJColtman, NJDavies, SPWinczura, KChauhan, TCraig, JSGarai, AHooper, CAJEgan, RTMcKeating, JAHodges, NJStamataki, ZGrzechnik, PHannon, MJThe untranslated regions (UTRs) of viral genomes contain a variety of conserved yet dynamic structures crucial for viral replication, providing drug targets for the development of broad spectrum anti-virals. We combine in vitro RNA analysis with molecular dynamics simulations to build the first 3D models of the structure and dynamics of key regions of the 5′ UTR of the SARS-CoV-2 genome. Furthermore, we determine the binding of metallo-supramolecular helicates (cylinders) to this RNA structure. These nano-size agents are uniquely able to thread through RNA junctions and we identify their binding to a 3-base bulge and the central cross 4-way junction located in stem loop 5. Finally, we show these RNA-binding cylinders suppress SARS-CoV-2 replication, highlighting their potential as novel anti-viral agents.
spellingShingle Melidis, L
Hill, HJ
Coltman, NJ
Davies, SP
Winczura, K
Chauhan, T
Craig, JS
Garai, A
Hooper, CAJ
Egan, RT
McKeating, JA
Hodges, NJ
Stamataki, Z
Grzechnik, P
Hannon, MJ
Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication
title Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication
title_full Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication
title_fullStr Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication
title_full_unstemmed Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication
title_short Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication
title_sort supramolecular cylinders target bulge structures in the 5 utr of the rna genome of sars cov 2 and inhibit viral replication
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