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Role of RNA Guanine Quadruplexes in Favoring the Dimerization of SARS Unique Domain in Coronaviruses.

Identifieur interne : 000702 ( Main/Exploration ); précédent : 000701; suivant : 000703

Role of RNA Guanine Quadruplexes in Favoring the Dimerization of SARS Unique Domain in Coronaviruses.

Auteurs : Cécilia Hognon [France] ; Tom Miclot [France, Italie] ; Cristina Garc A-Iriepa [Espagne] ; Antonio Francés-Monerris [France, Espagne] ; Stephanie Grandemange [France] ; Alessio Terenzi [Italie] ; Marco Marazzi [Espagne] ; Giampaolo Barone [Italie] ; Antonio Monari [France]

Source :

RBID : pubmed:32536162

Descripteurs français

English descriptors

Abstract

Coronaviruses may produce severe acute respiratory syndrome (SARS). As a matter of fact, a new SARS-type virus, SARS-CoV-2, is responsible for the global pandemic in 2020 with unprecedented sanitary and economic consequences for most countries. In the present contribution we study, by all-atom equilibrium and enhanced sampling molecular dynamics simulations, the interaction between the SARS Unique Domain and RNA guanine quadruplexes, a process involved in eluding the defensive response of the host thus favoring viral infection of human cells. Our results evidence two stable binding modes involving an interaction site spanning either the protein dimer interface or only one monomer. The free energy profile unequivocally points to the dimer mode as the thermodynamically favored one. The effect of these binding modes in stabilizing the protein dimer was also assessed, being related to its biological role in assisting the SARS viruses to bypass the host protective response. This work also constitutes a first step in the possible rational design of efficient therapeutic agents aiming at perturbing the interaction between SARS Unique Domain and guanine quadruplexes, hence enhancing the host defenses against the virus.

DOI: 10.1021/acs.jpclett.0c01097
PubMed: 32536162
PubMed Central: PMC7331935


Affiliations:


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Le document en format XML

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<term>Pandemics</term>
<term>Protein Binding</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr">
<term>Dimérisation</term>
<term>Humains</term>
<term>Liaison aux protéines</term>
<term>Modèles moléculaires</term>
<term>Pandémies</term>
<term>Simulation de dynamique moléculaire</term>
</keywords>
</textClass>
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</teiHeader>
<front>
<div type="abstract" xml:lang="en">Coronaviruses may produce severe acute respiratory syndrome (SARS). As a matter of fact, a new SARS-type virus, SARS-CoV-2, is responsible for the global pandemic in 2020 with unprecedented sanitary and economic consequences for most countries. In the present contribution we study, by all-atom equilibrium and enhanced sampling molecular dynamics simulations, the interaction between the SARS Unique Domain and RNA guanine quadruplexes, a process involved in eluding the defensive response of the host thus favoring viral infection of human cells. Our results evidence two stable binding modes involving an interaction site spanning either the protein dimer interface or only one monomer. The free energy profile unequivocally points to the dimer mode as the thermodynamically favored one. The effect of these binding modes in stabilizing the protein dimer was also assessed, being related to its biological role in assisting the SARS viruses to bypass the host protective response. This work also constitutes a first step in the possible rational design of efficient therapeutic agents aiming at perturbing the interaction between SARS Unique Domain and guanine quadruplexes, hence enhancing the host defenses against the virus.</div>
</front>
</TEI>
<pubmed>
<MedlineCitation Status="MEDLINE" Owner="NLM">
<PMID Version="1">32536162</PMID>
<DateCompleted>
<Year>2020</Year>
<Month>07</Month>
<Day>23</Day>
</DateCompleted>
<DateRevised>
<Year>2020</Year>
<Month>07</Month>
<Day>23</Day>
</DateRevised>
<Article PubModel="Print-Electronic">
<Journal>
<ISSN IssnType="Electronic">1948-7185</ISSN>
<JournalIssue CitedMedium="Internet">
<Volume>11</Volume>
<Issue>14</Issue>
<PubDate>
<Year>2020</Year>
<Month>Jul</Month>
<Day>16</Day>
</PubDate>
</JournalIssue>
<Title>The journal of physical chemistry letters</Title>
<ISOAbbreviation>J Phys Chem Lett</ISOAbbreviation>
</Journal>
<ArticleTitle>Role of RNA Guanine Quadruplexes in Favoring the Dimerization of SARS Unique Domain in Coronaviruses.</ArticleTitle>
<Pagination>
<MedlinePgn>5661-5667</MedlinePgn>
</Pagination>
<ELocationID EIdType="doi" ValidYN="Y">10.1021/acs.jpclett.0c01097</ELocationID>
<Abstract>
<AbstractText>Coronaviruses may produce severe acute respiratory syndrome (SARS). As a matter of fact, a new SARS-type virus, SARS-CoV-2, is responsible for the global pandemic in 2020 with unprecedented sanitary and economic consequences for most countries. In the present contribution we study, by all-atom equilibrium and enhanced sampling molecular dynamics simulations, the interaction between the SARS Unique Domain and RNA guanine quadruplexes, a process involved in eluding the defensive response of the host thus favoring viral infection of human cells. Our results evidence two stable binding modes involving an interaction site spanning either the protein dimer interface or only one monomer. The free energy profile unequivocally points to the dimer mode as the thermodynamically favored one. The effect of these binding modes in stabilizing the protein dimer was also assessed, being related to its biological role in assisting the SARS viruses to bypass the host protective response. This work also constitutes a first step in the possible rational design of efficient therapeutic agents aiming at perturbing the interaction between SARS Unique Domain and guanine quadruplexes, hence enhancing the host defenses against the virus.</AbstractText>
</Abstract>
<AuthorList CompleteYN="Y">
<Author ValidYN="Y">
<LastName>Hognon</LastName>
<ForeName>Cécilia</ForeName>
<Initials>C</Initials>
<AffiliationInfo>
<Affiliation>Université de Lorraine and CNRS, LPCT UMR 7019, F-54000 Nancy, France.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Miclot</LastName>
<ForeName>Tom</ForeName>
<Initials>T</Initials>
<AffiliationInfo>
<Affiliation>Université de Lorraine and CNRS, LPCT UMR 7019, F-54000 Nancy, France.</Affiliation>
</AffiliationInfo>
<AffiliationInfo>
<Affiliation>Department of Biological, Chemical and Pharmaceutical Sciences and Technologies, Università degli Studi di Palermo, Viale delle Scienze, 90128 Palermo, Italy.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Garcı A-Iriepa</LastName>
<ForeName>Cristina</ForeName>
<Initials>C</Initials>
<Identifier Source="ORCID">http://orcid.org/0000-0002-7577-8242</Identifier>
<AffiliationInfo>
<Affiliation>Department of Analytical Chemistry, Physical Chemistry and Chemical Engineering, Universidad de Alcalá, Ctra. Madrid-Barcelona, Km 33,600, 28871 Alcalá de Henares, Madrid, Spain.</Affiliation>
</AffiliationInfo>
<AffiliationInfo>
<Affiliation>Chemical Research Institute "Andrés M. del Río" (IQAR), Universidad de Alcalá, 28871 Alcalá de Henares, Madrid, Spain.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Francés-Monerris</LastName>
<ForeName>Antonio</ForeName>
<Initials>A</Initials>
<Identifier Source="ORCID">http://orcid.org/0000-0001-8232-4989</Identifier>
<AffiliationInfo>
<Affiliation>Université de Lorraine and CNRS, LPCT UMR 7019, F-54000 Nancy, France.</Affiliation>
</AffiliationInfo>
<AffiliationInfo>
<Affiliation>Departament de Química Física, Universitat de València, 46100 Burjassot, Spain.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Grandemange</LastName>
<ForeName>Stephanie</ForeName>
<Initials>S</Initials>
<AffiliationInfo>
<Affiliation>Université de Lorraine and CNRS, CRAN UMR 7039, F-54000 Nancy, France.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Terenzi</LastName>
<ForeName>Alessio</ForeName>
<Initials>A</Initials>
<Identifier Source="ORCID">http://orcid.org/0000-0001-9751-1373</Identifier>
<AffiliationInfo>
<Affiliation>Department of Biological, Chemical and Pharmaceutical Sciences and Technologies, Università degli Studi di Palermo, Viale delle Scienze, 90128 Palermo, Italy.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Marazzi</LastName>
<ForeName>Marco</ForeName>
<Initials>M</Initials>
<Identifier Source="ORCID">http://orcid.org/0000-0001-7158-7994</Identifier>
<AffiliationInfo>
<Affiliation>Department of Analytical Chemistry, Physical Chemistry and Chemical Engineering, Universidad de Alcalá, Ctra. Madrid-Barcelona, Km 33,600, 28871 Alcalá de Henares, Madrid, Spain.</Affiliation>
</AffiliationInfo>
<AffiliationInfo>
<Affiliation>Chemical Research Institute "Andrés M. del Río" (IQAR), Universidad de Alcalá, 28871 Alcalá de Henares, Madrid, Spain.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Barone</LastName>
<ForeName>Giampaolo</ForeName>
<Initials>G</Initials>
<Identifier Source="ORCID">http://orcid.org/0000-0001-8773-2359</Identifier>
<AffiliationInfo>
<Affiliation>Department of Biological, Chemical and Pharmaceutical Sciences and Technologies, Università degli Studi di Palermo, Viale delle Scienze, 90128 Palermo, Italy.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Monari</LastName>
<ForeName>Antonio</ForeName>
<Initials>A</Initials>
<Identifier Source="ORCID">http://orcid.org/0000-0001-9464-1463</Identifier>
<AffiliationInfo>
<Affiliation>Université de Lorraine and CNRS, LPCT UMR 7019, F-54000 Nancy, France.</Affiliation>
</AffiliationInfo>
</Author>
</AuthorList>
<Language>eng</Language>
<PublicationTypeList>
<PublicationType UI="D016428">Journal Article</PublicationType>
</PublicationTypeList>
<ArticleDate DateType="Electronic">
<Year>2020</Year>
<Month>07</Month>
<Day>02</Day>
</ArticleDate>
</Article>
<MedlineJournalInfo>
<Country>United States</Country>
<MedlineTA>J Phys Chem Lett</MedlineTA>
<NlmUniqueID>101526034</NlmUniqueID>
<ISSNLinking>1948-7185</ISSNLinking>
</MedlineJournalInfo>
<ChemicalList>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D012367">RNA, Viral</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D064370">Spike Glycoprotein, Coronavirus</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="C000657845">spike protein, SARS-CoV-2</NameOfSubstance>
</Chemical>
</ChemicalList>
<SupplMeshList>
<SupplMeshName Type="Disease" UI="C000657245">COVID-19</SupplMeshName>
<SupplMeshName Type="Organism" UI="C000656484">severe acute respiratory syndrome coronavirus 2</SupplMeshName>
</SupplMeshList>
<CitationSubset>IM</CitationSubset>
<MeshHeadingList>
<MeshHeading>
<DescriptorName UI="D000073640" MajorTopicYN="N">Betacoronavirus</DescriptorName>
<QualifierName UI="Q000737" MajorTopicYN="Y">chemistry</QualifierName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="Y">genetics</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D018352" MajorTopicYN="N">Coronavirus Infections</DescriptorName>
<QualifierName UI="Q000821" MajorTopicYN="Y">virology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D019281" MajorTopicYN="N">Dimerization</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D054856" MajorTopicYN="N">G-Quadruplexes</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="Y">drug effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D006801" MajorTopicYN="N">Humans</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D008958" MajorTopicYN="N">Models, Molecular</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D056004" MajorTopicYN="N">Molecular Dynamics Simulation</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D058873" MajorTopicYN="N">Pandemics</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D011024" MajorTopicYN="N">Pneumonia, Viral</DescriptorName>
<QualifierName UI="Q000821" MajorTopicYN="Y">virology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D011485" MajorTopicYN="N">Protein Binding</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D012367" MajorTopicYN="N">RNA, Viral</DescriptorName>
<QualifierName UI="Q000737" MajorTopicYN="Y">chemistry</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="Y">genetics</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D064370" MajorTopicYN="N">Spike Glycoprotein, Coronavirus</DescriptorName>
<QualifierName UI="Q000737" MajorTopicYN="N">chemistry</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
</MeshHeading>
</MeshHeadingList>
</MedlineCitation>
<PubmedData>
<History>
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<Year>2020</Year>
<Month>6</Month>
<Day>17</Day>
<Hour>6</Hour>
<Minute>0</Minute>
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<Year>2020</Year>
<Month>7</Month>
<Day>24</Day>
<Hour>6</Hour>
<Minute>0</Minute>
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<Year>2020</Year>
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<Hour>6</Hour>
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<list>
<country>
<li>Espagne</li>
<li>France</li>
<li>Italie</li>
</country>
<region>
<li>Communauté de Madrid</li>
<li>Communauté valencienne</li>
<li>Grand Est</li>
<li>Lorraine (région)</li>
<li>Sicile</li>
</region>
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<li>Madrid</li>
<li>Nancy</li>
<li>Palerme</li>
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<region name="Grand Est">
<name sortKey="Hognon, Cecilia" sort="Hognon, Cecilia" uniqKey="Hognon C" first="Cécilia" last="Hognon">Cécilia Hognon</name>
</region>
<name sortKey="Frances Monerris, Antonio" sort="Frances Monerris, Antonio" uniqKey="Frances Monerris A" first="Antonio" last="Francés-Monerris">Antonio Francés-Monerris</name>
<name sortKey="Grandemange, Stephanie" sort="Grandemange, Stephanie" uniqKey="Grandemange S" first="Stephanie" last="Grandemange">Stephanie Grandemange</name>
<name sortKey="Miclot, Tom" sort="Miclot, Tom" uniqKey="Miclot T" first="Tom" last="Miclot">Tom Miclot</name>
<name sortKey="Monari, Antonio" sort="Monari, Antonio" uniqKey="Monari A" first="Antonio" last="Monari">Antonio Monari</name>
</country>
<country name="Italie">
<region name="Sicile">
<name sortKey="Miclot, Tom" sort="Miclot, Tom" uniqKey="Miclot T" first="Tom" last="Miclot">Tom Miclot</name>
</region>
<name sortKey="Barone, Giampaolo" sort="Barone, Giampaolo" uniqKey="Barone G" first="Giampaolo" last="Barone">Giampaolo Barone</name>
<name sortKey="Terenzi, Alessio" sort="Terenzi, Alessio" uniqKey="Terenzi A" first="Alessio" last="Terenzi">Alessio Terenzi</name>
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<country name="Espagne">
<region name="Communauté de Madrid">
<name sortKey="Garc A Iriepa, Cristina" sort="Garc A Iriepa, Cristina" uniqKey="Garc A Iriepa C" first="Cristina" last="Garc A-Iriepa">Cristina Garc A-Iriepa</name>
</region>
<name sortKey="Frances Monerris, Antonio" sort="Frances Monerris, Antonio" uniqKey="Frances Monerris A" first="Antonio" last="Francés-Monerris">Antonio Francés-Monerris</name>
<name sortKey="Garc A Iriepa, Cristina" sort="Garc A Iriepa, Cristina" uniqKey="Garc A Iriepa C" first="Cristina" last="Garc A-Iriepa">Cristina Garc A-Iriepa</name>
<name sortKey="Marazzi, Marco" sort="Marazzi, Marco" uniqKey="Marazzi M" first="Marco" last="Marazzi">Marco Marazzi</name>
<name sortKey="Marazzi, Marco" sort="Marazzi, Marco" uniqKey="Marazzi M" first="Marco" last="Marazzi">Marco Marazzi</name>
</country>
</tree>
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