Nicotinic receptors as SARS-CoV-2 spike co-receptors?
ACE-2, Angiotensin converting enzyme-2
BR, Binding region
COVID-19
COVID-19, Coronavirus disease 2019
ETD, Extracellular topological domain
Lung
Nicotinic receptors
PDB, Protein data bank
RBD, Receptor binding domain
SARS-CoV-2
SARS-CoV-2, Severe acute respiratory syndrome coronavirus 2
hACE2
nAChRs, Nicotinic acetylcholine receptors
vdw, Van der Waals
Journal
Medical hypotheses
ISSN: 1532-2777
Titre abrégé: Med Hypotheses
Pays: United States
ID NLM: 7505668
Informations de publication
Date de publication:
Jan 2022
Jan 2022
Historique:
received:
10
02
2021
revised:
16
11
2021
accepted:
10
12
2021
entrez:
20
12
2021
pubmed:
21
12
2021
medline:
24
12
2021
Statut:
ppublish
Résumé
Nicotinic acetylcholine receptors (nAChRs) play an important role in homeostasis and respiratory diseases. Controversies regarding the association between COVID-19 hospitalizations and smoking suggest that nAChRs may contribute to SARS-CoV-2 respiratory syndrome. We recently detailed the expression and localization of all nAChR subunits in the human lung. Since virus association with nAChRs has been shown in the past, we hypothesize that nAChR subunits act as SARS-CoV-2 Spike co-receptors. Based on sequence alignment analysis, we report domains of high molecular similarities in nAChRs with the binding domain of hACE2 for SARS-CoV-2 Spike protein. This hypothesis supported by
Identifiants
pubmed: 34924680
doi: 10.1016/j.mehy.2021.110741
pii: S0306-9877(21)00260-7
pmc: PMC8669939
doi:
Substances chimiques
Receptors, Nicotinic
0
Receptors, Virus
0
Spike Glycoprotein, Coronavirus
0
spike protein, SARS-CoV-2
0
Types de publication
Journal Article
Langues
eng
Pagination
110741Informations de copyright
© 2021 Elsevier Ltd. All rights reserved.
Déclaration de conflit d'intérêts
The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
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