Evidence map›Paper›PMID 34680128›Full record

ArticleBiomolecules2021

Shortening Epitopes to Survive: The Case of SARS-CoV-2 Lambda Variant.

Stefano Pascarella, Massimo Ciccozzi, Martina Bianchi, Domenico Benvenuto, Marta Giovanetti, Roberto Cauda, Antonio Cassone

Abstract read
In one paragraph

Article in Biomolecules, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

  1. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Stefano PascarellaDepartment of Biochemical Sciences "A. Rossi Fanelli", Sapienza Università di Roma, 00185 Rome, Italy.ORCID 0000-0002-6822-4022
Massimo CiccozziMedical Statistic and Molecular Epidemiology Unit, University of Biomedical Campus, 00128 Rome, Italy.
Martina BianchiDepartment of Biochemical Sciences "A. Rossi Fanelli", Sapienza Università di Roma, 00185 Rome, Italy.
Domenico BenvenutoMedical Statistic and Molecular Epidemiology Unit, University of Biomedical Campus, 00128 Rome, Italy.ORCID 0000-0003-3833-2927
Marta GiovanettiFlavivirus Laboratory, Oswaldo Cruz Institute, Oswaldo Cruz Foundation, Rio de Janeiro 21040-360, Brazil.ORCID 0000-0002-5849-7326
Roberto CaudaDipartimento di Sicurezza e Bioetica, Sezione Malattie Infettive, Università Cattolica S. Cuore, 00168 Rome, Italy.ORCID 0000-0002-1498-4229
Antonio CassoneCenter of Genomics, Genetics and Biology, 53100 Siena, Italy.

Funding

Sapienza University of Rome RP120172B49BE241
6 · The paper itself

Abstract

Among the more recently identified SARS-CoV-2 Variants of Interest (VOI) is the Lambda variant, which emerged in Peru and has rapidly spread to South American regions and the US. This variant remains poorly investigated, particularly regarding the effects of mutations on the thermodynamic parameters affecting the stability of the Spike protein and its Receptor Binding Domain. We report here an in silico study on the potential impact of the Spike protein mutations on the immuno-escape ability of the Lambda variant. Bioinformatics analysis suggests that a combination of shortening the immunogenic epitope loops and the generation of potential N-glycosylation sites may be a viable adaptation strategy, potentially allowing this emerging viral variant to escape from host immunity.

Indexed as

EpitopesHumansSARS-CoV-2Epitopesepitope loop shorteningimmunoevasioninteraction energyLambda variantN-glycosylation siteSARS-CoV-2

Identifiers

PMID34680128
PMCPMC8533401

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.