Evidence map›Paper›PMID 35148677›Full record

ArticleBMC genomics2022

Pango lineage designation and assignment using SARS-CoV-2 spike gene nucleotide sequences.

Áine O'Toole, Oliver G Pybus, Michael E Abram, Elizabeth J Kelly, Andrew Rambaut

Abstract read
In one paragraph

Article in BMC genomics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 93 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed, 1 pooled it
–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

93 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  15. SpikeID: Rapid and unbiased identification of SARS-CoV-2 variants by spike sequencing.Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology · 2025
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33 more citing papers are in PubMed but not listed here.

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

5 authors.

Áine O'TooleInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK. aine.otoole@ed.ac.uk.ORCID http://orcid.org/0000-0001-8083-474X
Oliver G PybusDepartment of Zoology, University of Oxford, Oxford, UK.
Michael E AbramMicrobial Sciences, BioPharmaceuticals R&D, AstraZeneca, Gaithersburg, MD, USA.
Elizabeth J KellyMicrobial Sciences, BioPharmaceuticals R&D, AstraZeneca, Gaithersburg, MD, USA.
Andrew RambautInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK.

Funding

Fast grants 2236Wellcome TrustWellcome Trust grant.203783/Z/16/Z
6 · The paper itself

Abstract

backgroundMore than 2 million SARS-CoV-2 genome sequences have been generated and shared since the start of the COVID-19 pandemic and constitute a vital information source that informs outbreak control, disease surveillance, and public health policy. The Pango dynamic nomenclature is a popular system for classifying and naming genetically-distinct lineages of SARS-CoV-2, including variants of concern, and is based on the analysis of complete or near-complete virus genomes. However, for several reasons, nucleotide sequences may be generated that cover only the spike gene of SARS-CoV-2. It is therefore important to understand how much information about Pango lineage status is contained in spike-only nucleotide sequences. Here we explore how Pango lineages might be reliably designated and assigned to spike-only nucleotide sequences. We survey the genetic diversity of such sequences, and investigate the information they contain about Pango lineage status.

resultsAlthough many lineages, including the main variants of concern, can be identified clearly using spike-only sequences, some spike-only sequences are shared among tens or hundreds of Pango lineages. To facilitate the classification of SARS-CoV-2 lineages using subgenomic sequences we introduce the notion of designating such sequences to a "lineage set", which represents the range of Pango lineages that are consistent with the observed mutations in a given spike sequence.

conclusionsWe find that many lineages, including the main variants-of-concern, can be reliably identified by spike alone and we define lineage-sets to represent the lineage precision that can be achieved using spike-only nucleotide sequences. These data provide a foundation for the development of software tools that can assign newly-generated spike nucleotide sequences to Pango lineage sets.

Indexed as

COVID-19SARS-CoV-2Base SequenceHumansMutationPandemicsPhylogenySpike Glycoprotein, CoronavirusSpike Glycoprotein, CoronavirusGenomic surveillanceLineagePangoSARS-CoV-2Spike

Identifiers

PMID35148677
PMCPMC8832810

What OpenQuestion holds

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Registered trials

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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.