Evidence map›Paper›PMID 24503069›Full record

ArticleVirology2014

The roles of hemagglutinin Phe-95 in receptor binding and pathogenicity of influenza B virus.

Fengyun Ni, Innocent Nnadi Mbawuike, Elena Kondrashkina, Qinghua Wang

Open access · greenAbstract read
In one paragraph

Article in Virology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.0field-weighted citation impact, top 23% of its field
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

16 citing papers in PubMed, 22 citations in OpenAlex.

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  14. Conformations of the type-1 lacto-N-biose I unit in protein complex structures.Acta crystallographica. Section F, Structural biology communications · 2018
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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

4 authors at 2 institutions in 1 country.

Fengyun NiVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA; Department of Bioengineering, Rice University, 6100 Main Street, Houston, TX 77005, USA.
Innocent Nnadi MbawuikeDepartment of Molecular Virology and Microbiology, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA.
Elena KondrashkinaLife Sciences Collaborative Access Team (LS-CAT), Synchrotron Research Center, Northwestern University, Argonne, IL 60439, USA.
Qinghua WangVerna and Marrs McLean Department of Biochemistry and Molecular Biology, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030, USA. Electronic address: qinghuaw@bcm.edu.
Baylor College of Medicine · USNorthwestern University · US

Funding

Structural Basis of Immune Recognition of Glycosylated AntigensU54GM062116 · NIGMS · SCRIPPS RESEARCH INSTITUTE, THE · PI ORR, SALLY L · 2001 to 2010
$80.3M
Protein-Glycan Interaction Resource of the CFGR24GM098791 · NIGMS · EMORY UNIVERSITY · PI CUMMINGS, RICHARD D, PAULSON, JAMES C · 2011 to 2013
$2.6M
Structural and Functional Study of Influenza Virus HemagglutininR01AI067839 · NIAID · BAYLOR COLLEGE OF MEDICINE · PI WANG, QINGHUA · 2009 to 2013
$1.5M
NIAID NIH HHS R01 AI067839NIAID NIH HHS R01-AI067839NIGMS NIH HHS GM62116NIGMS NIH HHS GM98791NIGMS NIH HHS R24 GM098791NIGMS NIH HHS U54 GM062116
6 · The paper itself

Abstract

Diverged ~4000 years ago, influenza B virus has several important differences from influenza A virus, including lower receptor-binding affinity and highly restricted host range. Based on our prior structural studies, we hypothesized that a single-residue difference in the receptor-binding site of hemagglutinin (HA), Phe-95 in influenza B virus versus Tyr-98 in influenza A/H1-H15, is possibly a key determinant for the low receptor-binding affinity. Here we demonstrate that the mutation Phe95→Tyr in influenza B virus HA restores all three hydrogen bonds made by Tyr-98 in influenza A/H1-15 HA and has the potential to enhance receptor binding. However, the full realization of this potential is influenced by the local environment into which the mutation is introduced. The binding and replication of the recombinant viruses correlate well with the receptor-binding capabilities of HA. These results are discussed in relation to the roles of Phe-95 in receptor binding and pathogenicity of influenza B virus.

Indexed as

Amino Acid MotifsAnimalsFemaleHemagglutinin Glycoproteins, Influenza VirusHumansInfluenza A virusInfluenza B virusMice, Inbred BALB CModels, MolecularPhenylalanineProtein BindingReceptors, VirusVirulenceHemagglutinin Glycoproteins, Influenza VirusPhenylalanineReceptors, VirusHemagglutininHost rangeInfluenza virusPathogenicityReceptor-binding affinity

Identifiers

PMID24503069
PMCPMC4002292
OpenAlexW2012821174

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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.