Author

Kentaro Hiraka

National Institutes of Natural SciencesORCID 0000-0002-3033-2044Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Biophysics· 1 Microbiology· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 2 Research Focus:cell type annotation· 1 Assay:cryo-EM· 1 Organism:human· 1 Research Focus:protein structure prediction· 1 Assay:proteomics· 1

Frequent Co-Authors

Kazuyoshi MurataiD· 2 shared Akiko Ishii‐WatabeiD· 1 shared Akinobu SenooiD· 1 shared Akira NakanishiiD· 1 shared Atsuji KodamaiD· 1 shared Chihong SongiD· 1 shared José M. M. CaaveiroiD· 1 shared Kana Miyamoto· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 25 mutual co-author links

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2 shared papersMicrobiology

Kazuyoshi MurataORCID

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2 papers

Recent·Most cited

MicrobiologybioRxivPreprintJun 23, 2026

Near-atomic structures of human astrovirus capsids reveal a subunit-specific maturation mechanism

Kentaro Hiraka, Raymond N. Burton‐Smith, Chihong Song…·Kazuyoshi Murata

The paper reports near-atomic cryo-EM structures of human astrovirus serotype 4 in immature and mature states, revealing a subunit-specific maturation mechanism driven by protease accessibility.

1 citation

humancryo-EM

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BiophysicsJournal of Medicinal ChemistryPeer-reviewedJan 29, 2026

Key role of P230 in the hinge region on the IgG architecture and function

Yuuki Koseki, Yuki Yamaguchi, Michihiko Aoyama…·José M. M. Caaveiro

This study investigates the role of Pro230 in the hinge region of IgG by deleting it, revealing structural changes and functional effects on FcγRI-mediated activity.

1 citation

proteomicsexperimental assay

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