Evidence map›Paper›PMID 40167232›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2025

Unveiling Structural Heterogeneity and Evolutionary Adaptations of Heteromultimeric Bacterioferritin Nanocages.

Yingxi Li, Weiwei Wang, Wei Wang, Xing Zhang, Jinghua Chen, Haichun Gao

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
  2. The assembly rules guiding hetero-oligomeric bacterioferritin organization and their evolutionary signature.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  3. Article
  4. Article
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

6 authors.

Yingxi LiState Key Laboratory for Vegetation Structure, Function and Construction (VegLab), Institute of Microbiology and College of Life Sciences, Zhejiang University, Hangzhou, 310058, China.
Weiwei WangState Key Laboratory for Vegetation Structure, Function and Construction (VegLab), Institute of Microbiology and College of Life Sciences, Zhejiang University, Hangzhou, 310058, China.
Wei WangState Key Laboratory for Vegetation Structure, Function and Construction (VegLab), Institute of Microbiology and College of Life Sciences, Zhejiang University, Hangzhou, 310058, China.
Xing ZhangCenter of Cryo Electron Microscopy, Zhejiang University School of Medicine, Hangzhou, 310058, China.
Jinghua ChenState Key Laboratory for Vegetation Structure, Function and Construction (VegLab), Institute of Microbiology and College of Life Sciences, Zhejiang University, Hangzhou, 310058, China.
Haichun GaoState Key Laboratory for Vegetation Structure, Function and Construction (VegLab), Institute of Microbiology and College of Life Sciences, Zhejiang University, Hangzhou, 310058, China.ORCID https://orcid.org/0000-0002-2647-6563

Funding

National Natural Science Foundation of China 31930003National Natural Science Foundation of China 32100202Natural Science Foundation of Zhejiang Province LR22C010001Natural Science Foundation of Zhejiang Province LZ23C010002
6 · The paper itself

Abstract

Iron-storage bacterioferritins (Bfrs), existing in either homo- or hetero-multimeric form, play a crucial role in iron homeostasis. While the structure and function of homo-multimeric bacterioferritins (homo-Bfrs) have been extensively studied, little is known about the assembly, distinctive characteristics, or evolutionary adaptations of hetero-multimeric bacterioferritins (hetero-Bfrs). Here, the cryo-EM structure and functional characterization of a bacterial hetero-Bfr (SoBfr12) are reported. Compared to homo-Bfrs, although SoBfr12 exhibits a conserved spherical cage-like dodecahedron, its pores through which ions traverse exhibit substantially increased diversity. Importantly, the heterogeneity has significant impacts on sites for ion entry, iron oxidation, and reduction. Moreover, evolutionary analyses reveal that hetero-Bfrs may represent a new class within the Bfr subfamily, consisting of two different types that may have evolved from homo-Bfr through tandem duplication and directly from ferritin (Ftn) via dispersed duplication, respectively. These results reveal remarkable structural and functional features of a hetero-Bfr, enabling the rational design of nanocages for enhanced iron-storing efficiency and for other specific purposes, such as drug delivery vehicles and nanozymes.

Indexed as

Bacterial ProteinsCytochrome b GroupFerritinsCryoelectron MicroscopyEvolution, MolecularIronBacterial ProteinsbacterioferritinCytochrome b GroupFerritinsIronbacterioferritinferritin evolutioniron storagenanocagestructural heterogeneity

Identifiers

PMID40167232
PMCPMC12120770

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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.