Evidence map›Paper›PMID 35365610›Full record

ArticleNature communications2022

Structural basis for different types of hetero-tetrameric light-harvesting complexes in a diatom PSII-FCPII supercomplex.

Ryo Nagao, Koji Kato, Minoru Kumazawa, Kentaro Ifuku, Makio Yokono, Takehiro Suzuki, Naoshi Dohmae, Fusamichi Akita, Seiji Akimoto, Naoyuki Miyazaki and 1 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.1field-weighted citation impact, top 5% 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

22 citing papers in PubMed, 49 citations in OpenAlex.

  1. Spectroscopic Investigation of the In Vivo Light-Dependent Photodynamics of the Marine Diatom Phaeodactylum tricornutum.Chemphyschem : a European journal of chemical physics and physical chemistry · 2026
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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

11 authors at 6 institutions in 1 country.

Ryo Nagao *Research Institute for Interdisciplinary Science and Graduate School of Natural Science and Technology, Okayama University, Okayama, 700-8530, Japan. nagaoryo@okayama-u.ac.jp.ORCID 0000-0001-8212-3001
Koji Kato *Research Institute for Interdisciplinary Science and Graduate School of Natural Science and Technology, Okayama University, Okayama, 700-8530, Japan.
Minoru KumazawaGraduate School of Biostudies, Kyoto University, Kyoto, 606-8502, Japan.ORCID 0000-0003-1911-7308
Kentaro IfukuGraduate School of Agriculture, Kyoto University, Kyoto, 606-8502, Japan.ORCID 0000-0003-0241-8008
Makio YokonoInstitute of Low Temperature Science, Hokkaido University, Hokkaido, 060-0819, Japan.ORCID 0000-0002-4813-2120
Takehiro SuzukiBiomolecular Characterization Unit, RIKEN Center for Sustainable Resource Science, Saitama, 351-0198, Japan.
Naoshi DohmaeBiomolecular Characterization Unit, RIKEN Center for Sustainable Resource Science, Saitama, 351-0198, Japan.ORCID 0000-0002-5242-9410
Fusamichi AkitaResearch Institute for Interdisciplinary Science and Graduate School of Natural Science and Technology, Okayama University, Okayama, 700-8530, Japan.ORCID 0000-0003-0537-6157
Seiji AkimotoGraduate School of Science, Kobe University, Hyogo, 657-8501, Japan. akimoto@hawk.kobe-u.ac.jp.ORCID 0000-0002-8951-8978
Naoyuki MiyazakiLife Science Center for Survival Dynamics, Tsukuba Advanced Research Alliance (TARA), University of Tsukuba, Ibaraki, 305-8577, Japan. naomiyazaki@gmail.com.ORCID 0000-0002-4880-7300
Jian-Ren ShenResearch Institute for Interdisciplinary Science and Graduate School of Natural Science and Technology, Okayama University, Okayama, 700-8530, Japan. shen@cc.okayama-u.ac.jp.ORCID 0000-0003-4471-8797
Okayama University of Science · JPKyoto University · JPRIKEN Center for Sustainable Resource Science · JPHokkaido University · JPKobe University · JPUniversity of Tsukuba · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fucoxanthin chlorophyll (Chl) a/c-binding proteins (FCPs) function as light harvesters in diatoms. The structure of a diatom photosystem II-FCPII (PSII-FCPII) supercomplex have been solved by cryo-electron microscopy (cryo-EM) previously; however, the FCPII subunits that constitute the FCPII tetramers and monomers are not identified individually due to their low resolutions. Here, we report a 2.5 Å resolution structure of the PSII-FCPII supercomplex using cryo-EM. Two types of tetrameric FCPs, S-tetramer, and M-tetramer, are identified as different types of hetero-tetrameric complexes. In addition, three FCP monomers, m1, m2, and m3, are assigned to different gene products of FCP. The present structure also identifies the positions of most Chls c and diadinoxanthins, which form a complicated pigment network. Excitation-energy transfer from FCPII to PSII is revealed by time-resolved fluorescence spectroscopy. These structural and spectroscopic findings provide insights into an assembly model of FCPII and its excitation-energy transfer and quenching processes.

Indexed as

DiatomsPhotosystem II Protein ComplexChlorophyll Binding ProteinsCryoelectron MicroscopyEnergy TransferChlorophyll Binding ProteinsPhotosystem II Protein Complex

Identifiers

PMID35365610
PMCPMC8976053
OpenAlexW4221065059

What OpenQuestion holds

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LicenceCC BY
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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.