Evidence map›Paper›PMID 31133699›Full record

ArticleNature structural & molecular biology2019

The structure of the stress-induced photosystem I-IsiA antenna supercomplex.

Hila Toporik, Jin Li, Dewight Williams, Po-Lin Chiu, Yuval Mazor

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Article in Nature structural & molecular biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing 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

41 citing papers in PubMed.

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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

5 authors.

Hila ToporikSchool of Molecular Sciences, Arizona State University, Tempe, AZ, USA.
Jin LiSchool of Molecular Sciences, Arizona State University, Tempe, AZ, USA.
Dewight WilliamsJohn M. Cowley Center for High Resolution Electron Microscopy, Arizona State University, Tempe, AZ, USA.
Po-Lin ChiuSchool of Molecular Sciences, Arizona State University, Tempe, AZ, USA.
Yuval MazorSchool of Molecular Sciences, Arizona State University, Tempe, AZ, USA. yuval.mazor@asu.edu.ORCID http://orcid.org/0000-0001-5072-0928

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Photochemical conversion in oxygenic photosynthesis takes place in two large protein-pigment complexes named photosystem II and photosystem I (PSII and PSI, respectively). Photosystems associate with antennae in vivo to increase the size of photosynthetic units to hundreds or thousands of pigments. Regulation of the interactions between antennae and photosystems allows photosynthetic organisms to adapt to their environment. In low-iron environments, cyanobacteria express IsiA, a PSI antenna, critical to their survival. Here we describe the structure of the PSI-IsiA complex isolated from the mesophilic cyanobacterium Synechocystis sp. PCC 6803. This 2-MDa photosystem-antenna supercomplex structure reveals more than 700 pigments coordinated by 51 subunits, as well as the mechanisms facilitating the self-assembly and association of IsiA with multiple PSI assemblies.

Indexed as

Bacterial ProteinsCryoelectron MicroscopyLight-Harvesting Protein ComplexesModels, MolecularPhotosystem I Protein ComplexProtein ConformationProtein MultimerizationProtein SubunitsSynechocystisBacterial Proteinschlorophyll A binding protein CP43, CyanobacteriaLight-Harvesting Protein ComplexesPhotosystem I Protein ComplexProtein Subunits

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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.