Evidence map›Paper›PMID 21678923›Full record

ArticleBiochemistry2011

Structural-functional role of chloride in photosystem II.

Ivan Rivalta, Muhamed Amin, Sandra Luber, Serguei Vassiliev, Ravi Pokhrel, Yasufumi Umena, Keisuke Kawakami, Jian-Ren Shen, Nobuo Kamiya, Doug Bruce and 3 more

Open access · greenAbstract read
In one paragraph

Article in Biochemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
6.1field-weighted citation impact, top 3% 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

49 citing papers in PubMed, 144 citations in OpenAlex.

  1. Binding of Acetate in the SPlants (Basel, Switzerland) · 2026
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  13. Review
  14. Functional Water Networks in Fully Hydrated Photosystem II.Journal of the American Chemical Society · 2022
    Article
  15. Article
  16. Review
  17. Article
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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

13 authors at 6 institutions in 3 countries.

Ivan RivaltaDepartment of Chemistry, Yale University, New Haven, Connecticut 06520-8107, USA. ivan.rivalta@yale.edu
Muhamed Amin
Sandra Luber
Serguei Vassiliev
Ravi Pokhrel
Yasufumi Umena
Keisuke Kawakami
Jian-Ren Shen
Nobuo Kamiya
Doug Bruce
Gary W Brudvig
M R Gunner
Victor S Batista
Yale University · USBrock University · CACity College of New York · USOsaka City University · JPOkayama University · JPOsaka University · JP

Funding

STRUCTURE/FUNCTION RELATIONS IN MEMBRANE PROTEINSR01GM032715 · NIGMS · YALE UNIVERSITY · PI BRUDVIG, GARY W · 1985 to 2010
$2.7M
ELECTRONIC STRUCTURE OF FE-OXO AND MN-OXO COMPLEXESR01GM043278 · NIGMS · SCRIPPS RESEARCH INSTITUTE, THE · PI NOODLEMAN, LOUIS · 1991 to 2010
$2.7M
Studies of redox-active sites in Photosystem IIR01GM084267 · NIGMS · YALE UNIVERSITY · PI BATISTA, VICTOR S · 2009 to 2010
$395k
NIGMS NIH HHS GM043278NIGMS NIH HHS GM32715NIGMS NIH HHS GM84267NIGMS NIH HHS R01 GM032715NIGMS NIH HHS R01 GM043278NIGMS NIH HHS R01 GM084267
6 · The paper itself

Abstract

Chloride binding in photosystem II (PSII) is essential for photosynthetic water oxidation. However, the functional roles of chloride and possible binding sites, during oxygen evolution, remain controversial. This paper examines the functions of chloride based on its binding site revealed in the X-ray crystal structure of PSII at 1.9 Å resolution. We find that chloride depletion induces formation of a salt bridge between D2-K317 and D1-D61 that could suppress the transfer of protons to the lumen.

Indexed as

Binding SitesChloridesCrystallography, X-RayHydrogen BondingModels, MolecularOxygenPhotosystem II Protein ComplexProtonsStructure-Activity RelationshipChloridesOxygenPhotosystem II Protein ComplexProtons

Identifiers

PMID21678923
PMCPMC3140697
OpenAlexW2321481899

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.