ArticlePlant physiology2015
PHOTOSYSTEM II PROTEIN33, a protein conserved in the plastid lineage, is associated with the chloroplast thylakoid membrane and provides stability to photosystem II supercomplexes in Arabidopsis.
Article in Plant physiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 29 papers.
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29 citing papers in PubMed.
- Widely targeted metabolomic and transcriptomic analyses of the effects of blue polarized light and ordinary light onFrontiers in plant science · 2026Article
- Roles of multiple TEF30-associated intermediate complexes in the repair and reassembly of photosystem II in Chlamydomonas reinhardtii.Nature plants · 2025Article
- Complexome profiling of the Chlamydomonas psb28 mutant reveals TEF5 as an early PSII assembly factor.The Plant cell · 2025Article
- Characterization of Arabidopsis thaliana thylakoid lumen 7.6 protein functions in photosystem II assembly.Communications biology · 2025Article
- A pgr5 suppressor screen uncovers two distinct suppression mechanisms and links cytochrome b6f complex stability to PGR5.The Plant cell · 2024Article
- Strategies for adaptation to high light in plants.aBIOTECH · 2024Review
- Proteomic characterization of a lutein-hyperaccumulating Chlamydomonas reinhardtii mutant reveals photoprotection-related factors as targets for increasing cellular carotenoid content.Biotechnology for biofuels and bioproducts · 2023Article
- One-helix protein 2 is not required for the synthesis of photosystem II subunit D1 in Chlamydomonas.Plant physiology · 2023Article
- Transcriptome Analysis of Air Space-Type Variegation Formation inInternational journal of molecular sciences · 2022Article
- Pivotal Role of Phytohormones and Their Responsive Genes in Plant Growth and Their Signaling and Transduction Pathway under Salt Stress in Cotton.International journal of molecular sciences · 2022Review
- Complexome profiling on the Chlamydomonas lpa2 mutant reveals insights into PSII biogenesis and new PSII associated proteins.Journal of experimental botany · 2022Article
- Transcriptional profiling reveals changes in gene regulation and signaling transduction pathways during temperature stress in wucai (Brassica campestris L.).BMC genomics · 2021Article
- Occurrence, Evolution and Specificities of Iron-Sulfur Proteins and Maturation Factors in Chloroplasts from Algae.International journal of molecular sciences · 2021Review
- A Genetic Screen to Identify New Molecular Players Involved in Photoprotection qH inPlants (Basel, Switzerland) · 2020Article
- Transcriptomic analysis identifies novel genes and pathways for salt stress responses in Suaeda salsa leaves.Scientific reports · 2020Article
- Article
- The Role of Phosphorylation Dynamics of CURVATURE THYLAKOID 1B in Plant Thylakoid Membranes.Plant physiology · 2019Article
- OHP1, OHP2, and HCF244 Form a Transient Functional Complex with the Photosystem II Reaction Center.Plant physiology · 2019Article
- Chloroplast Acetyltransferase NSI Is Required for State Transitions inThe Plant cell · 2018Article
- Roles and maturation of iron-sulfur proteins in plastids.Journal of biological inorganic chemistry : JBIC : a publication of the Society of Biological Inorganic Chemistry · 2018Review
Corrections and comments
- Erratum issued
Authors and funding
7 authors.
Funding
Abstract
Photosystem II (PSII) is a multiprotein complex that catalyzes the light-driven water-splitting reactions of oxygenic photosynthesis. Light absorption by PSII leads to the production of excited states and reactive oxygen species that can cause damage to this complex. Here, we describe Arabidopsis (Arabidopsis thaliana) At1g71500, which encodes a previously uncharacterized protein that is a PSII auxiliary core protein and hence is named PHOTOSYSTEM II PROTEIN33 (PSB33). We present evidence that PSB33 functions in the maintenance of PSII-light-harvesting complex II (LHCII) supercomplex organization. PSB33 encodes a protein with a chloroplast transit peptide and one transmembrane segment. In silico analysis of PSB33 revealed a light-harvesting complex-binding motif within the transmembrane segment and a large surface-exposed head domain. Biochemical analysis of PSII complexes further indicates that PSB33 is an integral membrane protein located in the vicinity of LHCII and the PSII CP43 reaction center protein. Phenotypic characterization of mutants lacking PSB33 revealed reduced amounts of PSII-LHCII supercomplexes, very low state transition, and a lower capacity for nonphotochemical quenching, leading to increased photosensitivity in the mutant plants under light stress. Taken together, these results suggest a role for PSB33 in regulating and optimizing photosynthesis in response to changing light levels.
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