Claim · model-written summary
Maximum PSII quantum yield declined significantly after aluminium exposure.
- Taxon
- spinach
Spinacia oleraceae1 - Treatment
- Al 3+e2
- Outcome
- maximum quantum yield of PSII (Fv/Fm)e0
- Direction
- declinee0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“significant decline of maximum quantum yield of PSII (Fv/Fm)”
e1“isolated from spinach”
e2“Al 3+-PSII complexes”
Title
Mechanism of Interaction of Al3+ with the Proteins Composition of Photosystem II
Imed Hasni; Hnia Yaakoubi; Saber Hamdani; et al. PLoS ONE 2015. doi:10.1371/journal.pone.0120876
Other claims from this paper (11)
- Intervention effect Aluminium above 3 mM strongly inhibited oxygen evolution in spinach PSII.
- Intervention effect Aluminium affected advancement of manganese cluster S states.
- Mechanism Aluminium released extrinsic polypeptides and disorganized the oxygen evolving manganese cluster.
- Intervention effect Aluminium damped chlorophyll fluorescence induction.
- Mechanism Energy transfer from antenna to reaction centres was impaired following LHCII alteration.
- Intervention effect Low temperature chlorophyll fluorescence emission fell.
- Intervention effect F0 increased under aluminium exposure.
- Mechanism Aluminium interaction altered PSII protein secondary structure.
- Intervention effect Alpha helix content declined in aluminium PSII complexes.
- Intervention effect Beta sheet and random coil structures increased in aluminium PSII complexes.
- Intervention effect Aluminium inhibited the PSII electron transport chain.