[PDF][PDF] Artificial Ion Channels Regulating Light‐Induced Ionic Currents in Photoelectrical Conversion Systems
In living organisms, biological ion channels open and close in response to various stimuli
from surroundings to regulate ionic exchange through the cell membrane.[1] But natural ion …
from surroundings to regulate ionic exchange through the cell membrane.[1] But natural ion …
The catalytic cycle of water oxidation in crystallized photosystem ii complexes: Performance and requirements for formation of intermediates
Crystals of photosystem II (PSII) contain the most homogeneous copies of the water-
oxidizing reaction center where O2 is evolved (WOC). However, few functional studies of …
oxidizing reaction center where O2 is evolved (WOC). However, few functional studies of …
[HTML][HTML] The formation of the split EPR signal from the S3 state of Photosystem II does not involve primary charge separation
KGV Havelius, JH Su, G Han, F Mamedov… - … et Biophysica Acta (BBA …, 2011 - Elsevier
Metalloradical EPR signals have been found in intact Photosystem II at cryogenic
temperatures. They reflect the light-driven formation of the tyrosine Z radical (YZ) in magnetic …
temperatures. They reflect the light-driven formation of the tyrosine Z radical (YZ) in magnetic …
Redox reactions of the non-heme iron in photosystem II: an EPR spectroscopic study
JP McEvoy, GW Brudvig - Biochemistry, 2008 - ACS Publications
Photosystem II (PSII) contains a non-heme ferrous ion, located on the stromal side of the
protein in close proximity to quinones A and B (QA and QB). We used EPR spectroscopy to …
protein in close proximity to quinones A and B (QA and QB). We used EPR spectroscopy to …
[HTML][HTML] Low-temperature electron transfer suggests two types of QA in intact photosystem II
The correlation between the reduction of QBAB and the oxidation of TyrBZB or Car/ChlBZB/
CytBb559B in spinach PSII enriched membranes induced by visible light at 10 K is studied …
CytBb559B in spinach PSII enriched membranes induced by visible light at 10 K is studied …
[HTML][HTML] Location and function of the high-affinity chloride in the oxygen-evolving complex–Implications from comparing studies on Cl−/Br−/I−-substituted photosystem …
L Wang, C Zhang, J Zhao - Journal of Photochemistry and Photobiology B …, 2014 - Elsevier
The high-affinity chloride ion (Cl−) is known to play a key role in water oxidation in
photosystem II (PSII). Recent crystallographic studies revealed two Cl− binding sites in PSII …
photosystem II (PSII). Recent crystallographic studies revealed two Cl− binding sites in PSII …
[HTML][HTML] Substitution of chloride by bromide modifies the low-temperature tyrosine Z oxidation in active photosystem II
Y Ren, C Zhang, J Zhao - Biochimica et Biophysica Acta (BBA) …, 2010 - Elsevier
Chloride is an essential cofactor for photosynthetic water oxidation. However, its location
and functional roles in active photosystem II are still a matter of debate. We have …
and functional roles in active photosystem II are still a matter of debate. We have …
Probing tyrosine Z oxidation in photosystem II core complex isolated from spinach by EPR at liquid helium temperatures
Abstract Tyrosine Z (Tyr Z) oxidation observed at liquid helium temperatures provides new
insights into the structure and function of Tyr Z in active Photosystem II (PSII). However, it …
insights into the structure and function of Tyr Z in active Photosystem II (PSII). However, it …