Categorized role
Protein
Accession
Redox potential
Localization
Known function
Roles in redox pathway or Redox status of Active form / Stable form Interactions ( Trx, HCF164, LTO1) number of cysteines in mature proteins
references
Trans- thylakoid thiol mediators
CCDA
AT5G54290
Unknown
thylakoid membrane
Assembly of Cytb6f
transfer redox equivalents
Trx, HCF164
4
Page et al. 2004, Motohashi & Hisabori 2010
HCF164
AT5G23120
-224mV (pH 7.0)
thylakoid membrane
Assembly of Cytb6f
transfer redox equivalents
Trx, CCDA
3
Lennartz et al. 2001, Motohashi & Hisabori 2006
SOQ1 AT1G56500 Unknown thylakoid membrane Photoprotection transfer redox equivalents LCNP 2 Brooks et al 2013
LTO1
AT4G35760
-180mV (pH 7.0)
thylakoid membrane
Assembly of PSII
oxidant
VDE, STN7, PsbO
8
Karamoko, Cline, Redding, Ruiz & Hamel 2011, Lu et al. 2013; Yu, Lu, Du, Peng & Wang 2014
Photoprotection (qE) KEA3-1 AT4G04850 Unknown thylakoid membrane pmf partitioning Unknown Unknown 5 Wang et al. 2017
VDE
AT1G08550
-317.3mV (pH 7.9)
Lumen
catalyzes the conversion of violaxanthin (Vx) to zeaxanthin (Zx)
oxidized state is active
LTO1
13
Arnoux et al. 2009, Yu 2014, Hallin 2015, Simionato 2015
Sustained quenching (qH) LCNP AT3G47860 Unknown Lumen photoprotection oxidized state is active SOQ1 6 Malnoë et al. 2018
State transition (qT)
STN7
AT1G68830
Unknown
thylakoid membrane
state transition
oxidized state is active
Trx, LTO1
2
Rintamäki, Martinsuo, Pursiheimo & Aro 2000, Pesaresi et al. 2009, Lemeille et al. 2009, Wu et al. 2021
PSII stability and repair (qI)
PsbO1
AT5G66570
Unknown
Lumen
PSII subunit, OEC
oxidized state is stable
Trx, LTO1
2
Hall et al. 2010, Karamoko et al. 2011
PsbO2 AT3G50820 Unknown Lumen PSII subunit, OEC oxidized state is stable Trx, LTO1 2 Lundin, Hansson, Schoefs, Vener & Spetea 2007, Karamoko et al. 2011
DEG1
AT3G27925
Unknown
Lumen
protease, degradation of D1
reduced state is stable
Trx
1
Chassin et al. 2002, Ströher & Dietz 2008, Sun et al. 2010