1O2	singlet oxygen
(Fd/Trx)	ferredoxin/thioredoxin
2-OGDH	2-oxoglutarate dehydrogenase
ABA	abscisic acid
ADP	adenosine diphosphate
ANS	anthocyanidin synthase
APX	ascorbate peroxidase
AsA	ascorbic acid
ATP	adenosine triphosphate
BL	blue light
CAT	catalase
CBC	Calvin–Benson cycle
CHS	chalcone synthase
COP1	CONSTITUTIVELY PHOTOMORPHOGENIC1
Cry	cryptochromes
CS	citrate synthase
DFR	dihydroflavonol-4-reductase
DGD	digalactosyl-diacylglycerol
DMTMU	1,3-dimethyl-2-thiourea
EGSH	glutathione redox potential
F3H	flavanone-3-hydroxylase
FBP	fructose-1,6-bisphosphatase
FRL	far-red light
FUM	fumarase
γ-EC	γ-glutamylcysteine
γ-ECS	γ-glutamylcysteine synthetase
GAPDH	glyceraldehyde-3-phosphate dehydrogenase
GL	green light
GR	glutathione reductase
Grxs	glutaredoxins
GSH	reduced glutathione
GSSG	oxidized glutathione (= glutathione disulfide)
GSSG/GSH	ratio of oxidized and reduced glutathione
GSTs	glutathione S-transferases
H2O2	hydrogen peroxide
HL	high light intensity = high PPFD
HO•	hydroxyl radical
Hy5	ELONGATED HYPOCOTYL5
IDH	NAD-dependent isocitrate dehydrogenase
LL	low light intensity = low PPFD
MDHR3	monodehydroascorbate reductase 3
MGDG	monogalactosyl-diacylglycerol
NADP	nicotinamide adenine dinucleotide phosphate
NDPKs	diphosphate kinases
NRT2.1	high-affinity nitrate transporter
O2•−	superoxide radical
PAL	phenylalanine ammonia lyase
PAR	photosynthetically active radiation
PCD	programmed cell death
PDC	pyruvate dehydrogenase complex
PFT1	PHYTOCHROME AND FLOWERING TIME 1
PG	phosphatidylglycerol
PHOT	phototropins
Phy	phytochromes
PhyA	phytochrome A
PhyB	phytochrome B
PI	phosphatidylinositol
PMT	putrescine N-methyltransferase
PODs	peroxidases
PPFD	photosynthetic photon flux density
PRXs	peroxiredoxins
PS	phosphatidylserine
PSY	phytoene synthase
PUFAs	polyunsaturated fatty acids
R:FR	red/far-red ratio
RL	red light
RNR	ribonucleotide reductase
ROS	reactive oxygen species
RPK	ribulose-5-phosphate kinase
SA	salicylic acid
SAA	systemic acquired acclimation
SAS	shade avoidance syndrome
SBP	sedoheptulose-1,7-bisphosphatase
SOD	superoxide dismutase
SQE	squalene epoxidase
SQS	squalene synthase
TCA	tricarboxylic acid
TK	thymidine kinase
TRXs	thioredoxins
UV-B	ultraviolet-B light
UVR8	UV RESISTANCE LOCUS 8
WL	white light