Fig. 4

Relative expression levels (log₂ fold change) of key enzymes participating in carbon fixation, Calvin cycle, nitrogen uptake, and lipid biosynthesis. The Gene IDs of each enzyme are listed in Additional file 1: Table S3. (GAPDH Glyceraldehyde-3-phosphate dehydrogenase, GPDH glycerol-3-phosphate dehydrogenase, GPAT glycerol-3-phosphate acyltransferase, LPAT lysophosphatidic acid acyltransferase, PAP phosphatidic acid phosphohydrolase, DGAT diacylglycerol acyltransferase, PDAT phospholipid-diacylglycerol acyltransferase, bHLH basic helix-loop-helix, MYB myeloblastosis, bZIP basic leucine zipper, ACC1 Acetyl-CoA carboxylase 1, FAD Fatty acid desaturase)