Figure 1From: Bioinformatics strategies for lipidomics analysis: characterization of obesity related hepatic steatosisStructures of major glycerophospholipids. R1, R2 and X are SMILES seed variables at sn-1, sn-2 and sn-3 positions respectively. Head groups legend: PA = Phosphate, PPA = Pyrophosphate, PE = Phosphoethanolamine, PC = Phosphocholine, PS = Phosphoserine, PG = Phosphoglycerol, and PI = Phosphoinositol.Back to article page