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. 2014 Mar 13;9(3):e90270. doi: 10.1371/journal.pone.0090270

Figure 1. Squalene biosynthesis pathway through the MEP-pathway in Synechocystis.

Figure 1

Abbreviations used: G3P = glyceraldehyde 3-phosphate; DXP = deoxyxylulose 5-phosphate; MEP = methylerythritol 4-phosphate; IPP = isopentenyl diphosphate; DMAPP = dimethylallyl diphosphate; GPP = geranyl diphosphate; FPP = farnesyl diphosphate; PSPP = presqualene diphosphate. For enzymes: Ipi = isopentenyl diphosphate delta isomerase; CrtE = geranylgeranyl pyrophosphate synthase; Sqs = squalene synthase; Shc = squalene hopene cyclase. Based on data from [3], [5], [6], [7], [8].