si_0451 Polyunsaturated_Fatty_Acids_synthesis omega-3 polyunsaturated fatty acid synthase subunit, PfaA si_0451 Polyunsaturated_Fatty_Acids_synthesis omega-3 polyunsaturated fatty acid synthase subunit, PfaB si_0451 Polyunsaturated_Fatty_Acids_synthesis omega-3 polyunsaturated fatty acid synthase subunit, PfaC si_0451 Polyunsaturated_Fatty_Acids_synthesis Enoyl-[acyl-carrier-protein] reductase [FMN] (EC 1.3.1.9), inferred for PFA pathway si_0451 Polyunsaturated_Fatty_Acids_synthesis 4'-phosphopantetheinyl transferase (EC 2.7.8.-), inferred for PFA pathway si_0451 Polyunsaturated_Fatty_Acids_synthesis putative transcriptional regulator, inferred for PFA pathway si_0451 Polyunsaturated_Fatty_Acids_synthesis omega-3 polyunsaturated fatty acid synthase module PfaB/C