Glycine_cleavage: (minimum(2, [Aminotran_5, GCV_H, GCV_T, GDC-P, SoxG]) and GCV_H and GCV_T_C)

PFOR_II_pathway: cds(POR and POR_N and PFOR_II and EKR and Fer4_16 and TPP_enzyme_C)

Pyruvate2acetate-formate: ((PFL_acetate1 or PFL_acetate2) and Radical_SAM)

succinate2propionate: (minimum(4, [AcetylCoA_hyd_C, AcetylCoA_hydro, B12-binding, Biotin_lipoyl, Glyoxalase_4, HMGL-like, MM_CoA_mutase, MeaB, OAD_beta, OAD_gamma, PYC_OADA]) and minimum(1, [CT_Btheta, CT_Propionyl_CoA1, CT_Propionyl_CoA2, CT_Propionyl_CoA3, CT_Vparvula]) and not Cytidylate_kin)
TPP_fatty_acids: (TPP_enzyme_C and (minimum(2, [ACD1_car, ACP_syn_III_C, AcetylCoA_hyd_C, AcetylCoA_hydro, Acyl-CoA_dh_1, Acyl-CoA_dh_2, Butyrate_kinase, CT_Propionyl_CoA1, CT_Propionyl_CoA2, CT_Propionyl_CoA3, Carboxyl_trans, CoA_trans, CoA_trans_230_acto, CoA_trans_2_CAF, CoA_trans_6_Glutaconate, E1_dh, ECH_1, ECH_2, HBT, HBT_2, HCDH, HpaB, Ketoacyl-synt_C, Thiolase_C, Thiolase_N, adh_short, adh_short_C2]) or FA_synthesis) and not (PFL-like or PFL_6_pcresol or PFL_9_tma or Gly_radical or Gly_430_pcre or PFL_acetate1 or PFL_acetate2 or Gly_radical_scatole or PFL_proline or PFL_toluene) and not (POR or POR_N))

Fumarate2succinate: (Succ_DH_flav_C and FAD_binding_2 and (Fer2_3 or Fer4_7 or SucD_FumR))