Respiratory_glycerol: (DAO and Fer2_BFD and FAD_binding_2 and Fer4_8)
Fumarate2succinate: (Succ_DH_flav_C and FAD_binding_2 and (Fer2_3 or Fer4_7 or SucD_FumR))

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

TPP_AA_metabolism: (TPP_enzyme_C and not (PFL-like or PFL_6_pcresol or PFL_9_tma or Gly_radical or Gly_430_pcre or Gly_8-9_TMA or PFL_acetate1 or PFL_acetate2 or Gly_radical_scatole or PFL_proline or PFL_toluene) and minimum(2, [ALS_ss_C, AlaDh_PNT_C, Arginase, BKACE, BcrAD_BadFG, Beta_elim_lyase, CPSase_L_D2, Cys_Met_Meta_PP, ELFV_dehydrog, GRDB, Glu_syn_central, Glu_synthase, Gly_reductase, HAAA1, HG2B1, HG2B2, HGD-D, HleuD1, HleuD2, HleuS1, HleuS2, Homoserine_dh, ILVD_EDD, IlvC, Lactoyl-CoA1, Lactoyl-CoA2, Lyase_aromatic, MAAL_C, OKR_DC_1_5_lysine, OKR_DC_1_5_ornithine, OKR_DC_1_7_arginine, OKR_DC_1_C, OTCace, PALP, Proline_reductase, Sacchrp_dh_C, TPL, Thr_dehydrat_C, TnaA, Urocanase]) and not (POR or POR_N or PFOR_II))

Rnf_complex: (Complex1_51K and minimum(5, [FMN_bind, FeS, Fer4, Fer4_9, NQR2_RnfD_RnfE, Rnf-Nqr, RnfC_N, SLBB]))

Molybdopterin_dependent_oxidoreductase: ((DmsC and Molybdopterin and minimum(2, [Fer4_11, Fer4_4, Molybdop_Fe4S4, Molydop_binding])) or (NrfD and Molybdopterin and minimum(2, [Fer4_11, Molybdop_Fe4S4, Molydop_binding]) and not (Nitr_red_bet_C or Nitrate_red_del)))
Formate_dehydrogenase: (Molybdopterin and Form-deh_trans and not (Nitr_red_bet_C or Nitr_red_alph_N) and minimum(3, [Fer4_11, Fer4_4, Molybdop_Fe4S4, Molydop_binding, Ni_hydr_CYTB]))