| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| caiA | caiB | PFREUD_02420 | PFREUD_02430 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | 0.928 |
| caiA | caiC | PFREUD_02420 | PFREUD_02440 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Crotonobetaine/carnitine-CoA ligase; Could catalyze the transfer of CoA to carnitine, generating the initial carnitinyl-CoA needed for the caiB reaction cycle. | 0.889 |
| caiA | caiD | PFREUD_02420 | PFREUD_06950 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Enoyl-CoA hydratase/carnithine racemase CaiD. | 0.953 |
| caiA | fixA | PFREUD_02420 | PFREUD_02480 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Electron transfer flavoprotein (FixA protein); Required for anaerobic carnitine reduction. May bring reductant to caiA. | 0.978 |
| caiA | fixB | PFREUD_02420 | PFREUD_02490 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Electron transfer flavoprotein, carnitine metabolism (FixB protein); Required for anaerobic carnitine reduction. May bring reductant to caiA. | 0.997 |
| caiA | fixC | PFREUD_02420 | PFREUD_02500 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Electron transfer flavoprotein-quinone oxidoreductase (FixC protein). | 0.781 |
| caiA | fixX | PFREUD_02420 | PFREUD_02510 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Ferredoxin-like protein fixX. | 0.843 |
| caiA | maoC | PFREUD_02420 | PFREUD_02450 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | MaoC acyl dehydratase. | 0.917 |
| caiA | mmgA | PFREUD_02420 | PFREUD_02820 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | 2 Acetyl-CoA <=> CoA + Acetoacetyl-CoA and Acetyl-CoA + Butanoyl-CoA <=> CoA + 3-Oxohexanoyl-CoA; Belongs to the thiolase-like superfamily. Thiolase family. | 0.919 |
| caiA | nifJ1 | PFREUD_02420 | PFREUD_01840 | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | Oxidoreductase required for the transfer of electrons from pyruvate to flavodoxin, which reduces nitrogenase, Pyruvate + CoA + oxidized flavodoxin = acetyl-CoA + CO2 + reduced flavodoxin. | 0.775 |
| caiB | caiA | PFREUD_02430 | PFREUD_02420 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | 0.928 |
| caiB | caiC | PFREUD_02430 | PFREUD_02440 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Crotonobetaine/carnitine-CoA ligase; Could catalyze the transfer of CoA to carnitine, generating the initial carnitinyl-CoA needed for the caiB reaction cycle. | 0.928 |
| caiB | caiD | PFREUD_02430 | PFREUD_06950 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Enoyl-CoA hydratase/carnithine racemase CaiD. | 0.492 |
| caiB | fixA | PFREUD_02430 | PFREUD_02480 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Electron transfer flavoprotein (FixA protein); Required for anaerobic carnitine reduction. May bring reductant to caiA. | 0.828 |
| caiB | fixB | PFREUD_02430 | PFREUD_02490 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Electron transfer flavoprotein, carnitine metabolism (FixB protein); Required for anaerobic carnitine reduction. May bring reductant to caiA. | 0.788 |
| caiB | fixC | PFREUD_02430 | PFREUD_02500 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Electron transfer flavoprotein-quinone oxidoreductase (FixC protein). | 0.764 |
| caiB | fixX | PFREUD_02430 | PFREUD_02510 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | Ferredoxin-like protein fixX. | 0.740 |
| caiB | maoC | PFREUD_02430 | PFREUD_02450 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | MaoC acyl dehydratase. | 0.940 |
| caiB | mmgA | PFREUD_02430 | PFREUD_02820 | Crotonobetainyl-CoA:carnitine CoA-transferase; Engemann et al. Cai locus and corresponding enzymes of Proteus sp; Belongs to the CoA-transferase III family. | 2 Acetyl-CoA <=> CoA + Acetoacetyl-CoA and Acetyl-CoA + Butanoyl-CoA <=> CoA + 3-Oxohexanoyl-CoA; Belongs to the thiolase-like superfamily. Thiolase family. | 0.408 |
| caiC | caiA | PFREUD_02440 | PFREUD_02420 | Crotonobetaine/carnitine-CoA ligase; Could catalyze the transfer of CoA to carnitine, generating the initial carnitinyl-CoA needed for the caiB reaction cycle. | Crotonobetainyl-CoA dehydrogenase (Crotonobetainyl-CoA reductase); Fatty acid metabolism and xenobiotic degradation. | 0.889 |