| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| ISM_04975 | ISM_04990 | ISM_04975 | ISM_04990 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | 0.999 |
| ISM_04975 | ISM_04995 | ISM_04975 | ISM_04995 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | COG2142 Succinate dehydrogenase, hydrophobic anchor subunit. | 0.997 |
| ISM_04975 | ISM_05000 | ISM_04975 | ISM_05000 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | COG2009 Succinate dehydrogenase/fumarate reductase, cytochrome b subunit. | 0.999 |
| ISM_04975 | ISM_06040 | ISM_04975 | ISM_06040 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | Formate dehydrogenase, beta subunit; COG1905 NADH:ubiquinone oxidoreductase 24 kD subunit. | 0.994 |
| ISM_04975 | ISM_08755 | ISM_04975 | ISM_08755 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | COG1448 Aspartate/tyrosine/aromatic aminotransferase. | 0.731 |
| ISM_04975 | ISM_09586 | ISM_04975 | ISM_09586 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | Malate dehydrogenase; COG0281 Malic enzyme. | 0.781 |
| ISM_04975 | ISM_11335 | ISM_04975 | ISM_11335 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | Aconitate hydratase 1; Catalyzes the isomerization of citrate to isocitrate via cis- aconitate. | 0.853 |
| ISM_04975 | ISM_14750 | ISM_04975 | ISM_14750 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | COG0372 Citrate synthase; Belongs to the citrate synthase family. | 0.936 |
| ISM_04975 | fumC | ISM_04975 | ISM_12420 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | Fumarate hydratase, class II; Involved in the TCA cycle. Catalyzes the stereospecific interconversion of fumarate to L-malate; Belongs to the class-II fumarase/aspartase family. Fumarase subfamily. | 0.945 |
| ISM_04975 | mdh | ISM_04975 | ISM_05055 | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | Malate dehydrogenase; Catalyzes the reversible oxidation of malate to oxaloacetate. Belongs to the LDH/MDH superfamily. MDH type 3 family. | 0.844 |
| ISM_04990 | ISM_04975 | ISM_04990 | ISM_04975 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | COG0479 Succinate dehydrogenase/fumarate reductase, Fe-S protein subunit; Belongs to the succinate dehydrogenase/fumarate reductase iron-sulfur protein family. | 0.999 |
| ISM_04990 | ISM_04995 | ISM_04990 | ISM_04995 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | COG2142 Succinate dehydrogenase, hydrophobic anchor subunit. | 0.999 |
| ISM_04990 | ISM_05000 | ISM_04990 | ISM_05000 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | COG2009 Succinate dehydrogenase/fumarate reductase, cytochrome b subunit. | 0.999 |
| ISM_04990 | ISM_06040 | ISM_04990 | ISM_06040 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | Formate dehydrogenase, beta subunit; COG1905 NADH:ubiquinone oxidoreductase 24 kD subunit. | 0.997 |
| ISM_04990 | ISM_08755 | ISM_04990 | ISM_08755 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | COG1448 Aspartate/tyrosine/aromatic aminotransferase. | 0.807 |
| ISM_04990 | ISM_09586 | ISM_04990 | ISM_09586 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | Malate dehydrogenase; COG0281 Malic enzyme. | 0.681 |
| ISM_04990 | ISM_11335 | ISM_04990 | ISM_11335 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | Aconitate hydratase 1; Catalyzes the isomerization of citrate to isocitrate via cis- aconitate. | 0.899 |
| ISM_04990 | ISM_14750 | ISM_04990 | ISM_14750 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | COG0372 Citrate synthase; Belongs to the citrate synthase family. | 0.966 |
| ISM_04990 | fumC | ISM_04990 | ISM_12420 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | Fumarate hydratase, class II; Involved in the TCA cycle. Catalyzes the stereospecific interconversion of fumarate to L-malate; Belongs to the class-II fumarase/aspartase family. Fumarase subfamily. | 0.996 |
| ISM_04990 | mdh | ISM_04990 | ISM_05055 | COG1053 Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. | Malate dehydrogenase; Catalyzes the reversible oxidation of malate to oxaloacetate. Belongs to the LDH/MDH superfamily. MDH type 3 family. | 0.956 |