| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| frhA-2 | frhB-1 | RCIX2138 | RCIX2391 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-reducing hydrogenase, beta subunit. | 0.988 |
| frhA-2 | frhB-2 | RCIX2138 | RCIX2136 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-reducing hydrogenase, beta subunit. | 0.997 |
| frhA-2 | frhB-4 | RCIX2138 | RCIX2759 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-reducing hydrogenase, beta subunit. | 0.964 |
| frhA-2 | frhD-1 | RCIX2138 | RCIA172 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-reducing hydrogenase, delta subunit (maturation peptidase). | 0.965 |
| frhA-2 | frhG-1 | RCIX2138 | RCIX2390 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-reducing hydrogenase, gamma subunit. | 0.995 |
| frhA-2 | frhG-2 | RCIX2138 | RCIX2137 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-reducing hydrogenase, gamma subunit. | 0.999 |
| frhA-2 | hypA | RCIX2138 | RCIX523 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Hydrogenase expression/formation protein (maturation factor); Involved in the maturation of [NiFe] hydrogenases. Required for nickel insertion into the metal center of the hydrogenase. | 0.924 |
| frhA-2 | mtd | RCIX2138 | RCIX2230 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-dependent N(5),N(10)-methylenetetrahydromethanopterin dehydrogenase; Catalyzes the reversible reduction of methenyl-H(4)MPT(+) to methylene-H(4)MPT. | 0.958 |
| frhA-2 | mvhG-1 | RCIX2138 | RCIX474 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-non-reducing hydrogenase (methyl viologen-reducing hydrogenase), gamma subunit. | 0.942 |
| frhA-2 | mvhG-2 | RCIX2138 | RCIX591 | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | Coenzyme F420-non-reducing hydrogenase (methyl viologen-reducing hydrogenase), gamma subunit. | 0.945 |
| frhB-1 | frhA-2 | RCIX2391 | RCIX2138 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | 0.988 |
| frhB-1 | frhB-2 | RCIX2391 | RCIX2136 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, beta subunit. | 0.903 |
| frhB-1 | frhB-4 | RCIX2391 | RCIX2759 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, beta subunit. | 0.919 |
| frhB-1 | frhD-1 | RCIX2391 | RCIA172 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, delta subunit (maturation peptidase). | 0.975 |
| frhB-1 | frhG-1 | RCIX2391 | RCIX2390 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, gamma subunit. | 0.998 |
| frhB-1 | frhG-2 | RCIX2391 | RCIX2137 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, gamma subunit. | 0.998 |
| frhB-1 | mtd | RCIX2391 | RCIX2230 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-dependent N(5),N(10)-methylenetetrahydromethanopterin dehydrogenase; Catalyzes the reversible reduction of methenyl-H(4)MPT(+) to methylene-H(4)MPT. | 0.956 |
| frhB-1 | mvhG-1 | RCIX2391 | RCIX474 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-non-reducing hydrogenase (methyl viologen-reducing hydrogenase), gamma subunit. | 0.748 |
| frhB-1 | mvhG-2 | RCIX2391 | RCIX591 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-non-reducing hydrogenase (methyl viologen-reducing hydrogenase), gamma subunit. | 0.822 |
| frhB-2 | frhA-2 | RCIX2136 | RCIX2138 | Coenzyme F420-reducing hydrogenase, beta subunit. | Coenzyme F420-reducing hydrogenase, alpha subunit; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | 0.997 |