| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| fdnG | fdnH | STM1570 | STM1569 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | 0.999 |
| fdnG | fdnI | STM1570 | STM1568 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Nitrate-inducible; similar to E. coli formate dehydrogenase-N, nitrate-inducible, cytochrome B556(Fdn) gamma subunit (AAD13440.1); Blastp hit to AAD13440.1 (217 aa), 98% identity in aa 1 - 217. | 0.999 |
| fdnG | fdoG | STM1570 | STM4037 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Similar to E. coli formate dehydrogenase-O, major subunit (AAD13456.1); Blastp hit to AAD13456.1 (1016 aa), 93% identity in aa 1 - 1016. | 0.902 |
| fdnG | fdoH | STM1570 | STM4036 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Formate dehydrogenase-O, Fe-S subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | 0.992 |
| fdnG | fdoI | STM1570 | STM4035 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Similar to E. coli formate dehydrogenase, cytochrome B556 (FDO) subunit (AAD13454.1); Blastp hit to AAD13454.1 (211 aa), 96% identity in aa 1 - 211. | 0.996 |
| fdnG | hybA | STM1570 | STM3149 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Unknown; Intitally thought to be hydrogenase-2 small subunit which now identified as hybO; similar to E. coli hydrogenase-2 small subunit (AAC76032.1); Blastp hit to AAC76032.1 (328 aa), 95% identity in aa 1 - 328. | 0.959 |
| fdnG | hybB | STM1570 | STM3148 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Similar to E. coli probable cytochrome Ni/Fe component of hydrogenase-2 (AAC76031.1); Blastp hit to AAC76031.1 (392 aa), 96% identity in aa 1 - 392. | 0.561 |
| fdnG | hycC | STM1570 | STM2851 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Hydrogenase 3, membrane subunit; Part of FHL complex; similar to E. coli membrane-spanning protein of hydrogenase 3 (part of FHL complex) (AAC75765.1); Blastp hit to AAC75765.1 (608 aa), 88% identity in aa 1 - 608. | 0.900 |
| fdnG | hycD | STM1570 | STM2850 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Hydrogenase 3, membrane subunit; Part of FHL complex; similar to E. coli membrane-spanning protein of hydrogenase 3 (part of FHL complex) (AAC75764.1); Blastp hit to AAC75764.1 (307 aa), 90% identity in aa 1 - 307. | 0.900 |
| fdnG | hycG | STM1570 | STM2847 | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | Similar to E. coli hydrogenase activity (AAC75761.1); Blastp hit to AAC75761.1 (255 aa), 96% identity in aa 1 - 255. | 0.932 |
| fdnH | fdnG | STM1569 | STM1570 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Putative molybdopterin oxidoreductases; Similar to E. coli formate dehydrogenase-N, nitrate-inducible, alpha subunit (AAD13438.1); Blastp hit to AAD13438.1 (1015 aa), 93% identity in aa 1 - 1015; contains selenocysteine tRNA suppressible codon. | 0.999 |
| fdnH | fdnI | STM1569 | STM1568 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Nitrate-inducible; similar to E. coli formate dehydrogenase-N, nitrate-inducible, cytochrome B556(Fdn) gamma subunit (AAD13440.1); Blastp hit to AAD13440.1 (217 aa), 98% identity in aa 1 - 217. | 0.999 |
| fdnH | fdoG | STM1569 | STM4037 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Similar to E. coli formate dehydrogenase-O, major subunit (AAD13456.1); Blastp hit to AAD13456.1 (1016 aa), 93% identity in aa 1 - 1016. | 0.993 |
| fdnH | fdoH | STM1569 | STM4036 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Formate dehydrogenase-O, Fe-S subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | 0.902 |
| fdnH | fdoI | STM1569 | STM4035 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Similar to E. coli formate dehydrogenase, cytochrome B556 (FDO) subunit (AAD13454.1); Blastp hit to AAD13454.1 (211 aa), 96% identity in aa 1 - 211. | 0.996 |
| fdnH | hybA | STM1569 | STM3149 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Unknown; Intitally thought to be hydrogenase-2 small subunit which now identified as hybO; similar to E. coli hydrogenase-2 small subunit (AAC76032.1); Blastp hit to AAC76032.1 (328 aa), 95% identity in aa 1 - 328. | 0.948 |
| fdnH | hybB | STM1569 | STM3148 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Similar to E. coli probable cytochrome Ni/Fe component of hydrogenase-2 (AAC76031.1); Blastp hit to AAC76031.1 (392 aa), 96% identity in aa 1 - 392. | 0.924 |
| fdnH | hycC | STM1569 | STM2851 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Hydrogenase 3, membrane subunit; Part of FHL complex; similar to E. coli membrane-spanning protein of hydrogenase 3 (part of FHL complex) (AAC75765.1); Blastp hit to AAC75765.1 (608 aa), 88% identity in aa 1 - 608. | 0.902 |
| fdnH | hycD | STM1569 | STM2850 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Hydrogenase 3, membrane subunit; Part of FHL complex; similar to E. coli membrane-spanning protein of hydrogenase 3 (part of FHL complex) (AAC75764.1); Blastp hit to AAC75764.1 (307 aa), 90% identity in aa 1 - 307. | 0.901 |
| fdnH | hycG | STM1569 | STM2847 | Formate dehydrogenase-N, Fe-S beta subunit; The beta chain is an electron transfer unit containing 4 cysteine clusters involved in the formation of iron-sulfur centers. | Similar to E. coli hydrogenase activity (AAC75761.1); Blastp hit to AAC75761.1 (255 aa), 96% identity in aa 1 - 255. | 0.907 |