| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| STM2007 | hcaT | STM2007 | STM2554 | Putative TPR repeat protein; Similar to E. coli orf, hypothetical protein (AAC73745.1); Blastp hit to AAC73745.1 (327 aa), 32% identity in aa 130 - 322, 32% identity in aa 60 - 242, 32% identity in aa 17 - 168, 33% identity in aa 59 - 204, 23-1073758628dentity in aa 23 - 106. | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | 0.421 |
| cybB | hcaT | STM1639 | STM2554 | Similar to E. coli cytochrome b(561) (AAC74500.1); Blastp hit to AAC74500.1 (188 aa), 84% identity in aa 13 - 187. | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | 0.414 |
| cysG | hcaT | STM3477 | STM2554 | Siroheme synthase; Multifunctional enzyme that catalyzes the SAM-dependent methylations of uroporphyrinogen III at position C-2 and C-7 to form precorrin-2 via precorrin-1. Then it catalyzes the NAD-dependent ring dehydrogenation of precorrin-2 to yield sirohydrochlorin. Finally, it catalyzes the ferrochelation of sirohydrochlorin to yield siroheme. In the N-terminal section; belongs to the precorrin-2 dehydrogenase / sirohydrochlorin ferrochelatase family. | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | 0.943 |
| cysG | idnT | STM3477 | STM4482 | Siroheme synthase; Multifunctional enzyme that catalyzes the SAM-dependent methylations of uroporphyrinogen III at position C-2 and C-7 to form precorrin-2 via precorrin-1. Then it catalyzes the NAD-dependent ring dehydrogenation of precorrin-2 to yield sirohydrochlorin. Finally, it catalyzes the ferrochelation of sirohydrochlorin to yield siroheme. In the N-terminal section; belongs to the precorrin-2 dehydrogenase / sirohydrochlorin ferrochelatase family. | GntP family L-idonate transport protein; Similar to E. coli L-idonate transporter (AAC77222.1); Blastp hit to AAC77222.1 (439 aa), 94% identity in aa 1 - 439. | 0.855 |
| glyA | hcaT | STM2555 | STM2554 | Serine hydroxymethyltransferase; Catalyzes the reversible interconversion of serine and glycine with tetrahydrofolate (THF) serving as the one-carbon carrier. This reaction serves as the major source of one-carbon groups required for the biosynthesis of purines, thymidylate, methionine, and other important biomolecules. Also exhibits THF-independent aldolase activity toward beta-hydroxyamino acids, producing glycine and aldehydes, via a retro-aldol mechanism (By similarity). | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | 0.534 |
| hcaT | STM2007 | STM2554 | STM2007 | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | Putative TPR repeat protein; Similar to E. coli orf, hypothetical protein (AAC73745.1); Blastp hit to AAC73745.1 (327 aa), 32% identity in aa 130 - 322, 32% identity in aa 60 - 242, 32% identity in aa 17 - 168, 33% identity in aa 59 - 204, 23-1073758628dentity in aa 23 - 106. | 0.421 |
| hcaT | cybB | STM2554 | STM1639 | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | Similar to E. coli cytochrome b(561) (AAC74500.1); Blastp hit to AAC74500.1 (188 aa), 84% identity in aa 13 - 187. | 0.414 |
| hcaT | cysG | STM2554 | STM3477 | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | Siroheme synthase; Multifunctional enzyme that catalyzes the SAM-dependent methylations of uroporphyrinogen III at position C-2 and C-7 to form precorrin-2 via precorrin-1. Then it catalyzes the NAD-dependent ring dehydrogenation of precorrin-2 to yield sirohydrochlorin. Finally, it catalyzes the ferrochelation of sirohydrochlorin to yield siroheme. In the N-terminal section; belongs to the precorrin-2 dehydrogenase / sirohydrochlorin ferrochelatase family. | 0.943 |
| hcaT | glyA | STM2554 | STM2555 | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | Serine hydroxymethyltransferase; Catalyzes the reversible interconversion of serine and glycine with tetrahydrofolate (THF) serving as the one-carbon carrier. This reaction serves as the major source of one-carbon groups required for the biosynthesis of purines, thymidylate, methionine, and other important biomolecules. Also exhibits THF-independent aldolase activity toward beta-hydroxyamino acids, producing glycine and aldehydes, via a retro-aldol mechanism (By similarity). | 0.534 |
| hcaT | idnT | STM2554 | STM4482 | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | GntP family L-idonate transport protein; Similar to E. coli L-idonate transporter (AAC77222.1); Blastp hit to AAC77222.1 (439 aa), 94% identity in aa 1 - 439. | 0.897 |
| hcaT | mdoG | STM2554 | STM1150 | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | Periplasmic glucans biosynthesis protein; Involved in the biosynthesis of osmoregulated periplasmic glucans (OPGs). | 0.476 |
| idnT | cysG | STM4482 | STM3477 | GntP family L-idonate transport protein; Similar to E. coli L-idonate transporter (AAC77222.1); Blastp hit to AAC77222.1 (439 aa), 94% identity in aa 1 - 439. | Siroheme synthase; Multifunctional enzyme that catalyzes the SAM-dependent methylations of uroporphyrinogen III at position C-2 and C-7 to form precorrin-2 via precorrin-1. Then it catalyzes the NAD-dependent ring dehydrogenation of precorrin-2 to yield sirohydrochlorin. Finally, it catalyzes the ferrochelation of sirohydrochlorin to yield siroheme. In the N-terminal section; belongs to the precorrin-2 dehydrogenase / sirohydrochlorin ferrochelatase family. | 0.855 |
| idnT | hcaT | STM4482 | STM2554 | GntP family L-idonate transport protein; Similar to E. coli L-idonate transporter (AAC77222.1); Blastp hit to AAC77222.1 (439 aa), 94% identity in aa 1 - 439. | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | 0.897 |
| mdoG | hcaT | STM1150 | STM2554 | Periplasmic glucans biosynthesis protein; Involved in the biosynthesis of osmoregulated periplasmic glucans (OPGs). | Similar to E. coli MFS (major facilitator superfamily) transporter (AAC75589.1); Blastp hit to AAC75589.1 (379 aa), 88% identity in aa 1 - 376. | 0.476 |