| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| MCA0508 | MCA2778 | MCA0508 | MCA2778 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | 0.976 |
| MCA0508 | MCA2866 | MCA0508 | MCA2866 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Formaldehyde-activating enzyme; Identified by similarity to GP:11193064. | 0.976 |
| MCA0508 | MCA3018 | MCA0508 | MCA3018 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Putative methylene tetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.922 |
| MCA0508 | MCA3019 | MCA0508 | MCA3019 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Putative methylene tetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.920 |
| MCA0508 | fchA | MCA0508 | MCA0507 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Methenyltetrahydrofolate cyclohydrolase; Identified by similarity to SP:Q49135; match to protein family HMM PF04961. | 0.971 |
| MCA0508 | gcvH | MCA0508 | MCA0051 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Glycine cleavage system H protein; The glycine cleavage system catalyzes the degradation of glycine. The H protein shuttles the methylamine group of glycine from the P protein to the T protein. | 0.900 |
| MCA0508 | glyA | MCA0508 | MCA1660 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 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. | 0.908 |
| MCA0508 | lpdA | MCA0508 | MCA3002 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Pyruvate dehydrogenase complex, E3 component, dihydrolipoamide dehydrogenase; Identified by similarity to SP:P00391; match to protein family HMM PF00070; match to protein family HMM PF02852; match to protein family HMM PF07992; match to protein family HMM TIGR01350. | 0.901 |
| MCA0508 | mch | MCA0508 | MCA2863 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | Putative n5,n10-methenyltetrahydromethanopterin cyclohydrolase; Catalyzes the hydrolysis of methenyl-H(4)MPT(+) to 5-formyl- H(4)MPT; Belongs to the MCH family. | 0.990 |
| MCA0508 | metF | MCA0508 | MCA0137 | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 5,10-methylenetetrahydrofolate reductase; Identified by similarity to SP:P00394; match to protein family HMM PF02219; match to protein family HMM TIGR00676; Belongs to the methylenetetrahydrofolate reductase family. | 0.900 |
| MCA2778 | MCA0508 | MCA2778 | MCA0508 | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.976 |
| MCA2778 | MCA2866 | MCA2778 | MCA2866 | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | Formaldehyde-activating enzyme; Identified by similarity to GP:11193064. | 0.911 |
| MCA2778 | MCA3018 | MCA2778 | MCA3018 | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | Putative methylene tetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.977 |
| MCA2778 | MCA3019 | MCA2778 | MCA3019 | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | Putative methylene tetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.977 |
| MCA2778 | glyA | MCA2778 | MCA1660 | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | 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. | 0.904 |
| MCA2778 | mch | MCA2778 | MCA2863 | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | Putative n5,n10-methenyltetrahydromethanopterin cyclohydrolase; Catalyzes the hydrolysis of methenyl-H(4)MPT(+) to 5-formyl- H(4)MPT; Belongs to the MCH family. | 0.839 |
| MCA2866 | MCA0508 | MCA2866 | MCA0508 | Formaldehyde-activating enzyme; Identified by similarity to GP:11193064. | Methylenetetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.976 |
| MCA2866 | MCA2778 | MCA2866 | MCA2778 | Formaldehyde-activating enzyme; Identified by similarity to GP:11193064. | Formaldehyde-activating enzyme domain protein; Identified by similarity to GP:11193064. | 0.911 |
| MCA2866 | MCA3018 | MCA2866 | MCA3018 | Formaldehyde-activating enzyme; Identified by similarity to GP:11193064. | Putative methylene tetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.977 |
| MCA2866 | MCA3019 | MCA2866 | MCA3019 | Formaldehyde-activating enzyme; Identified by similarity to GP:11193064. | Putative methylene tetrahydromethanopterin dehydrogenase/methylenetetrahydrofolate dehydrogenase; Identified by similarity to SP:P55818. | 0.977 |