| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| gabD | gabT | b2661 | b2662 | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | 0.999 |
| gabD | puuA | b2661 | b1297 | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | 0.669 |
| gabD | puuB | b2661 | b1301 | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | Gamma-glutamylputrescine oxidoreductase; Involved in the breakdown of putrescine via the oxidation of L-glutamylputrescine. | 0.663 |
| gabD | puuD | b2661 | b1298 | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | Gamma-glutamyl-gamma-aminobutyrate hydrolase; Involved in the breakdown of putrescine via hydrolysis of the gamma-glutamyl linkage of gamma-glutamyl-gamma-aminobutyrate. | 0.646 |
| gabD | puuE | b2661 | b1302 | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | 4-aminobutyrate aminotransferase, PLP-dependent; Catalyzes the transfer of the amino group from gamma- aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA). PuuE is important for utilization of putrescine as the sole nitrogen or carbon source; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. | 0.983 |
| gabD | speB | b2661 | b2937 | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | Agmatinase; Catalyzes the formation of putrescine from agmatine. | 0.485 |
| gabT | gabD | b2662 | b2661 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | 0.999 |
| gabT | puuA | b2662 | b1297 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | 0.722 |
| gabT | puuB | b2662 | b1301 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Gamma-glutamylputrescine oxidoreductase; Involved in the breakdown of putrescine via the oxidation of L-glutamylputrescine. | 0.763 |
| gabT | puuC | b2662 | b1300 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Gamma-glutamyl-gamma-aminobutyraldehyde dehydrogenase; Catalyzes the oxidation of 3-hydroxypropionaldehyde (3-HPA) to 3-hydroxypropionic acid (3-HP). It acts preferentially with NAD but can also use NADP. 3-HPA appears to be the most suitable substrate for PuuC followed by isovaleraldehyde, propionaldehyde, butyraldehyde, and valeraldehyde. It might play a role in propionate and/or acetic acid metabolisms. Also involved in the breakdown of putrescine through the oxidation of gamma-Glu-gamma-aminobutyraldehyde to gamma-Glu-gamma-aminobutyrate (gamma-Glu-GABA). | 0.776 |
| gabT | puuD | b2662 | b1298 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Gamma-glutamyl-gamma-aminobutyrate hydrolase; Involved in the breakdown of putrescine via hydrolysis of the gamma-glutamyl linkage of gamma-glutamyl-gamma-aminobutyrate. | 0.913 |
| gabT | puuE | b2662 | b1302 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | 4-aminobutyrate aminotransferase, PLP-dependent; Catalyzes the transfer of the amino group from gamma- aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA). PuuE is important for utilization of putrescine as the sole nitrogen or carbon source; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. | 0.917 |
| gabT | puuP | b2662 | b1296 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Putrescine importer; Involved in the uptake of putrescine. Belongs to the amino acid-polyamine-organocation (APC) superfamily. | 0.505 |
| gabT | speB | b2662 | b2937 | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | Agmatinase; Catalyzes the formation of putrescine from agmatine. | 0.442 |
| hcaD | puuB | b2542 | b1301 | Phenylpropionate dioxygenase, ferredoxin reductase subunit; Part of the multicomponent 3-phenylpropionate dioxygenase, that converts 3-phenylpropionic acid (PP) and cinnamic acid (CI) into 3-phenylpropionate-dihydrodiol (PP-dihydrodiol) and cinnamic acid- dihydrodiol (CI-dihydrodiol), respectively; Belongs to the bacterial ring-hydroxylating dioxygenase ferredoxin reductase family. | Gamma-glutamylputrescine oxidoreductase; Involved in the breakdown of putrescine via the oxidation of L-glutamylputrescine. | 0.670 |
| puuA | gabD | b1297 | b2661 | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | Succinate-semialdehyde dehydrogenase I, NADP-dependent; Catalyzes the NADP(+)-dependent oxidation of succinate semialdehyde to succinate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of glutarate semialdehyde to glutarate, as part of a L- lysine degradation pathway that proceeds via cadaverine, glutarate and L-2-hydroxyglutarate. | 0.669 |
| puuA | gabT | b1297 | b2662 | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | 4-aminobutyrate aminotransferase, PLP-dependent; Pyridoxal phosphate-dependent enzyme that catalyzes transamination between primary amines and alpha-keto acids. Catalyzes the transfer of the amino group from gamma-aminobutyrate (GABA) to alpha-ketoglutarate (KG) to yield succinic semialdehyde (SSA) and glutamate. Thereby functions in a GABA degradation pathway that allows some E.coli strains to utilize GABA as a nitrogen source for growth. Also catalyzes the conversion of 5-aminovalerate to glutarate semialdehyde, as part of a L-lysine degradation pathway that proceeds via cadaverine, [...] | 0.722 |
| puuA | puuB | b1297 | b1301 | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | Gamma-glutamylputrescine oxidoreductase; Involved in the breakdown of putrescine via the oxidation of L-glutamylputrescine. | 0.999 |
| puuA | puuC | b1297 | b1300 | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | Gamma-glutamyl-gamma-aminobutyraldehyde dehydrogenase; Catalyzes the oxidation of 3-hydroxypropionaldehyde (3-HPA) to 3-hydroxypropionic acid (3-HP). It acts preferentially with NAD but can also use NADP. 3-HPA appears to be the most suitable substrate for PuuC followed by isovaleraldehyde, propionaldehyde, butyraldehyde, and valeraldehyde. It might play a role in propionate and/or acetic acid metabolisms. Also involved in the breakdown of putrescine through the oxidation of gamma-Glu-gamma-aminobutyraldehyde to gamma-Glu-gamma-aminobutyrate (gamma-Glu-GABA). | 0.947 |
| puuA | puuD | b1297 | b1298 | Glutamate--putrescine ligase; Involved in the breakdown of putrescine via the biosynthesis of gamma-L-glutamylputrescine. It is able to use several diamines, spermidine and spermine. Absolutely essential to utilize putrescine as both nitrogen and carbon sources and to decrease the toxicity of putrescine, which can lead to inhibition of cell growth and protein synthesis; Belongs to the glutamine synthetase family. | Gamma-glutamyl-gamma-aminobutyrate hydrolase; Involved in the breakdown of putrescine via hydrolysis of the gamma-glutamyl linkage of gamma-glutamyl-gamma-aminobutyrate. | 0.996 |