node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
Rv3529c | glnB | Rv3529c | Rv2919c | Rv3529c, (MTCY03C7.27), len: 384 aa. Conserved hypothetical protein, showing some similarity to Q50695|YM67_MYCTU|Rv2267c|MT2329|MTCY339.43 hypothetical 46.1 KDA protein from Mycobacterium tuberculosis (388 aa) FASTA scores: opt: 261, E(): 1.6e-09, (27.25% identity in 253 aa overlap). | Probable nitrogen regulatory protein P-II GlnB; In nitrogen-limiting conditions, when the ratio of Gln to 2- ketoglutarate decreases, P-II is uridylylated to P-II-UMP. P-II-UMP allows the deadenylation of glutamine synthetase (GS), thus activating the enzyme. Conversely, in nitrogen excess P-II is deuridylated and promotes the adenylation of GS. P-II indirectly controls the transcription of the GS gene (glnA). P-II prevents NR-II-catalyzed conversion of NR-I to NR-I-phosphate, the transcriptional activator of glnA. When P-II is uridylylated to P-II-UMP, these events are reversed (By si [...] | 0.807 |
amt | glnA1 | Rv2920c | Rv2220 | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | 0.767 |
amt | glnA2 | Rv2920c | Rv2222c | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Probable glutamine synthetase GlnA2 (glutamine synthase) (GS-II); Glutamine synthetase (GS) is an unusual multitasking protein that functions as an enzyme, a transcription coregulator, and a chaperone in ammonium assimilation and in the regulation of genes involved in nitrogen metabolism. It catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Feedback- inhibited GlnA also interacts with and regulates the activity of the transcriptional regulator TnrA. During nitrogen limitation, TnrA is in its DNA-binding active state and turns on the transcription of gene [...] | 0.748 |
amt | glnA3 | Rv2920c | Rv1878 | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Rv1878, (MTCY180.40c), len: 450 aa. Probable glnA3,glutamine synthetase class I, similar to many e.g. GLNA_BACCE|P19064 from Bacillus cereus (443 aa), FASTA results: opt: 497, E(): 5.2e-23, (29.0% identity in 331 aa overlap); etc. Also similar to C-terminus of FLUG_EMENI|P38094 flug protein from emericella nidulans (865 aa), FASTA scores: opt: 227, E (): 6.4e-13, (29.9% identity in 394 aa overlap). Note that the downstream ORF MTCY180.39c is similar to the N-terminus. Also similar to three other potential glutamine synthases in M. tuberculosis: Q10378|GLN2_MYCTU|GLNA2|Rv2222c|MT2280|MT [...] | 0.647 |
amt | glnA4 | Rv2920c | Rv2860c | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Rv2860c, (MTV003.06c), len: 457 aa. Probable glnA4,glutamine synthetase class II, similar to many glutamine synthases e.g. O88070|SCI35.35c from Streptomyces coelicolor (462 aa), FASTA scores: opt: 1947, E(): 8.2e-120, (64.15% identity in 452 aa overlap); Q98H15|MLL3074 from Rhizobium loti (Mesorhizobium loti) (465 aa), FASTA scores: opt: 1321, E(): 7.8e-79, (46.7% identity in 452 aa overlap); Q98EM0|MLL4187 from Rhizobium loti (Mesorhizobium loti) (456 aa), FASTA scores: opt: 698,E(): 4.6e-38, (33.5% identity in 454 aa overlap); Q9CDL9|GLNA from Lactococcus lactis (subsp. lactis) (Str [...] | 0.744 |
amt | glnB | Rv2920c | Rv2919c | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Probable nitrogen regulatory protein P-II GlnB; In nitrogen-limiting conditions, when the ratio of Gln to 2- ketoglutarate decreases, P-II is uridylylated to P-II-UMP. P-II-UMP allows the deadenylation of glutamine synthetase (GS), thus activating the enzyme. Conversely, in nitrogen excess P-II is deuridylated and promotes the adenylation of GS. P-II indirectly controls the transcription of the GS gene (glnA). P-II prevents NR-II-catalyzed conversion of NR-I to NR-I-phosphate, the transcriptional activator of glnA. When P-II is uridylylated to P-II-UMP, these events are reversed (By si [...] | 0.999 |
amt | glnD | Rv2920c | Rv2918c | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Bifunctional uridylyltransferase/uridylyl-removing enzyme; Modifies, by uridylylation and deuridylylation, the PII regulatory protein (GlnB), in response to the nitrogen status of the cell that GlnD senses through the glutamine level. Under low glutamine levels, catalyzes the conversion of the PII protein and UTP to PII-UMP and PPi, while under higher glutamine levels, GlnD hydrolyzes PII-UMP to PII and UMP (deuridylylation). Thus, controls uridylylation state and activity of the PII protein, and plays an important role in the regulation of nitrogen assimilation and metabolism (Probable). | 0.937 |
amt | glnE | Rv2920c | Rv2221c | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Glutamate-ammonia-ligase adenylyltransferase GlnE (glutamine-synthetase adenylyltransferase); Involved in the regulation of glutamine synthetase GlnA, a key enzyme in the process to assimilate ammonia. When cellular nitrogen levels are high, the C-terminal adenylyl transferase (AT) inactivates GlnA by covalent transfer of an adenylyl group from ATP to specific tyrosine residue of GlnA, thus reducing its activity. Conversely, when nitrogen levels are low, the N-terminal adenylyl removase (AR) activates GlnA by removing the adenylyl group by phosphorolysis, increasing its activity. The r [...] | 0.523 |
amt | gltB | Rv2920c | Rv3859c | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | Glutamate synthase [NADPH] large chain; Rv3859c, (MTCY01A6.09), len: 1527 aa. Probable gltB,ferredoxin-dependent glutamate synthase large subunit,equivalent to Q9CDD5|GLTB|ML0061 putative ferredoxin-dependent glutamate synthase from Mycobacterium leprae (1527 aa), FASTA scores: opt: 9277, E(): 0, (90.25% identity in 1527 aa overlap). Also highly similar to many e.g. Q9S2Y9|SC3A3.04c from Streptomyces coelicolor (1514 aa), FASTA scores: opt: 5939, E(): 0, (64.3% identity in 1544 aa overlap); Q9Z465|GLTB from Corynebacterium glutamicum (Brevibacterium flavum) (1510 aa), FASTA scores: opt [...] | 0.947 |
argB | glnB | Rv1654 | Rv2919c | Probable acetylglutamate kinase ArgB; Catalyzes the ATP-dependent phosphorylation of N-acetyl-L- glutamate. | Probable nitrogen regulatory protein P-II GlnB; In nitrogen-limiting conditions, when the ratio of Gln to 2- ketoglutarate decreases, P-II is uridylylated to P-II-UMP. P-II-UMP allows the deadenylation of glutamine synthetase (GS), thus activating the enzyme. Conversely, in nitrogen excess P-II is deuridylated and promotes the adenylation of GS. P-II indirectly controls the transcription of the GS gene (glnA). P-II prevents NR-II-catalyzed conversion of NR-I to NR-I-phosphate, the transcriptional activator of glnA. When P-II is uridylylated to P-II-UMP, these events are reversed (By si [...] | 0.952 |
argB | gltB | Rv1654 | Rv3859c | Probable acetylglutamate kinase ArgB; Catalyzes the ATP-dependent phosphorylation of N-acetyl-L- glutamate. | Glutamate synthase [NADPH] large chain; Rv3859c, (MTCY01A6.09), len: 1527 aa. Probable gltB,ferredoxin-dependent glutamate synthase large subunit,equivalent to Q9CDD5|GLTB|ML0061 putative ferredoxin-dependent glutamate synthase from Mycobacterium leprae (1527 aa), FASTA scores: opt: 9277, E(): 0, (90.25% identity in 1527 aa overlap). Also highly similar to many e.g. Q9S2Y9|SC3A3.04c from Streptomyces coelicolor (1514 aa), FASTA scores: opt: 5939, E(): 0, (64.3% identity in 1544 aa overlap); Q9Z465|GLTB from Corynebacterium glutamicum (Brevibacterium flavum) (1510 aa), FASTA scores: opt [...] | 0.840 |
glnA1 | amt | Rv2220 | Rv2920c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | 0.767 |
glnA1 | glnA2 | Rv2220 | Rv2222c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Probable glutamine synthetase GlnA2 (glutamine synthase) (GS-II); Glutamine synthetase (GS) is an unusual multitasking protein that functions as an enzyme, a transcription coregulator, and a chaperone in ammonium assimilation and in the regulation of genes involved in nitrogen metabolism. It catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Feedback- inhibited GlnA also interacts with and regulates the activity of the transcriptional regulator TnrA. During nitrogen limitation, TnrA is in its DNA-binding active state and turns on the transcription of gene [...] | 0.867 |
glnA1 | glnA3 | Rv2220 | Rv1878 | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Rv1878, (MTCY180.40c), len: 450 aa. Probable glnA3,glutamine synthetase class I, similar to many e.g. GLNA_BACCE|P19064 from Bacillus cereus (443 aa), FASTA results: opt: 497, E(): 5.2e-23, (29.0% identity in 331 aa overlap); etc. Also similar to C-terminus of FLUG_EMENI|P38094 flug protein from emericella nidulans (865 aa), FASTA scores: opt: 227, E (): 6.4e-13, (29.9% identity in 394 aa overlap). Note that the downstream ORF MTCY180.39c is similar to the N-terminus. Also similar to three other potential glutamine synthases in M. tuberculosis: Q10378|GLN2_MYCTU|GLNA2|Rv2222c|MT2280|MT [...] | 0.886 |
glnA1 | glnA4 | Rv2220 | Rv2860c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Rv2860c, (MTV003.06c), len: 457 aa. Probable glnA4,glutamine synthetase class II, similar to many glutamine synthases e.g. O88070|SCI35.35c from Streptomyces coelicolor (462 aa), FASTA scores: opt: 1947, E(): 8.2e-120, (64.15% identity in 452 aa overlap); Q98H15|MLL3074 from Rhizobium loti (Mesorhizobium loti) (465 aa), FASTA scores: opt: 1321, E(): 7.8e-79, (46.7% identity in 452 aa overlap); Q98EM0|MLL4187 from Rhizobium loti (Mesorhizobium loti) (456 aa), FASTA scores: opt: 698,E(): 4.6e-38, (33.5% identity in 454 aa overlap); Q9CDL9|GLNA from Lactococcus lactis (subsp. lactis) (Str [...] | 0.871 |
glnA1 | glnB | Rv2220 | Rv2919c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Probable nitrogen regulatory protein P-II GlnB; In nitrogen-limiting conditions, when the ratio of Gln to 2- ketoglutarate decreases, P-II is uridylylated to P-II-UMP. P-II-UMP allows the deadenylation of glutamine synthetase (GS), thus activating the enzyme. Conversely, in nitrogen excess P-II is deuridylated and promotes the adenylation of GS. P-II indirectly controls the transcription of the GS gene (glnA). P-II prevents NR-II-catalyzed conversion of NR-I to NR-I-phosphate, the transcriptional activator of glnA. When P-II is uridylylated to P-II-UMP, these events are reversed (By si [...] | 0.958 |
glnA1 | glnD | Rv2220 | Rv2918c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Bifunctional uridylyltransferase/uridylyl-removing enzyme; Modifies, by uridylylation and deuridylylation, the PII regulatory protein (GlnB), in response to the nitrogen status of the cell that GlnD senses through the glutamine level. Under low glutamine levels, catalyzes the conversion of the PII protein and UTP to PII-UMP and PPi, while under higher glutamine levels, GlnD hydrolyzes PII-UMP to PII and UMP (deuridylylation). Thus, controls uridylylation state and activity of the PII protein, and plays an important role in the regulation of nitrogen assimilation and metabolism (Probable). | 0.918 |
glnA1 | glnE | Rv2220 | Rv2221c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Glutamate-ammonia-ligase adenylyltransferase GlnE (glutamine-synthetase adenylyltransferase); Involved in the regulation of glutamine synthetase GlnA, a key enzyme in the process to assimilate ammonia. When cellular nitrogen levels are high, the C-terminal adenylyl transferase (AT) inactivates GlnA by covalent transfer of an adenylyl group from ATP to specific tyrosine residue of GlnA, thus reducing its activity. Conversely, when nitrogen levels are low, the N-terminal adenylyl removase (AR) activates GlnA by removing the adenylyl group by phosphorolysis, increasing its activity. The r [...] | 0.973 |
glnA1 | gltB | Rv2220 | Rv3859c | Glutamine synthetase GlnA1 (glutamine synthase) (GS-I); Involved in nitrogen metabolism via ammonium assimilation. Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Also able to use GTP. D-glutamate is a poor substrate, and DL-glutamate shows about 50% of the standard specific activity. Also plays a key role in controlling the ammonia levels within infected host cells and so contributes to the pathogens capacity to inhibit phagosome acidification and phagosome-lysosome fusion. Involved in cell wall biosynthesis via the production of the major component p [...] | Glutamate synthase [NADPH] large chain; Rv3859c, (MTCY01A6.09), len: 1527 aa. Probable gltB,ferredoxin-dependent glutamate synthase large subunit,equivalent to Q9CDD5|GLTB|ML0061 putative ferredoxin-dependent glutamate synthase from Mycobacterium leprae (1527 aa), FASTA scores: opt: 9277, E(): 0, (90.25% identity in 1527 aa overlap). Also highly similar to many e.g. Q9S2Y9|SC3A3.04c from Streptomyces coelicolor (1514 aa), FASTA scores: opt: 5939, E(): 0, (64.3% identity in 1544 aa overlap); Q9Z465|GLTB from Corynebacterium glutamicum (Brevibacterium flavum) (1510 aa), FASTA scores: opt [...] | 0.989 |
glnA2 | amt | Rv2222c | Rv2920c | Probable glutamine synthetase GlnA2 (glutamine synthase) (GS-II); Glutamine synthetase (GS) is an unusual multitasking protein that functions as an enzyme, a transcription coregulator, and a chaperone in ammonium assimilation and in the regulation of genes involved in nitrogen metabolism. It catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. Feedback- inhibited GlnA also interacts with and regulates the activity of the transcriptional regulator TnrA. During nitrogen limitation, TnrA is in its DNA-binding active state and turns on the transcription of gene [...] | Probable ammonium-transport integral membrane protein Amt; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. | 0.748 |