node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
Rv1341 | guaA | Rv1341 | Rv3396c | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | 0.975 |
Rv1341 | guaB1 | Rv1341 | Rv1843c | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Probable inosine-5'-monophosphate dehydrogenase GuaB1(imp dehydrogenase) (IMPDH) (IMPD); Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | 0.934 |
Rv1341 | guaB2 | Rv1341 | Rv3411c | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Inosine-5'-monophosphate dehydrogenase; Catalyzes the conversion of inosine 5'-phosphate (IMP) to xanthosine 5'-phosphate (XMP), the first committed and rate-limiting step in the de novo synthesis of guanine nucleotides, and therefore plays an important role in the regulation of cell growth. Does not catalyze the reverse reaction, i.e. the conversion of XMP to IMP. Appears to be essential for the optimal growth of M.tuberculosis. Belongs to the IMPDH/GMPR family. | 0.935 |
Rv1341 | guaB3 | Rv1341 | Rv3410c | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Uncharacterized oxidoreductase Rv3410c; Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | 0.926 |
Rv1341 | hpt | Rv1341 | Rv3624c | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Rv3624c, (MTCY15C10.28), len: 216 aa. Hpt (alternate gene name: hprT), hypoxanthine-guanine phosphoribosyltransferase (but seems to have a 35 aa extension at N-terminus), equivalent to other mycobacterial hypoxanthine-guanine phosphoribosyltransferases e.g. P96794 from Mycobacterium avium (203 aa), FASTA scores: opt: 1136,E(): 1.2e-65, (88.5% identity in 200 aa overlap); and O69537|HPT|ML0214 from Mycobacterium leprae (213 aa), FASTA scores: opt: 1115, E(): 2.8e-64, (81.6% identity in 212 aa overlap). Also similar to others e.g. Q9X8I5|SCE9.12c from Streptomyces coelicolor (187 aa), FA [...] | 0.911 |
Rv1341 | mazG | Rv1341 | Rv1021 | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Conserved protein; Required to maintain the full capacity of the mycobacterium to respond to oxidative stress via the degradation of oxidation-induced damaged nucleotides. Hydrolyzes all canonical (d)NTPs, as well as mutagenic dUTP and 8-oxo-7,8-dihydro-2'-deoxyguanosine 5'-triphosphate (8-oxo-dGTP). Also involved in the transcriptional activation of RelA in response to oxidative stress; Belongs to the nucleoside triphosphate pyrophosphohydrolase family. | 0.916 |
Rv1341 | purA | Rv1341 | Rv0357c | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | Probable adenylosuccinate synthetase PurA (imp--aspartate ligase) (ADSS) (ampsase); Plays an important role in the de novo pathway of purine nucleotide biosynthesis. Catalyzes the first committed step in the biosynthesis of AMP from IMP; Belongs to the adenylosuccinate synthetase family. | 0.561 |
Rv3412 | guaB2 | Rv3412 | Rv3411c | Rv3412, (MTCY78.16c), len: 136 aa. Hypothetical protein, strongly similar to Q49742|YY12_MYCLE|ML0386|B1620_F3_131 hypothetical 15.3 KDA protein from Mycobacterium leprae (137 aa), FASTA scores: opt: 933, E(): 6.3e-52, (93.4% identity in 136 aa overlap). A core mycobacterial gene; conserved in mycobacterial strains (See Marmiesse et al., 2004); To M.leprae ML0386. | Inosine-5'-monophosphate dehydrogenase; Catalyzes the conversion of inosine 5'-phosphate (IMP) to xanthosine 5'-phosphate (XMP), the first committed and rate-limiting step in the de novo synthesis of guanine nucleotides, and therefore plays an important role in the regulation of cell growth. Does not catalyze the reverse reaction, i.e. the conversion of XMP to IMP. Appears to be essential for the optimal growth of M.tuberculosis. Belongs to the IMPDH/GMPR family. | 0.760 |
Rv3412 | guaB3 | Rv3412 | Rv3410c | Rv3412, (MTCY78.16c), len: 136 aa. Hypothetical protein, strongly similar to Q49742|YY12_MYCLE|ML0386|B1620_F3_131 hypothetical 15.3 KDA protein from Mycobacterium leprae (137 aa), FASTA scores: opt: 933, E(): 6.3e-52, (93.4% identity in 136 aa overlap). A core mycobacterial gene; conserved in mycobacterial strains (See Marmiesse et al., 2004); To M.leprae ML0386. | Uncharacterized oxidoreductase Rv3410c; Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | 0.746 |
guaA | Rv1341 | Rv3396c | Rv1341 | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | 0.975 |
guaA | guaB1 | Rv3396c | Rv1843c | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Probable inosine-5'-monophosphate dehydrogenase GuaB1(imp dehydrogenase) (IMPDH) (IMPD); Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | 0.999 |
guaA | guaB2 | Rv3396c | Rv3411c | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Inosine-5'-monophosphate dehydrogenase; Catalyzes the conversion of inosine 5'-phosphate (IMP) to xanthosine 5'-phosphate (XMP), the first committed and rate-limiting step in the de novo synthesis of guanine nucleotides, and therefore plays an important role in the regulation of cell growth. Does not catalyze the reverse reaction, i.e. the conversion of XMP to IMP. Appears to be essential for the optimal growth of M.tuberculosis. Belongs to the IMPDH/GMPR family. | 0.999 |
guaA | guaB3 | Rv3396c | Rv3410c | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Uncharacterized oxidoreductase Rv3410c; Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | 0.998 |
guaA | hpt | Rv3396c | Rv3624c | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Rv3624c, (MTCY15C10.28), len: 216 aa. Hpt (alternate gene name: hprT), hypoxanthine-guanine phosphoribosyltransferase (but seems to have a 35 aa extension at N-terminus), equivalent to other mycobacterial hypoxanthine-guanine phosphoribosyltransferases e.g. P96794 from Mycobacterium avium (203 aa), FASTA scores: opt: 1136,E(): 1.2e-65, (88.5% identity in 200 aa overlap); and O69537|HPT|ML0214 from Mycobacterium leprae (213 aa), FASTA scores: opt: 1115, E(): 2.8e-64, (81.6% identity in 212 aa overlap). Also similar to others e.g. Q9X8I5|SCE9.12c from Streptomyces coelicolor (187 aa), FA [...] | 0.973 |
guaA | mazG | Rv3396c | Rv1021 | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Conserved protein; Required to maintain the full capacity of the mycobacterium to respond to oxidative stress via the degradation of oxidation-induced damaged nucleotides. Hydrolyzes all canonical (d)NTPs, as well as mutagenic dUTP and 8-oxo-7,8-dihydro-2'-deoxyguanosine 5'-triphosphate (8-oxo-dGTP). Also involved in the transcriptional activation of RelA in response to oxidative stress; Belongs to the nucleoside triphosphate pyrophosphohydrolase family. | 0.903 |
guaA | pheT | Rv3396c | Rv1650 | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Rv1650, (MTCY06H11.15), len: 831 aa. Probable pheT,Phenylalanyl-tRNA synthetase beta chain, similar to several e.g. SYFB_ECOLI|P07395 from Escherichia coli (795 aa),FASTA scores: opt: 995, E(): 0, (31.8% identity in 847 aa overlap). Belongs to the phenylalanyl-tRNA synthetase beta chain family - subfamily 1. | 0.973 |
guaA | purA | Rv3396c | Rv0357c | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Probable adenylosuccinate synthetase PurA (imp--aspartate ligase) (ADSS) (ampsase); Plays an important role in the de novo pathway of purine nucleotide biosynthesis. Catalyzes the first committed step in the biosynthesis of AMP from IMP; Belongs to the adenylosuccinate synthetase family. | 0.961 |
guaA | purH | Rv3396c | Rv0957 | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | Phosphoribosylaminoimidazolecarboxamide formyltransferase; Rv0957, (MTCY10D7.17c), len: 523 aa. Probable purH,bifunctional purine biosynthesis protein including 5'-phosphoribosyl-5-aminoimidazole-4-carboxamide formyltransferase and inosine-monophosphate (imp) cyclohydrolase, equivalent to AL035500|MLCL373_8 putative phosphoribosylaminoimidazolecarboxamide formyltransferase from Mycobacterium leprae (527 aa), FASTA score: (88.1% identity in 520 aa overlap); and AF05727.1|AF191543_2|AF191543|PurH from Mycobacterium avium subsp. paratuberculosis (527 aa). Also highly similar to others e.g [...] | 0.931 |
guaB1 | Rv1341 | Rv1843c | Rv1341 | Probable inosine-5'-monophosphate dehydrogenase GuaB1(imp dehydrogenase) (IMPDH) (IMPD); Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | Conserved protein; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. | 0.934 |
guaB1 | guaA | Rv1843c | Rv3396c | Probable inosine-5'-monophosphate dehydrogenase GuaB1(imp dehydrogenase) (IMPDH) (IMPD); Has no inosine-5'-monophosphate dehydrogenase activity. Belongs to the IMPDH/GMPR family. | Probable GMP synthase [glutamine-hydrolyzing] GuaA (glutamine amidotransferase) (GMP synthetase); Catalyzes the synthesis of GMP from XMP. | 0.999 |