Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Bifunctional enzyme MbtA: salicyl-AMP ligase (SAL-AMP ligase) + salicyl-S-ArCP synthetase; Involved in the initial steps of the mycobactin biosynthetic pathway. Catalyzes the salicylation of the aryl carrier protein (ArCP) domain of MbtB through a two-step reaction. The first step is the ATP- dependent adenylation of salicylate to generate a salicyl-AMP intermediate. The second step is the transfer of this activated salicylate to MbtB to form a salicyl-ArCP domain thioester.

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Polyketide synthetase MbtC (polyketide synthase); Rv2382c, (MTCY22H8.03), len: 444 aa. MbtC,polyketide synthase (see citations below), similar in part to several synthases e.g. Q9F7T9 avermectin polyketide synthase (fragment) from Streptomyces avermitilis (3626 aa), FASTA scores: opt: 1458, E(): 7e-82, (50.65% identity in 446 aa overlap); AAG23264|SPNA polyketide synthase loading and extender module 1 from Saccharopolyspora spinosa (2595 aa) FASTA scores: opt: 1441, E(): 6e-81,(49.1% identity in 446 aa overlap); O33954|TYLG tylactone synthase starter module and modules 1 & 2 from Strep [...]

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Polyketide synthetase MbtD (polyketide synthase); Rv2381c, (MTCY22H8.04), len: 1004 aa. MbtD,polyketide synthase (see citations below), similar in part to several synthases e.g. Q03132|ERY2_SACER|ERYA erythronolide synthase, modules 3 and 4 from Saccharopolyspora erythraea (Streptomyces erythraeus) (3567 aa), FASTA scores: opt: 971, E(): 1e-46, (29.35% identity in 1043 aa overlap); Q9F829|megaii megalomicin 6-deoxyerythronolide B synthase 2 from Micromonospora megalomicea subsp. nigra (3562 aa), FASTA scores: opt: 787,E(): 2.4e-36, (29.35% identity in 1032 aa overlap); Q9L4W4|NYSB poly [...]

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Rv2380c, (MTCY22H8.05), len: 1682 aa. MbtE, peptide synthetase (see citations below), similar in part to several synthases e.g. O07944|SNBDE pristinamycin I synthase 3 and 4 from Streptomyces pristinaespiralis (4848 aa), FASTA scores: opt: 2635, E(): 1.9e-146, (36.8% identity in 1657 aa overlap); O05647|SNBDE virginiamycin S synthetase (fragment) from Streptomyces virginiae (1997 aa) FASTA scores: opt: 2580, E(): 1.6e-143, (40.65% identity in 1163 aa overlap); Q9R9I2|DHBF protein involved in siderophore production from Bacillus subtilis (2378 aa),FASTA scores: opt: 2388, E(): 3.6e-132, [...]

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Rv2379c, (MTCY27.01), len: 1461 aa. MbtF, peptide synthetase (see citations below), similar in part to several synthases e.g. O52820|PCZA363.4 protein from Amycolatopsis orientalis (4077 aa), FASTA scores: opt: 1873, E(): 1.1e-99, (35.55% identity in 1522 aa overlap); O07944|SNBDE pristinamycin I synthase 3 and 4 from Streptomyces pristinaespiralis (4848 aa), FASTA scores: opt: 1817, E(): 2.1e-96, (33.65% identity in 1463 aa overlap); O52821 protein similar to peptide synthetase from Amycolatopsis orientalis (1860 aa) FASTA scores: opt: 1705,E(): 2.9e-90, (34.75% identity in 1344 aa ov [...]

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Lysine-N-oxygenase MbtG (L-lysine 6-monooxygenase) (lysine N6-hydroxylase); Flavoprotein monooxygenase required for N-hydroxylation of the two acylated lysine residues during mycobactin assembly, thus producing the hydroxamate groups necessary for iron sequestration. Is also able, but less efficiently, to hydroxylate L-lysine (non acylated) in vitro.

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Isochorismate synthase MbtI; Involved in the incorporation of salicylate into the virulence-conferring salicylate-based siderophore mycobactin. Catalyzes the initial conversion of chorismate to yield the intermediate isochorismate (isochorismate synthase activity), and the subsequent elimination of the enolpyruvyl side chain to give salicylate (isochorismate pyruvate-lyase activity). In the absence of magnesium, MbtI displays a chorismate mutase activity and converts chorismate to prephenate.

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Rv2385, (MTCY253.36c), len: 306 aa. Putative mbtJ,acetyl hydrolase (see citations below), showing some similarity with various hydrolases including acetyl hydrolases e.g. Q9ZBM4|MLCB1450.08|ML0314 putative hydrolase/esterase from Mycobacterium leprae (335 aa),FASTA scores: opt: 449, E(): 6.7e-21, (33.85% identity in 313 aa overlap); AAK47950|MT3591 Esterase from M. tuberculosis strain CDC1551 (327 aa), FASTA scores: opt: 469, E(): 3.6e-22, (35% identity in 283 aa overlap); Q9X8J4|SCE9.22 putative esterase from Streptomyces coelicolor (266 aa), FASTA scores: opt: 430,E(): 8.5e-20,(38% i [...]

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Lysine N-acetyltransferase MbtK; Acyltransferase required for the direct transfer of medium- to long-chain fatty acyl moieties from a carrier protein (MbtL) on to the epsilon-amino group of lysine residue in the mycobactin core.

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Iron-regulated transporter IrtA; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs.

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Bifunctional enzyme MbtA: salicyl-AMP ligase (SAL-AMP ligase) + salicyl-S-ArCP synthetase; Involved in the initial steps of the mycobactin biosynthetic pathway. Catalyzes the salicylation of the aryl carrier protein (ArCP) domain of MbtB through a two-step reaction. The first step is the ATP- dependent adenylation of salicylate to generate a salicyl-AMP intermediate. The second step is the transfer of this activated salicylate to MbtB to form a salicyl-ArCP domain thioester.

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Polyketide synthetase MbtC (polyketide synthase); Rv2382c, (MTCY22H8.03), len: 444 aa. MbtC,polyketide synthase (see citations below), similar in part to several synthases e.g. Q9F7T9 avermectin polyketide synthase (fragment) from Streptomyces avermitilis (3626 aa), FASTA scores: opt: 1458, E(): 7e-82, (50.65% identity in 446 aa overlap); AAG23264|SPNA polyketide synthase loading and extender module 1 from Saccharopolyspora spinosa (2595 aa) FASTA scores: opt: 1441, E(): 6e-81,(49.1% identity in 446 aa overlap); O33954|TYLG tylactone synthase starter module and modules 1 & 2 from Strep [...]

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Polyketide synthetase MbtD (polyketide synthase); Rv2381c, (MTCY22H8.04), len: 1004 aa. MbtD,polyketide synthase (see citations below), similar in part to several synthases e.g. Q03132|ERY2_SACER|ERYA erythronolide synthase, modules 3 and 4 from Saccharopolyspora erythraea (Streptomyces erythraeus) (3567 aa), FASTA scores: opt: 971, E(): 1e-46, (29.35% identity in 1043 aa overlap); Q9F829|megaii megalomicin 6-deoxyerythronolide B synthase 2 from Micromonospora megalomicea subsp. nigra (3562 aa), FASTA scores: opt: 787,E(): 2.4e-36, (29.35% identity in 1032 aa overlap); Q9L4W4|NYSB poly [...]

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Rv2380c, (MTCY22H8.05), len: 1682 aa. MbtE, peptide synthetase (see citations below), similar in part to several synthases e.g. O07944|SNBDE pristinamycin I synthase 3 and 4 from Streptomyces pristinaespiralis (4848 aa), FASTA scores: opt: 2635, E(): 1.9e-146, (36.8% identity in 1657 aa overlap); O05647|SNBDE virginiamycin S synthetase (fragment) from Streptomyces virginiae (1997 aa) FASTA scores: opt: 2580, E(): 1.6e-143, (40.65% identity in 1163 aa overlap); Q9R9I2|DHBF protein involved in siderophore production from Bacillus subtilis (2378 aa),FASTA scores: opt: 2388, E(): 3.6e-132, [...]

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Rv2379c, (MTCY27.01), len: 1461 aa. MbtF, peptide synthetase (see citations below), similar in part to several synthases e.g. O52820|PCZA363.4 protein from Amycolatopsis orientalis (4077 aa), FASTA scores: opt: 1873, E(): 1.1e-99, (35.55% identity in 1522 aa overlap); O07944|SNBDE pristinamycin I synthase 3 and 4 from Streptomyces pristinaespiralis (4848 aa), FASTA scores: opt: 1817, E(): 2.1e-96, (33.65% identity in 1463 aa overlap); O52821 protein similar to peptide synthetase from Amycolatopsis orientalis (1860 aa) FASTA scores: opt: 1705,E(): 2.9e-90, (34.75% identity in 1344 aa ov [...]

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Lysine-N-oxygenase MbtG (L-lysine 6-monooxygenase) (lysine N6-hydroxylase); Flavoprotein monooxygenase required for N-hydroxylation of the two acylated lysine residues during mycobactin assembly, thus producing the hydroxamate groups necessary for iron sequestration. Is also able, but less efficiently, to hydroxylate L-lysine (non acylated) in vitro.

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Isochorismate synthase MbtI; Involved in the incorporation of salicylate into the virulence-conferring salicylate-based siderophore mycobactin. Catalyzes the initial conversion of chorismate to yield the intermediate isochorismate (isochorismate synthase activity), and the subsequent elimination of the enolpyruvyl side chain to give salicylate (isochorismate pyruvate-lyase activity). In the absence of magnesium, MbtI displays a chorismate mutase activity and converts chorismate to prephenate.

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Rv2385, (MTCY253.36c), len: 306 aa. Putative mbtJ,acetyl hydrolase (see citations below), showing some similarity with various hydrolases including acetyl hydrolases e.g. Q9ZBM4|MLCB1450.08|ML0314 putative hydrolase/esterase from Mycobacterium leprae (335 aa),FASTA scores: opt: 449, E(): 6.7e-21, (33.85% identity in 313 aa overlap); AAK47950|MT3591 Esterase from M. tuberculosis strain CDC1551 (327 aa), FASTA scores: opt: 469, E(): 3.6e-22, (35% identity in 283 aa overlap); Q9X8J4|SCE9.22 putative esterase from Streptomyces coelicolor (266 aa), FASTA scores: opt: 430,E(): 8.5e-20,(38% i [...]

Iron-regulated transporter IrtB; Part of the ABC transporter complex IrtAB involved in iron import. Transmembrane domains (TMD) form a pore in the membrane and the ATP-binding domain (NBD) is responsible for energy generation. Required for replication in human macrophages and in mouse lungs. Belongs to the ABC transporter superfamily. Siderophore- Fe(3+) uptake transporter (SIUT) (TC 3.A.1.21) family.

Lysine N-acetyltransferase MbtK; Acyltransferase required for the direct transfer of medium- to long-chain fatty acyl moieties from a carrier protein (MbtL) on to the epsilon-amino group of lysine residue in the mycobactin core.