TMAO reductase system periplasmic protein TorT [Escherichia coli str. K-12 substr. MG1655]
Protein Classification
TMAO reductase system protein TorT( domain architecture ID 11485110)
periplasmic sensory protein TorT binds the osmoregulator trimethylamine-N-oxide (TMAO), and together with the TorSR two-component hybrid sensor histidine kinase/response regulator, activates induction of the TMAO reductase (Tor) respiratory system
List of domain hits
| Name | Accession | Description | Interval | E-value | ||||||
| PRK10936 | PRK10936 | TMAO reductase system periplasmic protein TorT; Provisional |
15-335 | 2.56e-168 | ||||||
TMAO reductase system periplasmic protein TorT; Provisional : Pssm-ID: 236801 [Multi-domain] Cd Length: 343 Bit Score: 472.13 E-value: 2.56e-168
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| Name | Accession | Description | Interval | E-value | ||||||
| PRK10936 | PRK10936 | TMAO reductase system periplasmic protein TorT; Provisional |
15-335 | 2.56e-168 | ||||||
TMAO reductase system periplasmic protein TorT; Provisional Pssm-ID: 236801 [Multi-domain] Cd Length: 343 Bit Score: 472.13 E-value: 2.56e-168
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| TMAO_TorT | TIGR02955 | TMAO reductase system periplasmic protein TorT; Members of this family are the periplasmic ... |
46-334 | 9.65e-167 | ||||||
TMAO reductase system periplasmic protein TorT; Members of this family are the periplasmic protein TorT which, together with the the TorS/TorR histidine kinase/response regulator system, regulates expression of the torCAD operon for trimethylamine N-oxide reductase (TMAO reductase). It appears to bind an inducer for TMAO reductase, and shows homology to a periplasmic D-ribose binding protein. Pssm-ID: 132000 [Multi-domain] Cd Length: 295 Bit Score: 466.17 E-value: 9.65e-167
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| PBP1_TorT-like | cd06306 | TorT-like proteins, a periplasmic binding protein family that activates induction of the Tor ... |
46-309 | 3.74e-112 | ||||||
TorT-like proteins, a periplasmic binding protein family that activates induction of the Tor respiratory system upon trimethylamine N-oxide (TMAO) electron-acceptor binding in bacteria; TorT-like proteins, a periplasmic binding protein family that activates induction of the Tor respiratory system upon trimethylamine N-oxide (TMAO) electron-acceptor binding in bacteria. The Tor respiratory system is consists of three proteins (TorC, TorA, and TorD) and is induced in the presence of TMAO. The TMAO control is tightly regulated by three proteins: TorS, TorT, and TorR. Thus, the disruption of any of these proteins can abolish the Tor respiratory induction. TorT shares homology with the sugar-binding domain of the type 1 periplasmic binding proteins. The members of TorT-like family bind TMAO or related compounds and are predicted to be involved in signal transduction and/or substrate transport. Pssm-ID: 380529 [Multi-domain] Cd Length: 269 Bit Score: 326.85 E-value: 3.74e-112
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| Peripla_BP_1 | pfam00532 | Periplasmic binding proteins and sugar binding domain of LacI family; This family includes the ... |
44-337 | 9.48e-98 | ||||||
Periplasmic binding proteins and sugar binding domain of LacI family; This family includes the periplasmic binding proteins, and the LacI family transcriptional regulators. The periplasmic binding proteins are the primary receptors for chemotaxis and transport of many sugar based solutes. The LacI family of proteins consist of transcriptional regulators related to the lac repressor. In this case, generally the sugar binding domain binds a sugar which changes the DNA binding activity of the repressor domain (pfam00356). Pssm-ID: 395423 [Multi-domain] Cd Length: 281 Bit Score: 290.57 E-value: 9.48e-98
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| RbsB | COG1879 | ABC-type sugar transport system, periplasmic component, contains N-terminal xre family HTH ... |
35-314 | 5.31e-50 | ||||||
ABC-type sugar transport system, periplasmic component, contains N-terminal xre family HTH domain [Carbohydrate transport and metabolism]; Pssm-ID: 441483 [Multi-domain] Cd Length: 307 Bit Score: 168.95 E-value: 5.31e-50
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| Name | Accession | Description | Interval | E-value | ||||||
| PRK10936 | PRK10936 | TMAO reductase system periplasmic protein TorT; Provisional |
15-335 | 2.56e-168 | ||||||
TMAO reductase system periplasmic protein TorT; Provisional Pssm-ID: 236801 [Multi-domain] Cd Length: 343 Bit Score: 472.13 E-value: 2.56e-168
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| TMAO_TorT | TIGR02955 | TMAO reductase system periplasmic protein TorT; Members of this family are the periplasmic ... |
46-334 | 9.65e-167 | ||||||
TMAO reductase system periplasmic protein TorT; Members of this family are the periplasmic protein TorT which, together with the the TorS/TorR histidine kinase/response regulator system, regulates expression of the torCAD operon for trimethylamine N-oxide reductase (TMAO reductase). It appears to bind an inducer for TMAO reductase, and shows homology to a periplasmic D-ribose binding protein. Pssm-ID: 132000 [Multi-domain] Cd Length: 295 Bit Score: 466.17 E-value: 9.65e-167
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| PBP1_TorT-like | cd06306 | TorT-like proteins, a periplasmic binding protein family that activates induction of the Tor ... |
46-309 | 3.74e-112 | ||||||
TorT-like proteins, a periplasmic binding protein family that activates induction of the Tor respiratory system upon trimethylamine N-oxide (TMAO) electron-acceptor binding in bacteria; TorT-like proteins, a periplasmic binding protein family that activates induction of the Tor respiratory system upon trimethylamine N-oxide (TMAO) electron-acceptor binding in bacteria. The Tor respiratory system is consists of three proteins (TorC, TorA, and TorD) and is induced in the presence of TMAO. The TMAO control is tightly regulated by three proteins: TorS, TorT, and TorR. Thus, the disruption of any of these proteins can abolish the Tor respiratory induction. TorT shares homology with the sugar-binding domain of the type 1 periplasmic binding proteins. The members of TorT-like family bind TMAO or related compounds and are predicted to be involved in signal transduction and/or substrate transport. Pssm-ID: 380529 [Multi-domain] Cd Length: 269 Bit Score: 326.85 E-value: 3.74e-112
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| Peripla_BP_1 | pfam00532 | Periplasmic binding proteins and sugar binding domain of LacI family; This family includes the ... |
44-337 | 9.48e-98 | ||||||
Periplasmic binding proteins and sugar binding domain of LacI family; This family includes the periplasmic binding proteins, and the LacI family transcriptional regulators. The periplasmic binding proteins are the primary receptors for chemotaxis and transport of many sugar based solutes. The LacI family of proteins consist of transcriptional regulators related to the lac repressor. In this case, generally the sugar binding domain binds a sugar which changes the DNA binding activity of the repressor domain (pfam00356). Pssm-ID: 395423 [Multi-domain] Cd Length: 281 Bit Score: 290.57 E-value: 9.48e-98
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| RbsB | COG1879 | ABC-type sugar transport system, periplasmic component, contains N-terminal xre family HTH ... |
35-314 | 5.31e-50 | ||||||
ABC-type sugar transport system, periplasmic component, contains N-terminal xre family HTH domain [Carbohydrate transport and metabolism]; Pssm-ID: 441483 [Multi-domain] Cd Length: 307 Bit Score: 168.95 E-value: 5.31e-50
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| PBP1_ABC_sugar_binding-like | cd01536 | periplasmic sugar-binding domain of active transport systems that are members of the type 1 ... |
46-308 | 5.54e-32 | ||||||
periplasmic sugar-binding domain of active transport systems that are members of the type 1 periplasmic binding protein (PBP1) superfamily; Periplasmic sugar-binding domain of active transport systems that are members of the type 1 periplasmic binding protein (PBP1) superfamily. The members of this family function as the primary receptors for chemotaxis and transport of many sugar based solutes in bacteria and archaea. The sugar binding domain is also homologous to the ligand-binding domain of eukaryotic receptors such as glutamate receptor (GluR) and DNA-binding transcriptional repressors such as LacI and GalR. Moreover, this periplasmic binding domain, also known as Venus flytrap domain, undergoes transition from an open to a closed conformational state upon the binding of ligands such as lactose, ribose, fructose, xylose, arabinose, galactose/glucose, and other sugars. This family also includes the periplasmic binding domain of autoinducer-2 (AI-2) receptors such as LsrB and LuxP which are highly homologous to periplasmic pentose/hexose sugar-binding proteins. Pssm-ID: 380478 [Multi-domain] Cd Length: 268 Bit Score: 120.36 E-value: 5.54e-32
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| Peripla_BP_4 | pfam13407 | Periplasmic binding protein domain; This domain is found in a variety of bacterial periplasmic ... |
50-297 | 1.04e-16 | ||||||
Periplasmic binding protein domain; This domain is found in a variety of bacterial periplasmic binding proteins. This domain recognizes fructose (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043). Pssm-ID: 433182 [Multi-domain] Cd Length: 259 Bit Score: 78.51 E-value: 1.04e-16
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| PBP1_allose_binding | cd06320 | periplasmic allose-binding domain of bacterial transport systems that function as a primary ... |
46-315 | 3.14e-16 | ||||||
periplasmic allose-binding domain of bacterial transport systems that function as a primary receptor of active transport and chemotaxis; Periplasmic allose-binding domain of bacterial transport systems that function as a primary receptor of active transport and chemotaxis. The members of this group are belonging to a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily. Like other periplasmic receptors of the ABC-type transport systems, the allose-binding protein consists of two alpha/beta domains connected by a three-stranded hinge. This Venus flytrap-like domain undergoes transition from an open to a closed conformational state upon ligand binding. Pssm-ID: 380543 [Multi-domain] Cd Length: 283 Bit Score: 77.69 E-value: 3.14e-16
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| PBP1_ABC_sugar_binding-like | cd06321 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; This group ... |
52-308 | 5.13e-16 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; This group includes the periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consist of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380544 [Multi-domain] Cd Length: 270 Bit Score: 76.94 E-value: 5.13e-16
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| PBP1_ribose_binding | cd06323 | periplasmic sugar-binding domain of the thermophilic Thermoanaerobacter tengcongensis ribose ... |
52-310 | 5.32e-16 | ||||||
periplasmic sugar-binding domain of the thermophilic Thermoanaerobacter tengcongensis ribose binding protein (ttRBP) and its mesophilic homologs; Periplasmic sugar-binding domain of the thermophilic Thermoanaerobacter tengcongensis D-ribose binding protein (ttRBP) and its mesophilic homologs. Members of this group belong to the type 1 periplasmic binding protein superfamily, whose members are involved in chemotaxis, ATP-binding cassette transport, and intercellular communication in central nervous system. The thermophilic and mesophilic ribose-binding proteins are structurally very similar, but differ substantially in thermal stability. Pssm-ID: 380546 [Multi-domain] Cd Length: 268 Bit Score: 76.57 E-value: 5.32e-16
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| PBP1_ABC_sugar_binding-like | cd06310 | monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic ... |
56-310 | 3.95e-15 | ||||||
monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380533 [Multi-domain] Cd Length: 272 Bit Score: 74.30 E-value: 3.95e-15
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| PBP1_ABC_sugar_binding-like | cd19970 | monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of ... |
66-308 | 9.25e-15 | ||||||
monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380625 [Multi-domain] Cd Length: 275 Bit Score: 73.44 E-value: 9.25e-15
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| PBP1_ABC_sugar_binding-like | cd06317 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic ... |
48-316 | 3.78e-14 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380540 [Multi-domain] Cd Length: 281 Bit Score: 71.64 E-value: 3.78e-14
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| PBP1_ABC_sugar_binding-like | cd20008 | monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic ... |
56-311 | 9.55e-14 | ||||||
monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380663 [Multi-domain] Cd Length: 277 Bit Score: 70.34 E-value: 9.55e-14
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| PBP1_sensor_kinase-like | cd06308 | periplasmic binding domain of two-component sensor kinase signaling systems; Periplasmic ... |
53-229 | 2.37e-13 | ||||||
periplasmic binding domain of two-component sensor kinase signaling systems; Periplasmic binding domain of two-component sensor kinase signaling systems, some of which are fused with a C-terminal histidine kinase A domain (HisK) and/or a signal receiver domain (REC). Members of this group share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily and are predicted to be involved in sensing of environmental stimuli; their substrate specificities, however, are not known in detail. Pssm-ID: 380531 [Multi-domain] Cd Length: 268 Bit Score: 69.11 E-value: 2.37e-13
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| PBP1_ABC_sugar_binding-like | cd06322 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; This group ... |
52-310 | 2.95e-13 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; This group includes the periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consist of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380545 [Multi-domain] Cd Length: 270 Bit Score: 68.84 E-value: 2.95e-13
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| PBP1_ABC_sugar_binding-like | cd20006 | monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic ... |
58-302 | 4.08e-13 | ||||||
monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380661 [Multi-domain] Cd Length: 274 Bit Score: 68.39 E-value: 4.08e-13
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| PBP1_ABC_sugar_binding-like | cd06319 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic ... |
50-313 | 7.81e-12 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380542 [Multi-domain] Cd Length: 278 Bit Score: 64.69 E-value: 7.81e-12
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| PBP1_ABC_sugar_binding-like | cd20004 | monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic ... |
57-311 | 1.71e-11 | ||||||
monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380659 [Multi-domain] Cd Length: 273 Bit Score: 63.79 E-value: 1.71e-11
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| PBP1_tmGBP | cd06314 | periplasmic sugar-binding domain of Thermotoga maritima glucose-binding protein (tmGBP) and ... |
52-310 | 9.12e-11 | ||||||
periplasmic sugar-binding domain of Thermotoga maritima glucose-binding protein (tmGBP) and its close homologs; Periplasmic sugar-binding domain of Thermotoga maritima glucose-binding protein (tmGBP) and its close homologs from other bacteria. They are members of the type 1 periplasmic binding protein superfamily which consists of two domains connected by a three-stranded hinge. TmGBP is specific for glucose and its binding pocket is buried at the interface of the two domains. TmGBP also exhibits high thermostability and the highest structural similarity to E. coli glucose binding protein (ecGBP). Pssm-ID: 380537 [Multi-domain] Cd Length: 271 Bit Score: 61.44 E-value: 9.12e-11
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| PBP1_ABC_sugar_binding-like | cd06312 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic ... |
52-289 | 9.50e-11 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380535 [Multi-domain] Cd Length: 272 Bit Score: 61.48 E-value: 9.50e-11
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| PBP1_ABC_sugar_binding-like | cd19971 | monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of ... |
49-229 | 3.25e-10 | ||||||
monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380626 [Multi-domain] Cd Length: 267 Bit Score: 59.91 E-value: 3.25e-10
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| PBP1_ABC_sugar_binding-like | cd06324 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; This group ... |
50-229 | 1.04e-09 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; This group includes the periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380547 [Multi-domain] Cd Length: 317 Bit Score: 58.77 E-value: 1.04e-09
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| PBP1_ABC_sugar_binding-like | cd20007 | monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic ... |
49-310 | 3.40e-09 | ||||||
monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380662 [Multi-domain] Cd Length: 271 Bit Score: 56.86 E-value: 3.40e-09
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| PBP1_galactofuranose_YtfQ-like | cd06309 | periplasmic binding domain of ABC-type galactofuranose YtfQ-like transport systems; ... |
65-229 | 1.39e-08 | ||||||
periplasmic binding domain of ABC-type galactofuranose YtfQ-like transport systems; Periplasmic binding domain of ABC-type YtfQ-like transport systems. The YtfQ protein from Escherichia coli is up-regulated under glucose-limited conditions and shares homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily. Members of this group are predicted to be involved in the transport of sugar-containing molecules across cellular and organellar membranes; however their ligand specificity is not determined experimentally. Pssm-ID: 380532 [Multi-domain] Cd Length: 285 Bit Score: 55.30 E-value: 1.39e-08
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| PBP1_ABC_sugar_binding-like | cd19996 | monosaccharide ABC transporter substrate binding protein such as CUT2; Periplasmic ... |
66-315 | 4.21e-08 | ||||||
monosaccharide ABC transporter substrate binding protein such as CUT2; Periplasmic sugar-binding component of uncharacterized ABC-type transport systems that are members of the pentose/hexose sugar-binding protein family of the type 1 periplasmic binding protein superfamily, which consists of two alpha/beta globular domains connected by a three-stranded hinge. This Venus flytrap-like domain undergoes transition from an open to a closed conformational state upon ligand binding. Members of this group are predicted to be involved in the transport of sugar-containing molecules across cellular and organellar membranes; however their substrate specificity is not known in detail. Pssm-ID: 380651 [Multi-domain] Cd Length: 302 Bit Score: 53.78 E-value: 4.21e-08
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| PBP1_ABC_sugar_binding-like | cd06300 | periplasmic sugar-binding component of uncharacterized ABC-type transport systems that are ... |
66-315 | 6.10e-08 | ||||||
periplasmic sugar-binding component of uncharacterized ABC-type transport systems that are members of the pentose/hexose sugar-binding protein family of the type 1 periplasmic binding protein superfamily; Periplasmic sugar-binding component of uncharacterized ABC-type transport systems that are members of the pentose/hexose sugar-binding protein family of the type 1 periplasmic binding protein superfamily, which consists of two alpha/beta globular domains connected by a three-stranded hinge. This Venus flytrap-like domain undergoes transition from an open to a closed conformational state upon ligand binding. Members of this group are predicted to be involved in the transport of sugar-containing molecules across cellular and organellar membranes; however their substrate specificity is not known in detail. Pssm-ID: 380523 [Multi-domain] Cd Length: 302 Bit Score: 53.48 E-value: 6.10e-08
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| PBP1_LacI_sugar_binding-like | cd06267 | ligand binding domain of the LacI transcriptional regulator family belonging to the type 1 ... |
52-229 | 1.77e-07 | ||||||
ligand binding domain of the LacI transcriptional regulator family belonging to the type 1 periplasmic-binding fold protein superfamily; Ligand binding domain of the LacI transcriptional regulator family belonging to the type 1 periplasmic-binding fold protein superfamily. In most cases, ligands are monosaccharide including lactose, ribose, fructose, xylose, arabinose, galactose/glucose, and other sugars. The LacI family of proteins consists of transcriptional regulators related to the lac repressor. In this case, the domain sugar binding changes the DNA binding activity of the repressor domain. Pssm-ID: 380491 [Multi-domain] Cd Length: 264 Bit Score: 51.75 E-value: 1.77e-07
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| PBP1_ABC_ThpA_XypA | cd06313 | periplasmic sugar-binding proteins (ThpA and XypA) of ABC-type transport systems; This group ... |
53-315 | 2.36e-07 | ||||||
periplasmic sugar-binding proteins (ThpA and XypA) of ABC-type transport systems; This group includes periplasmic D-threitol-binding protein ThpA and xylitol/L-sorbitol-binding protein XypA, which are part of sugar ABC-type transport systems. Both ThpA and XypA share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. Pssm-ID: 380536 [Multi-domain] Cd Length: 277 Bit Score: 51.50 E-value: 2.36e-07
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| PBP1_ABC_sugar_binding-like | cd19972 | monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of ... |
52-310 | 3.90e-07 | ||||||
monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380627 [Multi-domain] Cd Length: 269 Bit Score: 50.52 E-value: 3.90e-07
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| PBP1_ABC_D-talitol-like | cd06318 | periplasmic D-talitol-binding protein of an ABC transport system and similar proteins; ... |
58-312 | 4.57e-07 | ||||||
periplasmic D-talitol-binding protein of an ABC transport system and similar proteins; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380541 [Multi-domain] Cd Length: 282 Bit Score: 50.49 E-value: 4.57e-07
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| PBP1_ABC_sugar_binding-like | cd06311 | periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic ... |
62-229 | 1.47e-06 | ||||||
periplasmic sugar-binding domain of uncharacterized ABC-type transport systems; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380534 [Multi-domain] Cd Length: 270 Bit Score: 48.90 E-value: 1.47e-06
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| PBP1_LacI-like | cd06285 | ligand-binding domain of uncharacterized DNA-binding regulatory proteins that are members of ... |
52-222 | 2.24e-06 | ||||||
ligand-binding domain of uncharacterized DNA-binding regulatory proteins that are members of the LacI-GalR family of bacterial transcription repressors; This group includes the ligand-binding domain of uncharacterized DNA-binding regulatory proteins that are members of the LacI-GalR family of bacterial transcription repressors. The LacI-GalR family repressors are composed of two functional domains: an N-terminal HTH (helix-turn-helix) domain, which is responsible for the DNA-binding specificity, and a C-terminal ligand-binding domain, which is homologous to the sugar-binding domain of ABC-type transport systems that contain the type 1 periplasmic binding protein-like fold. As also observed in the periplasmic binding proteins, the C-terminal domain of the bacterial transcription repressor undergoes a conformational change upon ligand binding which in turn changes the DNA binding affinity of the repressor. Pssm-ID: 380508 [Multi-domain] Cd Length: 269 Bit Score: 48.38 E-value: 2.24e-06
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| PBP1_GntR | cd01575 | ligand-binding domain of DNA transcription repressor GntR specific for gluconate, a member of ... |
65-229 | 2.83e-06 | ||||||
ligand-binding domain of DNA transcription repressor GntR specific for gluconate, a member of the LacI-GalR family of bacterial transcription regulators; This group represents the ligand-binding domain of DNA transcription repressor GntR specific for gluconate, a member of the LacI-GalR family of bacterial transcription regulators. The ligand-binding domain of GntR is structurally homologous to the periplasmic sugar-binding domain of ABC-type transporters and both domains contain the type 1 periplasmic binding protein-like fold. The LacI-GalR family repressors are composed of two functional domains: an N-terminal HTH (helix-turn-helix) domain, which is responsible for the DNA-binding specificity, and a C-terminal ligand-binding domain, which is homologous to the type 1 periplasmic binding proteins. As also observed in the periplasmic binding proteins, the C-terminal domain of the bacterial transcription repressor undergoes a conformational change upon ligand binding, which in turn changes the DNA binding affinity of the repressor. Pssm-ID: 380489 [Multi-domain] Cd Length: 269 Bit Score: 47.87 E-value: 2.83e-06
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| PBP1_LacI-like | cd06293 | ligand-binding domain of uncharacterized DNA-binding regulatory proteins that are members of ... |
52-229 | 3.53e-06 | ||||||
ligand-binding domain of uncharacterized DNA-binding regulatory proteins that are members of the LacI-GalR family of bacterial transcription repressors; This group includes the ligand-binding domain of uncharacterized DNA-binding regulatory proteins that are members of the LacI-GalR family of bacterial transcription repressors. The LacI-GalR family repressors are composed of two functional domains: an N-terminal HTH (helix-turn-helix) domain, which is responsible for the DNA-binding specificity, and a C-terminal ligand-binding domain, which is homologous to the sugar-binding domain of ABC-type transport systems that contain the type 1 periplasmic binding protein-like fold. As also observed in the periplasmic binding proteins, the C-terminal domain of the bacterial transcription repressor undergoes a conformational change upon ligand binding which in turn changes the DNA binding affinity of the repressor. Pssm-ID: 380516 [Multi-domain] Cd Length: 270 Bit Score: 47.65 E-value: 3.53e-06
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| PBP1_ABC_sugar_binding-like | cd19965 | monosaccharide ABC transporter substrate binding protein CUT2 family and similar proteins; ... |
52-289 | 5.09e-06 | ||||||
monosaccharide ABC transporter substrate binding protein CUT2 family and similar proteins; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380620 [Multi-domain] Cd Length: 272 Bit Score: 47.27 E-value: 5.09e-06
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| PBP1_ABC_sugar_binding-like | cd19998 | monosaccharide ABC transporter substrate binding protein such as CUT2; Periplasmic ... |
75-313 | 8.19e-06 | ||||||
monosaccharide ABC transporter substrate binding protein such as CUT2; Periplasmic sugar-binding component of uncharacterized ABC-type transport systems that are members of the pentose/hexose sugar-binding protein family of the type 1 periplasmic binding protein superfamily, which consists of two alpha/beta globular domains connected by a three-stranded hinge. This Venus flytrap-like domain undergoes transition from an open to a closed conformational state upon ligand binding. Members of this group are predicted to be involved in the transport of sugar-containing molecules across cellular and organellar membranes; however their substrate specificity is not known in detail. Pssm-ID: 380653 [Multi-domain] Cd Length: 302 Bit Score: 46.90 E-value: 8.19e-06
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| PBP1_ABC_sugar_binding-like | cd19966 | monosaccharide ABC transporter substrate binding protein CUT2 family and simialr proteins; ... |
56-288 | 1.28e-05 | ||||||
monosaccharide ABC transporter substrate binding protein CUT2 family and simialr proteins; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380621 [Multi-domain] Cd Length: 278 Bit Score: 46.16 E-value: 1.28e-05
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| PBP1_sugar_binding | cd06307 | periplasmic sugar-binding domain of uncharacterized transport systems; Periplasmic ... |
126-311 | 3.52e-05 | ||||||
periplasmic sugar-binding domain of uncharacterized transport systems; Periplasmic sugar-binding domain of uncharacterized transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein (PBP1) superfamily. The members of this group are predicted to be involved in the transport of sugar-containing molecules across cellular and organellar membranes. Pssm-ID: 380530 [Multi-domain] Cd Length: 275 Bit Score: 44.86 E-value: 3.52e-05
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| PBP1_ABC_sugar_binding-like | cd19969 | monosaccharide ABC transporter substrate binding protein; Periplasmic sugar-binding domain of ... |
58-227 | 3.75e-05 | ||||||
monosaccharide ABC transporter substrate binding protein; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380624 [Multi-domain] Cd Length: 278 Bit Score: 44.64 E-value: 3.75e-05
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| PBP1_rhizopine_binding-like | cd06301 | periplasmic binding proteins specific to rhizopines; Periplasmic binding proteins specific to ... |
53-305 | 1.18e-04 | ||||||
periplasmic binding proteins specific to rhizopines; Periplasmic binding proteins specific to rhizopines, which are simple sugar-like compounds produced in the nodules induced by the symbiotic root nodule bacteria, such as Rhizobium and Sinorhizobium. Rhizopine-binding-like proteins from other bacteria are also included. Two inositol based rhizopine compounds are known to date: L-3-O-methly-scyllo-inosamine (3-O-MSI) and scyllo-inosamine. Bacterial strains that can metabolize rhizopine have a greater competitive advantage in nodulation and rhizopine synthesis is regulated by NifA/NtrA regulatory transcription activators which are maximally expressed at the onset of nitrogen fixation in bacteroids. The members of this group belong to the pentose/hexose sugar-binding protein family of the type 1 periplasmic binding protein superfamily. Pssm-ID: 380524 [Multi-domain] Cd Length: 272 Bit Score: 42.99 E-value: 1.18e-04
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| PBP1_TmRBP-like | cd19967 | D-ribose ABC transporter substrate-binding protein such as Thermoanaerobacter tengcongensis ... |
52-297 | 8.18e-04 | ||||||
D-ribose ABC transporter substrate-binding protein such as Thermoanaerobacter tengcongensis ribose binding protein (ttRBP); Periplasmic sugar-binding domain of the thermophilic Thermoanaerobacter tengcongensis ribose binding protein (ttRBP) and its mesophilic homologs. Members of this group are belonging to the type 1 periplasmic binding protein superfamily, whose members are involved in chemotaxis, ATP-binding cassette transport, and intercellular communication in central nervous system. The thermophilic and mesophilic ribose-binding proteins are structurally very similar, but differ substantially in thermal stability. Pssm-ID: 380622 [Multi-domain] Cd Length: 272 Bit Score: 40.38 E-value: 8.18e-04
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| PBP1_ABC_sugar_binding-like | cd20005 | monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic ... |
58-302 | 8.32e-04 | ||||||
monosaccharide ABC transporter substrate-binding protein such as CUT2; Periplasmic sugar-binding domain of uncharacterized ABC-type transport systems that share homology with a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein superfamily, which consists of two domains connected by a three-stranded hinge. The substrate specificity of this group is not known, but it is predicted to be involved in the transport of sugar-containing molecules and chemotaxis. Pssm-ID: 380660 [Multi-domain] Cd Length: 274 Bit Score: 40.69 E-value: 8.32e-04
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| PBP1_ABC_sugar_binding-like | cd19973 | monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of ... |
65-229 | 9.86e-04 | ||||||
monosaccharide ABC transporter substrate-binding protein; Periplasmic sugar-binding domain of active transport systems that are members of the type 1 periplasmic binding protein (PBP1) superfamily. The members of this family function as the primary receptors for chemotaxis and transport of many sugar based solutes in bacteria and archaea. The sugar binding domain is also homologous to the ligand-binding domain of eukaryotic receptors such as glutamate receptor (GluR) and DNA-binding transcriptional repressors such as LacI and GalR. Moreover, this periplasmic binding domain, also known as Venus flytrap domain, undergoes transition from an open to a closed conformational state upon the binding of ligands such as lactose, ribose, fructose, xylose, arabinose, galactose/glucose, and other sugars. This family also includes the periplasmic binding domain of autoinducer-2 (AI-2) receptors such as LsrB and LuxP which are highly homologous to periplasmic pentose/hexose sugar-binding proteins. Pssm-ID: 380628 [Multi-domain] Cd Length: 285 Bit Score: 40.53 E-value: 9.86e-04
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| PBP1_MalI-like | cd06289 | ligand-binding domain of MalI, a transcription regulator of the maltose system of Escherichia ... |
65-229 | 1.43e-03 | ||||||
ligand-binding domain of MalI, a transcription regulator of the maltose system of Escherichia coli and its close homologs from other bacteria; This group includes the ligand-binding domain of MalI, a transcription regulator of the maltose system of Escherichia coli and its close homologs from other bacteria. They are members of the LacI-GalR family of repressor proteins which are composed of two functional domains: an N-terminal HTH (helix-turn-helix) domain, which is responsible for the DNA-binding specificity, and a C-terminal ligand-binding domain, which is homologous to the sugar-binding domain of ABC-type transport systems that contain the type 1 periplasmic binding protein-like fold. As also observed in the periplasmic binding proteins, the C-terminal domain of the bacterial transcription repressor undergoes a conformational change upon ligand binding which in turn changes the DNA binding affinity of the repressor. Pssm-ID: 380512 [Multi-domain] Cd Length: 268 Bit Score: 39.86 E-value: 1.43e-03
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| PBP1_methylthioribose_binding-like | cd06305 | similar to methylthioribose-binding protein of ABC-type transport systems that belong to a ... |
65-165 | 1.91e-03 | ||||||
similar to methylthioribose-binding protein of ABC-type transport systems that belong to a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein (PBP1) superfamily; Proteins similar to methylthioribose-binding protein of ABC-type transport systems that belong to a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein (PBP1) superfamily, which consists of two alpha/beta globular domains connected by a three-stranded hinge. This Venus flytrap-like domain undergoes transition from an open to a closed conformational state upon ligand binding. The sugar-binding domain of the periplasmic proteins in this group is also homologous to the ligand-binding domain of eukaryotic receptors such as metabotropic glutamate receptor (mGluR), DNA-binding transcriptional repressors such as LacI and GalR. Pssm-ID: 380528 [Multi-domain] Cd Length: 273 Bit Score: 39.59 E-value: 1.91e-03
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| PBP1_ABC_xylose_binding-like | cd19995 | periplasmic xylose-like sugar-binding component of the ABC-type transport systems; Periplasmic ... |
65-187 | 7.99e-03 | ||||||
periplasmic xylose-like sugar-binding component of the ABC-type transport systems; Periplasmic xylose-binding component of the ABC-type transport systems that belong to a family of pentose/hexose sugar-binding proteins of the type 1 periplasmic binding protein (PBP1) superfamily, which consists of two alpha/beta globular domains connected by a three-stranded hinge. This Venus flytrap-like domain undergoes a transition from an open to a closed conformational state upon ligand binding. Moreover, the periplasmic xylose-binding protein is homologous to the ligand-binding domain of eukaryotic receptors such as glutamate receptor (GluR) and DNA-binding transcriptional repressors such as LacI and GalR. Pssm-ID: 380650 [Multi-domain] Cd Length: 294 Bit Score: 37.65 E-value: 7.99e-03
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