1LBG
LACTOSE OPERON REPRESSOR BOUND TO 21-BASE PAIR SYMMETRIC OPERATOR DNA, ALPHA CARBONS ONLY
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
E [auth A] | SCOP2B Superfamily | lambda C1 repressor DNA-binding domain-like | 8037209 | 3000119 | SCOP2B (2022-06-29) |
E [auth A] | SCOP2B Superfamily | Type 1 solute binding protein-like | 8037462 | 3000125 | SCOP2B (2022-06-29) |
F [auth B] | SCOP2B Superfamily | lambda C1 repressor DNA-binding domain-like | 8037209 | 3000119 | SCOP2B (2022-06-29) |
F [auth B] | SCOP2B Superfamily | Type 1 solute binding protein-like | 8037462 | 3000125 | SCOP2B (2022-06-29) |
H [auth D] | SCOP2B Superfamily | lambda C1 repressor DNA-binding domain-like | 8037209 | 3000119 | SCOP2B (2022-06-29) |
H [auth D] | SCOP2B Superfamily | Type 1 solute binding protein-like | 8037462 | 3000125 | SCOP2B (2022-06-29) |
G [auth C] | SCOP2B Superfamily | lambda C1 repressor DNA-binding domain-like | 8037209 | 3000119 | SCOP2B (2022-06-29) |
G [auth C] | SCOP2B Superfamily | Type 1 solute binding protein-like | 8037462 | 3000125 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
E [auth A] | LacI | e1lbgA3 | A: alpha arrays | X: HTH | H: HTH | T: tetra-helical, lambda repressor-like | F: LacI | ECOD (1.6) |
E [auth A] | Peripla_BP_3 | e1lbgA1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_3 | ECOD (1.6) |
E [auth A] | Peripla_BP_1_1st_1 | e1lbgA2 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_1_1st_1 | ECOD (1.6) |
F [auth B] | LacI | e1lbgB3 | A: alpha arrays | X: HTH | H: HTH | T: tetra-helical, lambda repressor-like | F: LacI | ECOD (1.6) |
F [auth B] | Peripla_BP_3 | e1lbgB1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_3 | ECOD (1.6) |
F [auth B] | Peripla_BP_1_1st_1 | e1lbgB2 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_1_1st_1 | ECOD (1.6) |
H [auth D] | LacI | e1lbgD3 | A: alpha arrays | X: HTH | H: HTH | T: tetra-helical, lambda repressor-like | F: LacI | ECOD (1.6) |
H [auth D] | Peripla_BP_3 | e1lbgD1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_3 | ECOD (1.6) |
H [auth D] | Peripla_BP_1_1st_1 | e1lbgD2 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_1_1st_1 | ECOD (1.6) |
G [auth C] | LacI | e1lbgC3 | A: alpha arrays | X: HTH | H: HTH | T: tetra-helical, lambda repressor-like | F: LacI | ECOD (1.6) |
G [auth C] | Peripla_BP_3 | e1lbgC1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_3 | ECOD (1.6) |
G [auth C] | Peripla_BP_1_1st_1 | e1lbgC2 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Periplasmic binding protein-like I | F: Peripla_BP_1_1st_1 | ECOD (1.6) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
E [auth A], F [auth B], G [auth C], H [auth D] | PF13377 | Periplasmic binding protein-like domain (Peripla_BP_3) | Periplasmic binding protein-like domain | This domain is found in a variety of transcriptional regulatory proteins. It is related to bacterial periplasmic binding proteins, although this domain is unlikely to be found in the periplasm. This domain acts as a sensor binding small molecule liga ... | Domain |
E [auth A], F [auth B], G [auth C], H [auth D] | PF00356 | Bacterial regulatory proteins, lacI family (LacI) | Bacterial regulatory proteins, lacI family | - | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
E [auth A], F [auth B], G [auth C], H [auth D] | IPR046335 | Transcriptional regulator LacI/GalR-like, sensor domain | Domain |
E [auth A], F [auth B], G [auth C], H [auth D] | IPR000843 | LacI-type HTH domain | Domain |
E [auth A], F [auth B], G [auth C], H [auth D] | IPR028082 | Periplasmic binding protein-like I | Homologous Superfamily |
E [auth A], F [auth B], G [auth C], H [auth D] | IPR010982 | Lambda repressor-like, DNA-binding domain superfamily | Homologous Superfamily |