1N4D
The Ligand-Free Structure of E coli BtuF, the Periplasmic Binding Protein for Vitamin B12
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | d1n4da_ | Alpha and beta proteins (a/b) | Chelatase-like | 'Helical backbone' metal receptor | TroA-like | Vitamin B12 binding protein BtuF | (Escherichia coli ) [TaxId: 562 ], | SCOPe (2.08) |
B | d1n4db_ | Alpha and beta proteins (a/b) | Chelatase-like | 'Helical backbone' metal receptor | TroA-like | Vitamin B12 binding protein BtuF | (Escherichia coli ) [TaxId: 562 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | Peripla_BP_2_N | e1n4dA1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Chelatase-like | F: Peripla_BP_2_N | ECOD (1.6) |
B | Peripla_BP_2_N | e1n4dB1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Chelatase-like | F: Peripla_BP_2_N | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 3.40.50.1980 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | Nitrogenase molybdenum iron protein domain | CATH (4.3.0) |
B | 3.40.50.1980 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | Nitrogenase molybdenum iron protein domain | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF01497 | Periplasmic binding protein (Peripla_BP_2) | Periplasmic binding protein | This is sensor domain found in bacterial periplasmic binding proteins, several of which are involved in iron and cobalamin transport [1,2,3]. Among its ligands are siderophores bacillibactin, enterobactin and iron(III)-hydroxamates (Matilla et. al., ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR051030 | Vitamin B12-binding component of ABC transporter | Family | |
IPR023544 | ABC transporter, vitamin B12-binding protein | Family | |
IPR002491 | ABC transporter periplasmic binding domain | Domain |