2GRX
Crystal structure of TonB in complex with FhuA, E. coli outer membrane receptor for ferrichrome
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0009279 | cellular_component | cell outer membrane |
| A | 0015343 | molecular_function | siderophore-iron transmembrane transporter activity |
| A | 0015891 | biological_process | siderophore transport |
| A | 0038023 | molecular_function | signaling receptor activity |
| B | 0009279 | cellular_component | cell outer membrane |
| B | 0015343 | molecular_function | siderophore-iron transmembrane transporter activity |
| B | 0015891 | biological_process | siderophore transport |
| B | 0038023 | molecular_function | signaling receptor activity |
| C | 0015891 | biological_process | siderophore transport |
| C | 0030288 | cellular_component | outer membrane-bounded periplasmic space |
| C | 0031992 | molecular_function | energy transducer activity |
| C | 0055085 | biological_process | transmembrane transport |
| D | 0015891 | biological_process | siderophore transport |
| D | 0030288 | cellular_component | outer membrane-bounded periplasmic space |
| D | 0031992 | molecular_function | energy transducer activity |
| D | 0055085 | biological_process | transmembrane transport |
Functional Information from PROSITE/UniProt
| site_id | PS01156 |
| Number of Residues | 18 |
| Details | TONB_DEPENDENT_REC_2 TonB-dependent receptor (TBDR) proteins signature 2. GcfwGaERqVvATAtFrF |
| Chain | Residue | Details |
| A | GLY708-PHE725 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 354 |
| Details | Transmembrane: {"description":"Beta stranded"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 478 |
| Details | Topological domain: {"description":"Extracellular"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 92 |
| Details | Topological domain: {"description":"Periplasmic"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 224 |
| Details | Domain: {"description":"TBDR plug","evidences":[{"source":"PROSITE-ProRule","id":"PRU01360","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 34 |
| Details | Motif: {"description":"TonB C-terminal box"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 14 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"10850805","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"9856937","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"9865695","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"9856937","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 2 |
| Details | Site: {"description":"Interaction with phage T5 RBP-pb5","evidences":[{"source":"PubMed","id":"36779755","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
