1NQH
OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, WITH BOUND CALCIUM AND CYANOCOBALAMIN (VITAMIN B12) SUBSTRATE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | VITAMIN B12 RECEPTOR | polymer | 594 | 66386.2 | 1 | UniProt (P06129) Pfam (PF07715) Pfam (PF00593) | Escherichia coli | OUTER MEMBRANE COBALAMIN TRANSPORTER |
| 2 | B, C, D, E (A) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 3 | F (A) | CYANOCOBALAMIN | non-polymer | 1356.4 | 1 | Chemie (CNC) | |||
| 4 | G, H, I, J, K... (A) | (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE | non-polymer | 306.4 | 6 | Chemie (C8E) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 66386.2 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 3355.3 | |
| All* | Total formula weight | 69741.5 |
