1I9B
X-RAY STRUCTURE OF ACETYLCHOLINE BINDING PROTEIN (ACHBP)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E (A, B, C, D, E) | ACETYLCHOLINE BINDING PROTEIN | polymer | 217 | 24688.3 | 5 | UniProt (P58154) Pfam (PF02931) | Lymnaea stagnalis (great pond snail) | ACHBP |
| 2 | F, G, I, K, M... (A, B, C, D, E) | CALCIUM ION | non-polymer | 40.1 | 8 | Chemie (CA) | |||
| 3 | H, J, L, N, R (A, B, C, D, E) | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 5 | Chemie (EPE) | |||
| 4 | S, T, U, V, W (A, B, C, D, E) | water | water | 18.0 | 19 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 123441.7 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 1512.1 | |
| All* | Total formula weight | 124953.9 |
