4FZ0
Crystal structure of acid-sensing ion channel in complex with psalmotoxin 1 at low pH
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 (A, B, C) | Acid-sensing ion channel 1 | polymer | 450 | 51327.4 | 3 | UniProt (Q1XA76) Pfam (PF00858) | Gallus gallus (bantam chickens) | ASIC1, Amiloride-sensitive cation channel 2, neuronal |
| 2 | D, E, F (M, N, O) | Pi-theraphotoxin-Pc1a | polymer | 40 | 4705.5 | 3 | UniProt (P60514) | Psalmopoeus cambridgei | Pi-TRTX-Pc1a, PcTx1, Psalmotoxin-1 |
| 3 | G, J, L (A, B, C) | CHLORIDE ION | non-polymer | 35.5 | 3 | Chemie (CL) | |||
| 4 | H, I, K, O, P (A, B, C) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 5 | Chemie (NAG) | |||
| 5 | M, N (C) | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 6 | Q, R, S, T, U... (A, B, C, M, N...) | water | water | 18.0 | 144 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 168098.6 | |
| Non-Polymers* | Number of molecules | 10 |
| Total formula weight | 1396.6 | |
| All* | Total formula weight | 169495.2 |
