4DKW
Structure of P22 Large terminase nuclease domain
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 (A, B, C, D) | Large terminase protein | polymer | 211 | 24613.9 | 4 | UniProt (P26745) Pfam (PF17289) | Enterobacteria phage P22 | DNA-packaging protein gp2, Terminase large subunit |
| 2 | E, F, H, I, K... (A, B, C, D) | MAGNESIUM ION | non-polymer | 24.3 | 8 | Chemie (MG) | |||
| 3 | G, J, M, P (A, B, C, D) | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 4 | Q, R, S, T (A, B, C, D) | water | water | 18.0 | 1112 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 98455.7 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 578.7 | |
| All* | Total formula weight | 99034.3 |
