1ZT2
Heterodimeric structure of the core primase.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C | DNA primase small subunit | polymer | 330 | 37643.9 | 2 | UniProt (Q97Z83) Pfam (PF01896) Pfam (PF20873) In PDB | Sulfolobus solfataricus | |
| 2 | B, D | DNA primase large subunit | polymer | 212 | 24906.3 | 2 | UniProt (Q9UWW1) Pfam (PF04104) In PDB | Sulfolobus solfataricus | |
| 3 | A, C | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 4 | C, A, B, D | SULFATE ION | non-polymer | 96.1 | 39 | Chemie (SO4) | |||
| 5 | water | water | 18.0 | 12 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 125100.3 | |
| Non-Polymers* | Number of molecules | 41 |
| Total formula weight | 3877.3 | |
| All* | Total formula weight | 128977.6 |
