4WUZ
Crystal structure of lambda exonuclease in complex with DNA and Ca2+
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 | Exonuclease | polymer | 229 | 26222.9 | 3 | UniProt (P03697) Pfam (PF09588) In PDB | Enterobacteria phage lambda | |
| 2 | D | DNA (5'-D(*TP*T*TP*CP*GP*GP*TP*AP*CP*AP*GP*TP*AP*G)-3') | polymer | 14 | 4310.8 | 1 | synthetic | ||
| 3 | E | DNA (5'-D(P*AP*GP*CP*TP*AP*CP*TP*GP*TP*AP*CP*CP*GP*A)-3') | polymer | 14 | 4264.8 | 1 | synthetic | ||
| 4 | A, B, C | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 5 | A, C | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
| 6 | water | water | 18.0 | 236 | Chemie (HOH) |
Sequence modifications
A, B, C: 1 - 226 (UniProt: P03697)
| PDB | External Database | Details |
|---|---|---|
| Gly -2 | - | expression tag |
| Ser -1 | - | expression tag |
| His 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 87244.2 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 310.2 | |
| All* | Total formula weight | 87554.4 |
