3PX4
Crystal Structure of Bacillus DNA Polymerase I Large Fragment Bound to DNA and ddCTP-dA Mismatch (wobble) in Ajar Conformation
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, D) | DNA polymerase I | polymer | 592 | 67490.3 | 2 | UniProt (Q5KWC1) Pfam (PF22619) Pfam (PF00476) | Geobacillus kaustophilus | |
| 2 | C, E (B, E) | DNA (5'-D(*CP*CP*TP*GP*AP*CP*TP*CP*(DOC))-3') | polymer | 9 | 2635.8 | 2 | |||
| 3 | D, F (C, F) | DNA (5'-D(*CP*AP*TP*AP*GP*GP*AP*GP*TP*CP*AP*GP*G)-3') | polymer | 13 | 4040.6 | 2 | |||
| 4 | G, H (A, D) | 2',3'-DIDEOXYCYTIDINE 5'-TRIPHOSPHATE | non-polymer | 451.2 | 2 | Chemie (DCT) | |||
| 5 | I (D) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 6 | J, K (D) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 7 | L, M, N, O, P... (A, D, B, C, E...) | water | water | 18.0 | 1468 | Chemie (HOH) |
Sequence modifications
A, D: 285 - 876 (UniProt: Q5KWC1)
| PDB | External Database | Details |
|---|---|---|
| Ala 598 | Asp 600 | engineered mutation |
| Tyr 710 | Phe 712 | engineered mutation |
| His 823 | Arg 825 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 148333.4 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1118.7 | |
| All* | Total formula weight | 149452.1 |
