4I3H
A three-gate structure of topoisomerase IV from Streptococcus pneumoniae
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | E, G | DNA (5'-D(*CP*AP*AP*AP*GP*GP*CP*GP*GP*TP*AP*AP*TP*AP*CP*GP*GP*TP*TP*AP*TP*CP*CP*AP*CP*AP*GP*AP*AP*TP*CP*AP*GP*G)-3') | polymer | 34 | 10525.8 | 2 | |||
2 | F, H | DNA (5'-D(*CP*CP*TP*GP*AP*TP*TP*CP*TP*GP*TP*GP*GP*AP*TP*AP*AP*CP*CP*GP*TP*AP*TP*TP*AP*CP*CP*GP*CP*CP*TP*TP*TP*G)-3') | polymer | 34 | 10391.7 | 2 | |||
3 | A, B | Topoisomerase IV subunit B, DNA topoisomerase 4 subunit A chimera | polymer | 1144 | 128323.9 | 2 | UniProt (Q3HZ71) UniProt (D6ZLV0) Pfam (PF02518) Pfam (PF00204) Pfam (PF01751) Pfam (PF00986) Pfam (PF00521) UniProt (by SIFTS) (Q59961) UniProt (by SIFTS) (P72525) In PDB | Streptococcus pneumoniae | |
4 | A, B, H | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
5 | water | water | 18.0 | 2 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 999 (UniProt: Q3HZ71)
A, B: 1001 - 1488 (UniProt: D6ZLV0)
PDB | External Database | Details |
---|---|---|
His 1000 | - | linker |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 6 |
Total formula weight | 298482.7 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 72.9 | |
All* | Total formula weight | 298555.6 |