206D
BASE-PAIR OPENING AND SPERMINE BINDING-B-DNA FEATURES DISPLAYED IN THE CRYSTAL STRUCTURE OF A GAL OPERON FRAGMENT: IMPLICATIONS FOR PROTEIN-DNA RECOGNITION
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | DNA (5'-D(*CP*GP*GP*TP*GP*G)-3') | polymer | 6 | 1865.2 | 1 | |||
| 2 | B (B) | DNA (5'-D(*CP*CP*AP*CP*CP*G)-3') | polymer | 6 | 1754.2 | 1 | |||
| 3 | C, D (A) | SPERMINE | non-polymer | 202.3 | 2 | Chemie (SPM) | |||
| 4 | E, F (A, B) | water | water | 18.0 | 17 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 3619.4 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 404.7 | |
| All* | Total formula weight | 4024.1 |
