1NTB
2.9 A crystal structure of Streptomycin RNA-aptamer complex
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | 5'-R(*GP*GP*AP*UP*CP*GP*CP*AP*UP*UP*UP*GP*GP*AP*CP*UP*UP*CP*UP*GP*CP*C)-3' | polymer | 22 | 6988.1 | 1 | |||
2 | B | 5'-R(*CP*GP*GP*CP*AP*CP*CP*AP*CP*GP*GP*UP*CP*GP*GP*AP*UP*C)-3' | polymer | 18 | 5762.5 | 1 | |||
3 | A | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
4 | A | STREPTOMYCIN | non-polymer | 581.6 | 1 | Chemie (SRY) | |||
5 | B | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
6 | water | water | 18.0 | 6 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 12750.6 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 651.9 | |
All* | Total formula weight | 13402.5 |