4FRG
Crystal structure of the cobalamin riboswitch aptamer domain
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | B, X | cobalamin riboswitch aptamer domain | polymer | 84 | 27135.2 | 2 | Marine metagenome | ||
2 | B, X | Hydroxocobalamin | non-polymer | 1345.3 | 2 | Chemie (I2A) | |||
3 | X, B | IRIDIUM (III) ION | non-polymer | 192.2 | 17 | Chemie (IR3) | |||
4 | X, B | MAGNESIUM ION | non-polymer | 24.3 | 16 | Chemie (MG) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 54270.5 | |
Non-Polymers* | Number of molecules | 35 |
Total formula weight | 6347.3 | |
All* | Total formula weight | 60617.7 |