2NTU
Bacteriorhodopsin, wild type, before illumination
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Bacteriorhodopsin | polymer | 249 | 26929.5 | 1 | UniProt (P02945) Pfam (PF01036) | Halobacterium salinarum | BR |
| 2 | B (A) | RETINAL | non-polymer | 284.4 | 1 | Chemie (RET) | |||
| 3 | C (A) | water | water | 18.0 | 23 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 26929.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 284.4 | |
| All* | Total formula weight | 27213.9 |
