4EHQ
Crystal Structure of Calmodulin Binding Domain of Orai1 in Complex with Ca2+/Calmodulin Displays a Unique Binding Mode
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Calmodulin | polymer | 148 | 16721.3 | 1 | UniProt (P62161) Pfam (PF13499) UniProt (by SIFTS) (P0DP29) | Rattus norvegicus (brown rat rat rats) | CaM |
| 2 | B (G) | Calcium release-activated calcium channel protein 1 | polymer | 20 | 2393.9 | 1 | UniProt (Q96D31) | Homo sapiens | Protein orai-1, Transmembrane protein 142A |
| 3 | C, D, E, F (A) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 4 | G, H, I, J (A, G) | GAMMA-BUTYROLACTONE | non-polymer | 86.1 | 4 | Chemie (GBL) | |||
| 5 | K, L (A, G) | water | water | 18.0 | 88 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 19115.2 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 504.7 | |
| All* | Total formula weight | 19619.9 |
