4H1W
E1 structure of the (SR) Ca2+-ATPase in complex with Sarcolipin
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | SERCA1a | polymer | 994 | 109602.6 | 1 | UniProt (B6CAM1) Pfam (PF00690) Pfam (PF00122) Pfam (PF13246) Pfam (PF00702) Pfam (PF00689) UniProt (by SIFTS) (P04191) In PDB | Oryctolagus cuniculus (European rabbit Japanese white rabbit domestic rabbit rabbits) | |
| 2 | B | Sarcolipin | polymer | 31 | 3776.5 | 1 | UniProt (P42532) Pfam (PF05366) In PDB | Oryctolagus cuniculus (European rabbit Japanese white rabbit domestic rabbit rabbits) | |
| 3 | A | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
| 4 | A | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
| 5 | A | PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER | non-polymer | 505.2 | 1 | Chemie (ACP) | |||
| 6 | water | water | 18.0 | 8 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 113379.1 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 617.2 | |
| All* | Total formula weight | 113996.3 |
