4NAB
Structure of the (SR)Ca2+-ATPase mutant E309Q in the Ca2-E1-MgAMPPCP form
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Sarcoplasmic/endoplasmic reticulum calcium ATPase 1 | polymer | 1000 | 110182.3 | 1 | UniProt (P04191) Pfam (PF00690) Pfam (PF00122) Pfam (PF13246) Pfam (PF00702) Pfam (PF00689) | Oryctolagus cuniculus (European rabbit Japanese white rabbit domestic rabbit rabbits) | SERCA1, SR Ca(2+)-ATPase 1, Calcium pump 1, Calcium-transporting ATPase sarcoplasmic reticulum type, fast twitch skeletal muscle isoform, Endoplasmic reticulum class 1/2 Ca(2+) ATPase |
| 2 | B, C (A) | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 3 | D (A) | 1,2-DIOLEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE | non-polymer | 787.1 | 1 | Chemie (PCW) | |||
| 4 | E (A) | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
| 5 | F (A) | water | water | 18.0 | 2 | Chemie (HOH) |
Sequence modifications
A: 1 - 994 (UniProt: P04191)
| PDB | External Database | Details |
|---|---|---|
| Gln 309 | Glu 309 | engineered mutation |
| Gly 995 | - | expression tag |
| Gly 996 | - | expression tag |
| Leu 997 | - | expression tag |
| Val 998 | - | expression tag |
| Pro 999 | - | expression tag |
| Arg 1000 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 110182.3 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 906.4 | |
| All* | Total formula weight | 111088.7 |
