5HXC
Structural mechanisms of extracellular ion exchange and induced binding-site occlusion in the sodium-calcium exchanger NCX_Mj soaked with 20 mM Na+ and zero Ca2+
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | sodium,calcium exchanger | polymer | 304 | 32331.5 | 1 | UniProt (Q57556) Pfam (PF01699) In PDB | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) | |
| 2 | A | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 3 | A | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 4 | A | PENTAETHYLENE GLYCOL | non-polymer | 238.3 | 2 | Chemie (1PE) | |||
| 5 | A | 3,5,7-TRIHYDROXY-2-(3,4,5-TRIHYDROXYPHENYL)-4H-CHROMEN-4-ONE | non-polymer | 318.2 | 7 | Chemie (MYC) | |||
| 6 | A | PENTADECANE | non-polymer | 212.4 | 3 | Chemie (MYS) | |||
| 7 | A | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate | non-polymer | 356.5 | 3 | Chemie (OLC) | |||
| 8 | water | water | 18.0 | 68 | Chemie (HOH) |
Sequence modifications
A: 1 - 302 (UniProt: Q57556)
| PDB | External Database | Details |
|---|---|---|
| Val 2 | Leu 2 | engineered mutation |
| Gly 303 | - | expression tag |
| Gly 304 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 32331.5 | |
| Non-Polymers* | Number of molecules | 20 |
| Total formula weight | 4560.2 | |
| All* | Total formula weight | 36891.7 |
