6E7M
Crystal structure of the holo retinal-bound domain-swapped dimer Q108K:T51D:A28C mutant of human Cellular Retinol Binding Protein II
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D | Retinol-binding protein 2 | polymer | 133 | 15644.6 | 4 | UniProt (P50120) Pfam (PF00061) In PDB | Homo sapiens (Human) | Cellular retinol-binding protein II,CRBP-II |
| 2 | A, B, C, D | ACETATE ION | non-polymer | 59.0 | 10 | Chemie (ACT) | |||
| 3 | A, B, C, D | GLYCEROL | non-polymer | 92.1 | 6 | Chemie (GOL) | |||
| 4 | D | RETINAL | non-polymer | 284.4 | 1 | Chemie (RET) | |||
| 5 | water | water | 18.0 | 33 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 133 (UniProt: P50120)
| PDB | External Database | Details |
|---|---|---|
| Cys 28 | Ala 29 | engineered mutation |
| Asp 51 | Thr 52 | engineered mutation |
| Lys 108 | Gln 109 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 62578.2 | |
| Non-Polymers* | Number of molecules | 17 |
| Total formula weight | 1427.4 | |
| All* | Total formula weight | 64005.6 |
