4TWL
Crystal structure of dioscorin complexed with ascorbate
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Dioscorin 5 | polymer | 246 | 28217.6 | 2 | UniProt (A7MAQ2) Pfam (PF00194) | Dioscorea japonica (Japanese yam) | |
| 2 | C, D, F, G, H (A, B) | SULFATE ION | non-polymer | 96.1 | 5 | Chemie (SO4) | |||
| 3 | E, I (A, B) | ASCORBIC ACID | non-polymer | 176.1 | 2 | Chemie (ASC) | |||
| 4 | J, K (A, B) | water | water | 18.0 | 93 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 246 (UniProt: A7MAQ2)
| PDB | External Database | Details |
|---|---|---|
| Asp 9 | Glu 34 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 56435.2 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 832.6 | |
| All* | Total formula weight | 57267.8 |
