1N9Y
Streptavidin Mutant S27A at 1.5A Resolution
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 (A, B, C, D) | Streptavidin | polymer | 127 | 13265.3 | 4 | UniProt (P22629) Pfam (PF01382) | Streptomyces avidinii | |
| 2 | E (A) | (4R)-2-METHYLPENTANE-2,4-DIOL | non-polymer | 118.2 | 1 | Chemie (MRD) | |||
| 3 | F, G, H, I (B, C, D) | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 4 | Chemie (MPD) | |||
| 4 | J, K, L, M (A, B, C, D) | water | water | 18.0 | 419 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 13 - 139 (UniProt: P22629)
| PDB | External Database | Details |
|---|---|---|
| Ala 27 | Ser 51 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 53061.3 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 590.9 | |
| All* | Total formula weight | 53652.2 |
