1NC9
STREPTAVIDIN MUTANT Y43A WITH IMINOBIOTIN AT 1.8A 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 | Streptavidin | polymer | 127 | 13189.2 | 4 | UniProt (P22629) Pfam (PF01382) In PDB | Streptomyces avidinii | |
| 2 | A | 2-IMINOBIOTIN | non-polymer | 243.3 | 1 | Chemie (IMI) | |||
| 3 | water | water | 18.0 | 101 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 13 - 139 (UniProt: P22629)
| PDB | External Database | Details |
|---|---|---|
| Ala 43 | Tyr 67 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 52757.0 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 243.3 | |
| All* | Total formula weight | 53000.3 |
