1DF8
S45A MUTANT OF STREPTAVIDIN IN COMPLEX WITH BIOTIN
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | PROTEIN (STREPTAVIDIN) | polymer | 127 | 13265.3 | 2 | UniProt (P22629) Pfam (PF01382) In PDB | Streptomyces avidinii | CORE STREPTAVIDIN |
| 2 | A, B | BIOTIN | non-polymer | 244.3 | 2 | Chemie (BTN) | |||
| 3 | water | water | 18.0 | 320 | Chemie (HOH) |
Sequence modifications
A, B: 13 - 139 (UniProt: P22629)
| PDB | External Database | Details |
|---|---|---|
| Ala 45 | Ser 35 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 26530.7 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 488.6 | |
| All* | Total formula weight | 27019.3 |
