4BL0
Crystal structure of yeast Bub3-Bub1 bound to phospho-Spc105
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, D (A, D) | CELL CYCLE ARREST PROTEIN BUB3 | polymer | 341 | 38483.5 | 2 | UniProt (P26449) Pfam (PF00400) | SACCHAROMYCES CEREVISIAE (BAKER'S YEAST) | |
| 2 | B, E (B, E) | CHECKPOINT SERINE/THREONINE-PROTEIN KINASE BUB1 | polymer | 75 | 8782.9 | 2 | UniProt (P41695) Pfam (PF08171) | SACCHAROMYCES CEREVISIAE (BAKER'S YEAST) | |
| 3 | C, F (C, F) | SPINDLE POLE BODY COMPONENT SPC105 | polymer | 19 | 2349.6 | 2 | UniProt (P53148) | SACCHAROMYCES CEREVISIAE | 105 KDA SPINDLE POLE COMPONENT PROTEIN |
| 4 | G, H (A, D) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 5 | I, J, K, L, M... (A, B, C, D, E...) | water | water | 18.0 | 356 | Chemie (HOH) |
Sequence modifications
B, E: 289 - 359 (UniProt: P41695)
| PDB | External Database | Details |
|---|---|---|
| Pro 285 | - | expression tag |
| Leu 286 | - | expression tag |
| Gly 287 | - | expression tag |
| Ser 288 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 99232.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 48.6 | |
| All* | Total formula weight | 99280.6 |
