4YJ2
Crystal structure of tubulin bound to MI-181
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C (A, C) | Tubulin alpha-1B chain | polymer | 451 | 50204.4 | 2 | UniProt (P81947) Pfam (PF00091) Pfam (PF03953) | Bos taurus (Bovine) | Alpha-tubulin ubiquitous,Tubulin K-alpha-1,Tubulin alpha-ubiquitous chain |
| 2 | B, D (B, D) | Tubulin beta-2B chain | polymer | 445 | 49999.9 | 2 | UniProt (Q6B856) Pfam (PF00091) Pfam (PF03953) | Bos taurus (Bovine) | |
| 3 | E (E) | Stathmin-4 | polymer | 143 | 16883.2 | 1 | UniProt (P63043) Pfam (PF00836) | Rattus norvegicus (Rat) | Stathmin-like protein B3,RB3 |
| 4 | F (F) | Tubulin-tyrosine ligase | polymer | 384 | 44378.5 | 1 | UniProt (E1BQ43) | Gallus gallus (Chicken) | |
| 5 | G, S (A, C) | GUANOSINE-5'-TRIPHOSPHATE | non-polymer | 523.2 | 2 | Chemie (GTP) | |||
| 6 | H, M, W, Y (A, B, C, D) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
| 7 | I, N, T (A, B, C) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 8 | AA, J, K, R, U (D, A, B, C) | GLYCEROL | non-polymer | 92.1 | 5 | Chemie (GOL) | |||
| 9 | L, X (B, D) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) | |||
| 10 | O, Z (B, D) | 5,6-dimethyl-2-[(E)-2-(pyridin-3-yl)ethenyl]-1,3-benzothiazole | non-polymer | 266.4 | 2 | Chemie (4ED) | |||
| 11 | P, Q (B) | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 2 | Chemie (MES) | |||
| 12 | V (C) | IMIDAZOLE | non-polymer | 69.1 | 1 | Chemie (IMD) | |||
| 13 | BA, CA, DA, EA, FA (A, B, C, D, F) | water | water | 18.0 | 111 | Chemie (HOH) |
Sequence modifications
E: 5 - 145 (UniProt: P63043)
F: 1 - 378 (UniProt: E1BQ43)
| PDB | External Database | Details |
|---|---|---|
| Met 3 | - | initiating methionine |
| Ala 4 | - | expression tag |
| Trp 20 | Phe 91 | engineered mutation |
| PDB | External Database | Details |
|---|---|---|
| His 379 | - | expression tag |
| His 380 | - | expression tag |
| His 381 | - | expression tag |
| His 382 | - | expression tag |
| His 383 | - | expression tag |
| His 384 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 261670.4 | |
| Non-Polymers* | Number of molecules | 21 |
| Total formula weight | 3603.0 | |
| All* | Total formula weight | 265273.3 |
