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) PubChem (177679032) PubChem (135400627) PubChem (135487750) PubChem (136088935) PubChem (136803486) PubChem (135398633) PubChem (135544356) PubChem (135547949) PubChem (135600366) PubChem (135749822) PubChem (136005188) PubChem (136073923) PubChem (136240914) PubChem (136664747) PubChem (136772743) PubChem (136772744) PubChem (136803487) PubChem (137286749) PubChem (164715984) PubChem (171699466) | |||
| 6 | H, M, W, Y (A, B, C, D) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) PubChem (888) | |||
| 7 | I, N, T (A, B, C) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) PubChem (271) | |||
| 8 | AA, J, K, R, U (D, A, B, C) | GLYCEROL | non-polymer | 92.1 | 5 | Chemie (GOL) PubChem (753) | |||
| 9 | L, X (B, D) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) PubChem (136073927) PubChem (135398619) PubChem (135402030) PubChem (135431654) PubChem (135566337) PubChem (135760556) PubChem (136026707) PubChem (136053418) PubChem (136663964) PubChem (136664748) PubChem (136759848) PubChem (136759849) PubChem (136759850) PubChem (136836636) PubChem (136847074) PubChem (172898537) | |||
| 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) PubChem (17543402) PubChem (72079036) | |||
| 11 | P, Q (B) | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 2 | Chemie (MES) PubChem (4478249) | |||
| 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 |
