4BCH
Structure of CDK9 in complex with cyclin T and a 2-amino-4-heteroaryl- pyrimidine inhibitor
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | CYCLIN-DEPENDENT KINASE 9 | polymer | 331 | 38054.1 | 1 | UniProt (P50750) Pfam (PF00069) | HOMO SAPIENS (HUMAN) | C-2K, CELL DIVISION CYCLE 2-LIKE PROTEIN KINASE 4, CELL DIVISION PROTEIN KINASE 9, SERINE/THREONINE-PROTEIN KINASE PITALRE, TAT-ASSOCIATED KINASE COMPLEX CATALYTIC SUBUNIT |
| 2 | B (B) | CYCLIN-T1 | polymer | 260 | 30119.4 | 1 | UniProt (O60563) Pfam (PF00134) Pfam (PF21797) | HOMO SAPIENS (HUMAN) | CYCT1, CYCLIN-T |
| 3 | C (A) | 4-(4-methyl-2-methylimino-3H-1,3-thiazol-5-yl)-2-[(4-methyl-3-morpholin-4-ylsulfonyl-phenyl)amino]pyrimidine-5-carbonitrile | non-polymer | 485.6 | 1 | Chemie (T7Z) | |||
| 4 | D, E (B) | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 5 | F, G (A, B) | water | water | 18.0 | 13 | Chemie (HOH) |
Sequence modifications
A: 2 - 330 (UniProt: P50750)
B: 2 - 259 (UniProt: O60563)
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
| Pro 1 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
| Pro 1 | - | expression tag |
| Arg 77 | Gln 77 | engineered mutation |
| Gly 96 | Glu 96 | engineered mutation |
| Leu 241 | Phe 241 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 68173.5 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 669.8 | |
| All* | Total formula weight | 68843.3 |
