5A1P
Crystal structure of cytochrome P450 3A4 bound to progesterone and citrate
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | CYTOCHROME P450 3A4 | polymer | 487 | 55757.8 | 1 | UniProt (P08684) Pfam (PF00067) | HOMO SAPIENS (HUMAN) | 1,8-CINEOLE 2-EXO-MONOOXYGENASE, ALBENDAZOLE MONOOXYGENASE, ALBENDAZOLE SULFOXIDASE, CYPIIIA3, CYPIIIA4, CYTOCHROME P450 3A3, CYTOCHROME P450 HLP, CYTOCHROME P450 NF-25, CYTOCHROME P450-PCN1, NIFEDIPINE OXIDASE, QUININE 3-MONOOXYGENASE, TAUROCHENODEOXYCHOLATE 6-ALPHA-HYDROXYLASE |
| 2 | B (A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 1 | Chemie (HEM) | |||
| 3 | C (A) | PROGESTERONE | non-polymer | 314.5 | 1 | Chemie (STR) | |||
| 4 | D (A) | CITRIC ACID | non-polymer | 192.1 | 1 | Chemie (CIT) | |||
| 5 | E (A) | water | water | 18.0 | 7 | Chemie (HOH) |
Sequence modifications
A: 23 - 503 (UniProt: P08684)
| PDB | External Database | Details |
|---|---|---|
| Met 21 | - | expression tag |
| Ala 22 | - | expression tag |
| His 504 | - | expression tag |
| His 505 | - | expression tag |
| His 506 | - | expression tag |
| His 507 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 55757.8 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 1123.1 | |
| All* | Total formula weight | 56880.9 |
