2PG6
Crystal Structure of Human Microsomal P450 2A6 L240C/N297Q
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Cytochrome P450 2A6 | polymer | 476 | 54675.6 | 4 | UniProt (P11509) Pfam (PF00067) UniProt (by SIFTS) (Q16696) | Homo sapiens (human) | CYPIIA6, Coumarin 7-hydroxylase, P450 IIA3, CYP2A3, P450I |
| 2 | E, F, G, H (A, B, C, D) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 3 | I, J, K, L (A, B, C, D) | water | water | 18.0 | 309 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 29 - 494 (UniProt: P11509)
| PDB | External Database | Details |
|---|---|---|
| Met 23 | - | cloning artifact |
| Ala 24 | - | cloning artifact |
| Lys 25 | - | cloning artifact |
| Lys 26 | - | cloning artifact |
| Thr 27 | - | cloning artifact |
| Ser 28 | - | cloning artifact |
| Leu 160 | His 160 | variant |
| Cys 240 | Leu 240 | engineered mutation |
| Gln 297 | Asn 297 | engineered mutation |
| His 495 | - | expression tag |
| His 496 | - | expression tag |
| His 497 | - | expression tag |
| His 498 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 218702.6 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 2465.9 | |
| All* | Total formula weight | 221168.5 |
