3N6A
Structure of endothelial nitric oxide synthase N368D/V106M double mutant heme domain complexed with 4-(2-(5-(2-(6-amino-4-methylpyridin-2-yl)ethyl)pyridin-3-yl)ethyl)-6-methylpyridin-2-amine
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Nitric oxide synthase | polymer | 444 | 49743.2 | 2 | UniProt (P29476) Pfam (PF02898) | Bos taurus (cow) | Endothelial NOS, eNOS, EC-NOS, NOS type III, NOSIII, Constitutive NOS, cNOS |
| 2 | C, I (A, B) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | D, J (A, B) | ACETATE ION | non-polymer | 59.0 | 2 | Chemie (ACT) | |||
| 4 | E, L (A, B) | 6-(2-{5-[2-(2-amino-6-methylpyridin-4-yl)ethyl]pyridin-3-yl}ethyl)-4-methylpyridin-2-amine | non-polymer | 347.5 | 2 | Chemie (XFK) | |||
| 5 | F, M (A, B) | CACODYLIC ACID | non-polymer | 138.0 | 2 | Chemie (CAD) | |||
| 6 | G, N (A, B) | 5,6,7,8-TETRAHYDROBIOPTERIN | non-polymer | 241.2 | 2 | Chemie (H4B) | |||
| 7 | H (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 8 | K (B) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 9 | O, P (A, B) | water | water | 18.0 | 154 | Chemie (HOH) |
Sequence modifications
A, B: 39 - 482 (UniProt: P29476)
| PDB | External Database | Details |
|---|---|---|
| Arg 100 | Cys 100 | SEE REMARK 999 |
| Met 106 | Val 106 | engineered mutation |
| Asp 368 | Asn 368 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 99486.3 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 2962.0 | |
| All* | Total formula weight | 102448.3 |
