7US7
Structure of human neuronal nitric oxide synthase R354A/G357D mutant heme domain in complex with 6-(4-(dimethylamino)but-1-yn-1-yl)-4-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, C, D (A, B, C, D) | Nitric oxide synthase, brain | polymer | 423 | 48996.8 | 4 | UniProt (P29475) Pfam (PF02898) | Homo sapiens (human) | Constitutive NOS,NC-NOS,NOS type I,Neuronal NOS,nNOS,Peptidyl-cysteine S-nitrosylase NOS1,bNOS |
| 2 | E, K, O, V (A, B, C, D) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 3 | F, L, P, W (A, B, C, D) | 5,6,7,8-TETRAHYDROBIOPTERIN | non-polymer | 241.2 | 4 | Chemie (H4B) | |||
| 4 | G, M, Q, X (A, B, C, D) | 6-[4-(dimethylamino)but-1-yn-1-yl]-4-methylpyridin-2-amine | non-polymer | 203.3 | 4 | Chemie (O5X) | |||
| 5 | H, J, N, R, S... (A, B, C, D) | GLYCEROL | non-polymer | 92.1 | 7 | Chemie (GOL) | |||
| 6 | I, U (A, C) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 7 | AA, BA, CA, Z (B, C, D, A) | water | water | 18.0 | 1250 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 302 - 722 (UniProt: P29475)
| PDB | External Database | Details |
|---|---|---|
| Ala 354 | Arg 354 | engineered mutation |
| Asp 357 | Gly 357 | engineered mutation |
| Leu 723 | - | expression tag |
| Val 724 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 195987.1 | |
| Non-Polymers* | Number of molecules | 21 |
| Total formula weight | 5019.5 | |
| All* | Total formula weight | 201006.7 |
