MolNFT v1 · #188453 · protein
Structure of human endothelial nitric oxide synthase heme domain in complex with 4-methyl-6-(3-(4-methylpiperazin-1-YL)PROP-1-yn-1-yl) pyridin-2-amine bishydrochloride
7TSM · Nitric oxide synthase, endothelial: “Structure of human endothelial nitric oxide synthase heme domain in complex with…”. X-ray diffraction, 6 ligands (HEM, H4B, K90), 20 pockets (best druggability 0.85). MolNFT v1 #188453 on…
- PDB
- 7TSM
- Type
- protein
- Length
- 1,606 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Nitric oxide synthase, endothelial
- EC
- 1.14.13.39
- UniProt
- P29474
- Ligands
- HEM, H4B, K90, GD, ZN, CL
- Pockets
- 20 · best druggability 0.85
Structure
x-ray diffraction · 3 distinct chains · 41% helix, 15% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Nitric oxide synthase, endothelial (EC 1.14.13.39) | protein | 400 | 41% helix, 16% strand | P29474 |
| B, D | Nitric oxide synthase, endothelial (EC 1.14.13.39) | protein | 402 | 41% helix, 15% strand | P29474 |
| C | Nitric oxide synthase, endothelial (EC 1.14.13.39) | protein | 402 | 40% helix, 15% strand | P29474 |
Ligands and binding sites
- HEM · Protoporphyrin IX containing Fe · ligand · 4 copies · chains A, B, C, D
- H4B · 5,6,7,8-tetrahydrobiopterin · ligand · 4 copies · chains A, B, C, D
- K90 · 4-methyl-6-[3-(4-methylpiperazin-1-yl)prop-1-yn-1-yl]pyridin-2-amine · ligand · 4 copies · chains A, B, C, D
- GD · Gadolinium atom · metal · 4 copies · chains A, B, D
- ZN · Zinc ion · metal · 2 copies · chains A, B, C, D
- CL · Chloride ion · ion · 4 copies · chains A, B, C, D
- BTB · 2-[bis-(2-hydroxy-ethyl)-amino]-2-hydroxymethyl-propane-1,3-diol · additive · 11 copies · chains A, B, C, D
- GOL · Glycerol · additive · 5 copies · chains A, B, C
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 11 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1017 | 0.85 | 0.86 | 87 | HEM, H4B, K90, CL |
| 2 | 1141 | 0.84 | 0.85 | 89 | HEM, H4B, K90, CL |
| 3 | 1144 | 0.84 | 0.85 | 92 | HEM, H4B, K90, CL |
| 4 | 1186 | 0.84 | 0.84 | 93 | HEM, H4B, K90, CL |
| 5 | 88 | 0.72 | 0.95 | 21 | empty |
Interfaces
4 interfaces between chains.
- C–D · 2733 Ų buried · 45 hydrogen bonds · protein-protein
- A–B · 2678 Ų buried · 41 hydrogen bonds · protein-protein
- B–C · 526 Ų buried · 3 hydrogen bonds · protein-protein
- A–C · 84 Ų buried · 2 hydrogen bonds · protein-protein
Compared structures
- 7TSM · Structure of human endothelial nitric oxide synthase heme domain in complex with… · the same entry in another collection · chain A against A, TM-score 1.00
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt P29474
- Elsewhere: RCSB PDB 7TSM · PDBe 7TSM · UniProt P29474
GL1X is a live explorer of the GenesisL1 blockchain. Turn on JavaScript for search, charts and interactive views.