Research workbench
Interrogating HIV integrase for compounds that bind- a sampl challenge
Analyse Interrogating HIV integrase for compounds that bind- a sampl challenge in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4CHZ
- Type
- protein
- Length
- 303 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Integrase
- EC
- 2.7.7.7
- UniProt
- Q76353
- Ligands
- H75, SO4, CL
- Pockets
- 7 · best druggability 0.63
Structure
x-ray diffraction · 2 distinct chains · 55% helix, 20% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Integrase (EC 2.7.7.7) | protein | 151 | 54% helix, 21% strand | Q76353 |
| B | Integrase (EC 2.7.7.7) | protein | 152 | 55% helix, 20% strand | Q76353 |
Ligands and binding sites
- H75 · 2-(4-bromophenyl)-5,6,7,8-tetrahydroimidazo[1,5-a]pyridin-3(2H)-one · ligand · chains A
- SO4 · Sulfate ion · ion · 6 copies · chains A, B
- CL · Chloride ion · ion · 3 copies · chains A, B
- EDO · 1,2-ethanediol · additive · 5 copies · chains A, B
- ACT · Acetate ion · additive · 4 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
7 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 242 | 0.63 | 0.82 | 30 | ACT |
| 2 | 175 | 0.50 | 0.77 | 31 | H75 |
| 3 | 124 | 0.50 | 0.80 | 28 | EDO |
| 4 | 119 | 0.48 | 0.79 | 25 | EDO |
| 5 | 123 | 0.45 | 0.77 | 18 | EDO |
Interfaces
1 interface between chains.
- A–B · 1496 Ų buried · 17 hydrogen bonds · protein-protein
Compared structures
- 4CHZ · Interrogating HIV integrase for compounds that bind- a SAMPL challenge · 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 Q76353
- Elsewhere: RCSB PDB 4CHZ · PDBe 4CHZ · UniProt Q76353
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