MolNFT v1 · #92371 · protein
Structure of lgn GL4/GALPHAI3 complex
4G5R · Guanine nucleotide-binding protein G(K) subunit alpha: “Structure of lgn GL4/GALPHAI3 complex”. X-ray diffraction, 2 ligands (GDP, SO4), 20 pockets (best druggability 0.75). MolNFT v1 #92371 on GenesisL1: 3D structure, binding sites…
- PDB
- 4G5R
- Type
- protein
- Length
- 1,352 residues
- Chains
- 8
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Guanine nucleotide-binding protein G(K) subunit alpha; G-protein-signaling modulator 2
- UniProt
- P08754, Q8VDU0
- Ligands
- GDP, SO4
- Pockets
- 20 · best druggability 0.75
Structure
x-ray diffraction · 6 distinct chains · 51% helix, 12% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Guanine nucleotide-binding protein G(K) subunit alpha | protein | 319 | 50% helix, 13% strand | P08754 |
| B | Guanine nucleotide-binding protein G(K) subunit alpha | protein | 313 | 50% helix, 13% strand | P08754 |
| C | Guanine nucleotide-binding protein G(K) subunit alpha | protein | 317 | 52% helix, 12% strand | P08754 |
| D | Guanine nucleotide-binding protein G(K) subunit alpha | protein | 317 | 51% helix, 12% strand | P08754 |
| E, Z | G-protein-signaling modulator 2 | protein | 21 | 43% helix, 5% strand | Q8VDU0 |
| F, G | G-protein-signaling modulator 2 | protein | 22 | 45% helix, 5% strand | Q8VDU0 |
Ligands and binding sites
- GDP · Guanosine-5'-diphosphate · ligand · 4 copies · chains A, E, B, F, C, G, D, Z
- SO4 · Sulfate ion · ion · 3 copies · chains A, B, C
- CIT · Citric acid · additive · 4 copies · chains A, B, C, D
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 13 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 491 | 0.75 | 0.84 | 57 | GDP |
| 2 | 481 | 0.74 | 0.83 | 71 | GDP |
| 3 | 261 | 0.71 | 0.86 | 36 | empty |
| 4 | 284 | 0.70 | 0.85 | 41 | GDP |
| 5 | 299 | 0.68 | 0.83 | 43 | GDP |
Interfaces
9 interfaces between chains.
- B–F · 1448 Ų buried · 20 hydrogen bonds · protein-protein
- A–E · 1306 Ų buried · 19 hydrogen bonds · protein-protein
- C–G · 1304 Ų buried · 13 hydrogen bonds · protein-protein
- D–Z · 1231 Ų buried · 17 hydrogen bonds · protein-protein
- C–D · 565 Ų buried · 7 hydrogen bonds · protein-protein
Compared structures
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 P08754
- Every structure of UniProt Q8VDU0
- Elsewhere: RCSB PDB 4G5R · PDBe 4G5R · UniProt P08754 · UniProt Q8VDU0
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