MolNFT v1 · #37989 · protein
Cytoplasmic domain structure of KIR2.1 containing ANDERSEN'S mutation R218Q and rescue mutation T309K
2GIX · Inward rectifier potassium channel 2: “Cytoplasmic domain structure of KIR2.1 containing ANDERSEN'S mutation R218Q and rescue mutation T309K”. X-ray diffraction, 1 ligand (K), 19 pockets (best druggability 0.85). MolNFT v1 #37989 on…
- PDB
- 2GIX
- Type
- protein
- Length
- 818 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Inward rectifier potassium channel 2
- UniProt
- P35561
- Ligands
- K
- Pockets
- 19 · best druggability 0.85
Structure
x-ray diffraction · 3 distinct chains · 10% helix, 44% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, C | Inward rectifier potassium channel 2 | protein | 206 | 13% helix, 45% strand | P35561 |
| B | Inward rectifier potassium channel 2 | protein | 201 | 8% helix, 43% strand | P35561 |
| D | Inward rectifier potassium channel 2 | protein | 205 | 10% helix, 44% strand | P35561 |
Ligands and binding sites
- K · Potassium ion · metal
- MPD · (4S)-2-methyl-2,4-pentanediol · additive · 4 copies · chains A, D, B, C
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
19 pockets found on a 1 Å grid, 6 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 923 | 0.85 | 0.87 | 55 | K |
| 2 | 429 | 0.73 | 0.83 | 49 | empty |
| 3 | 433 | 0.72 | 0.82 | 42 | empty |
| 4 | 450 | 0.72 | 0.82 | 56 | empty |
| 5 | 435 | 0.72 | 0.82 | 43 | empty |
Interfaces
5 interfaces between chains.
- B–C · 1802 Ų buried · 39 hydrogen bonds · protein-protein
- A–B · 1768 Ų buried · 39 hydrogen bonds · protein-protein
- A–D · 1750 Ų buried · 37 hydrogen bonds · protein-protein
- C–D · 1733 Ų buried · 41 hydrogen bonds · protein-protein
- B–D · 57 Ų buried · 0 hydrogen bonds · protein-protein
Compared structures
- 2GIX · Cytoplasmic Domain Structure of Kir2.1 containing Andersen's Mutation R218Q and Rescue… · the same entry in another collection · chain A against A, TM-score 1.00
- P35561 · AlphaFold monomer V2.0 prediction for inward rectifier potassium channel 2 (P35561) · a predicted model of the same protein · chain A against A, TM-score 0.86
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 P35561
- Elsewhere: RCSB PDB 2GIX · PDBe 2GIX · UniProt P35561
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