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Structure of EGFR_D770_N771INSNPG/V948R in complex with covalent inhibitor osimertinib.

Analyse Structure of EGFR_D770_N771INSNPG/V948R in complex with covalent inhibitor… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7LGS
Type
protein
Length
1,131 residues
Chains
4
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Epidermal growth factor receptor
EC
2.7.10.1
UniProt
P00533
Ligands
Q6K
Pockets
12 · best druggability 0.72

Structure

x-ray diffraction · 4 distinct chains · 36% helix, 21% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AEpidermal growth factor receptor (EC 2.7.10.1)protein28335% helix, 20% strandP00533
BEpidermal growth factor receptor (EC 2.7.10.1)protein28637% helix, 20% strandP00533
CEpidermal growth factor receptor (EC 2.7.10.1)protein28335% helix, 21% strandP00533
DEpidermal growth factor receptor (EC 2.7.10.1)protein27936% helix, 22% strandP00533

Ligands and binding sites

  • Q6K · ~{N}-[2-[2-(dimethylamino)ethyl-methyl-amino]-4-methoxy-5-[[4-(1-methylindol-3-yl)pyrimidin-2-yl]amino]phenyl]propanamide · ligand · 4 copies · chains A, B, C, D
  • EDO · 1,2-ethanediol · additive · 6 copies · chains A, B, C
  • CIT · Citric acid · additive · chains A, B

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

12 pockets found on a 1 Å grid, 6 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
18240.720.7782Q6K
27480.710.7777Q6K
33590.690.8239EDO
45120.680.7849Q6K
54730.660.7853Q6K

Interfaces

5 interfaces between chains.

  • B–D · 921 Ų buried · 7 hydrogen bonds · protein-protein
  • A–B · 553 Ų buried · 2 hydrogen bonds · protein-protein
  • A–C · 198 Ų buried · 2 hydrogen bonds · protein-protein
  • C–D · 108 Ų buried · 0 hydrogen bonds · protein-protein
  • B–C · 54 Ų buried · 1 hydrogen bond · protein-protein

Modifications

Observed in the structure: 4 covalent (covalent ligand).

Compared structures

  • 7LGS · Structure of EGFR_D770_N771insNPG/V948R in complex with covalent inhibitor Osimertinib. · the same entry in another collection · chain D against D, TM-score 1.00
  • P00533 · AlphaFold monomer V2.0 prediction for epidermal growth factor receptor (P00533) · a predicted model of the same protein · chain C against A, TM-score 0.96

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