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- PDB-6o1v: Complex of human cystic fibrosis transmembrane conductance regula... -
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Open data
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Basic information
Entry | Database: PDB / ID: 6o1v | ||||||
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Title | Complex of human cystic fibrosis transmembrane conductance regulator (CFTR) and GLPG1837 | ||||||
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![]() | HYDROLASE / ABC transporter / anion channel / cystic fibrosis / membrane protein / GLPG1837 | ||||||
Function / homology | ![]() positive regulation of voltage-gated chloride channel activity / positive regulation of cyclic nucleotide-gated ion channel activity / Sec61 translocon complex binding / channel-conductance-controlling ATPase / intracellularly ATP-gated chloride channel activity / positive regulation of enamel mineralization / transepithelial water transport / RHO GTPases regulate CFTR trafficking / intracellular pH elevation / amelogenesis ...positive regulation of voltage-gated chloride channel activity / positive regulation of cyclic nucleotide-gated ion channel activity / Sec61 translocon complex binding / channel-conductance-controlling ATPase / intracellularly ATP-gated chloride channel activity / positive regulation of enamel mineralization / transepithelial water transport / RHO GTPases regulate CFTR trafficking / intracellular pH elevation / amelogenesis / chloride channel inhibitor activity / ATPase-coupled inorganic anion transmembrane transporter activity / Golgi-associated vesicle membrane / multicellular organismal-level water homeostasis / cholesterol transport / bicarbonate transport / bicarbonate transmembrane transporter activity / membrane hyperpolarization / vesicle docking involved in exocytosis / chloride channel regulator activity / chloride transmembrane transporter activity / sperm capacitation / cholesterol biosynthetic process / chloride channel activity / RHOQ GTPase cycle / positive regulation of exocytosis / positive regulation of insulin secretion involved in cellular response to glucose stimulus / ATPase-coupled transmembrane transporter activity / chloride channel complex / ABC-type transporter activity / cellular response to cAMP / 14-3-3 protein binding / cellular response to forskolin / chloride transmembrane transport / response to endoplasmic reticulum stress / PDZ domain binding / isomerase activity / establishment of localization in cell / Defective CFTR causes cystic fibrosis / clathrin-coated endocytic vesicle membrane / Late endosomal microautophagy / recycling endosome / ABC-family proteins mediated transport / transmembrane transport / recycling endosome membrane / Chaperone Mediated Autophagy / Aggrephagy / Cargo recognition for clathrin-mediated endocytosis / Clathrin-mediated endocytosis / protein-folding chaperone binding / early endosome membrane / early endosome / endosome membrane / Ub-specific processing proteases / apical plasma membrane / lysosomal membrane / endoplasmic reticulum membrane / enzyme binding / cell surface / protein-containing complex / ATP hydrolysis activity / ATP binding / nucleus / membrane / plasma membrane / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.2 Å | ||||||
![]() | Zhang, Z. / Liu, F. / Chen, J. / Levit, A. / Shoichet, B. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Structural identification of a hotspot on CFTR for potentiation. Authors: Fangyu Liu / Zhe Zhang / Anat Levit / Jesper Levring / Kouki K Touhara / Brian K Shoichet / Jue Chen / ![]() Abstract: Cystic fibrosis is a fatal disease caused by mutations in the cystic fibrosis transmembrane conductance regulator (CFTR). Two main categories of drugs are being developed: correctors that improve ...Cystic fibrosis is a fatal disease caused by mutations in the cystic fibrosis transmembrane conductance regulator (CFTR). Two main categories of drugs are being developed: correctors that improve folding of CFTR and potentiators that recover the function of CFTR. Here, we report two cryo-electron microscopy structures of human CFTR in complex with potentiators: one with the U.S. Food and Drug Administration (FDA)-approved drug ivacaftor at 3.3-angstrom resolution and the other with an investigational drug, GLPG1837, at 3.2-angstrom resolution. These two drugs, although chemically dissimilar, bind to the same site within the transmembrane region. Mutagenesis suggests that in both cases, hydrogen bonds provided by the protein are important for drug recognition. The molecular details of how ivacaftor and GLPG1837 interact with CFTR may facilitate structure-based optimization of therapeutic compounds. | ||||||
History |
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Structure visualization
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Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 264.4 KB | Display | ![]() |
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PDB format | ![]() | 202.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 37.5 KB | Display | |
Data in CIF | ![]() | 56.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 0606MC ![]() 0611C ![]() 6o2pC M: map data used to model this data C: citing same article ( |
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Similar structure data | |
EM raw data | ![]() Data size: 1.4 TB Data #1: Unaligned multi-frame micrographs of human CFTR in complex with GLPG1837 [micrographs - multiframe]) |
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Links
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Assembly
Deposited unit | ![]()
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Components
-Protein / Protein/peptide , 2 types, 2 molecules AB
#1: Protein | Mass: 169352.594 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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#2: Protein/peptide | Mass: 1464.797 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
-Non-polymers , 5 types, 11 molecules 








#3: Chemical | ChemComp-LJP / | ||||||
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#4: Chemical | #5: Chemical | #6: Chemical | ChemComp-POV / ( #7: Chemical | ChemComp-CLR / | |
-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component | Name: Complex of human cystic fibrosis transmembrane conductance regulator (CFTR) and GLPG1837 Type: COMPLEX / Entity ID: #1-#2 / Source: RECOMBINANT |
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Molecular weight | Value: 0.168 MDa / Experimental value: NO |
Source (natural) | Organism: ![]() |
Source (recombinant) | Organism: ![]() |
Buffer solution | pH: 7.5 |
Specimen | Conc.: 5.5 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Specimen support | Details: unspecified |
Vitrification | Instrument: FEI VITROBOT MARK I / Cryogen name: ETHANE / Humidity: 100 % / Chamber temperature: 298 K |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD |
Image recording | Electron dose: 1.51 e/Å2 / Film or detector model: GATAN K2 SUMMIT (4k x 4k) |
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Processing
EM software |
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CTF correction | Type: NONE | |||||||||||||||||||||||||||
Particle selection | Num. of particles selected: 510483 | |||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | |||||||||||||||||||||||||||
3D reconstruction | Resolution: 3.2 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 510483 / Symmetry type: POINT | |||||||||||||||||||||||||||
Atomic model building | B value: 150 / Protocol: AB INITIO MODEL / Space: RECIPROCAL | |||||||||||||||||||||||||||
Atomic model building | PDB-ID: 6MSM Accession code: 6MSM / Source name: PDB / Type: experimental model |