+Open data
-Basic information
Entry | Database: PDB / ID: 7oi5 | ||||||
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Title | Crystal structure of AP2 Mu2 - FCHO2 chimera (GST cleaved) | ||||||
Components | AP-2 complex subunit mu,F-BAR domain only protein 2 | ||||||
Keywords | ENDOCYTOSIS / clathrin-mediated endocytosis (CME) / protein recycling / plasma membrane | ||||||
Function / homology | Function and homology information membrane invagination / Gap junction degradation / Formation of annular gap junctions / presynaptic endocytic zone membrane / WNT5A-dependent internalization of FZD2, FZD5 and ROR2 / LDL clearance / Retrograde neurotrophin signalling / VLDLR internalisation and degradation / WNT5A-dependent internalization of FZD4 / extrinsic component of presynaptic endocytic zone membrane ...membrane invagination / Gap junction degradation / Formation of annular gap junctions / presynaptic endocytic zone membrane / WNT5A-dependent internalization of FZD2, FZD5 and ROR2 / LDL clearance / Retrograde neurotrophin signalling / VLDLR internalisation and degradation / WNT5A-dependent internalization of FZD4 / extrinsic component of presynaptic endocytic zone membrane / MHC class II antigen presentation / AP-2 adaptor complex / regulation of vesicle size / postsynaptic neurotransmitter receptor internalization / Recycling pathway of L1 / clathrin coat assembly / Cargo recognition for clathrin-mediated endocytosis / Clathrin-mediated endocytosis / clathrin adaptor activity / positive regulation of synaptic vesicle endocytosis / vesicle budding from membrane / clathrin-dependent endocytosis / signal sequence binding / clathrin-coated vesicle / low-density lipoprotein particle receptor binding / phosphatidylserine binding / positive regulation of receptor internalization / Trafficking of GluR2-containing AMPA receptors / synaptic vesicle endocytosis / negative regulation of protein localization to plasma membrane / clathrin-coated pit / phosphatidylinositol-4,5-bisphosphate binding / phosphatidylinositol binding / protein localization to plasma membrane / intracellular protein transport / terminal bouton / receptor internalization / disordered domain specific binding / Cargo recognition for clathrin-mediated endocytosis / synaptic vesicle / Clathrin-mediated endocytosis / cytoplasmic vesicle / protein-containing complex assembly / postsynapse / transmembrane transporter binding / lipid binding / glutamatergic synapse / synapse / identical protein binding / plasma membrane / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | Rattus norvegicus (Norway rat) Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.61 Å | ||||||
Authors | Zaccai, N.R. / Kelly, B.T. / Evans, P.R. / Owen, D.J. | ||||||
Funding support | United Kingdom, 1items
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Citation | Journal: Sci Adv / Year: 2022 Title: FCHO controls AP2's initiating role in endocytosis through a PtdIns(4,5)P-dependent switch. Authors: Nathan R Zaccai / Zuzana Kadlecova / Veronica Kane Dickson / Kseniya Korobchevskaya / Jan Kamenicky / Oleksiy Kovtun / Perunthottathu K Umasankar / Antoni G Wrobel / Jonathan G G Kaufman / ...Authors: Nathan R Zaccai / Zuzana Kadlecova / Veronica Kane Dickson / Kseniya Korobchevskaya / Jan Kamenicky / Oleksiy Kovtun / Perunthottathu K Umasankar / Antoni G Wrobel / Jonathan G G Kaufman / Sally R Gray / Kun Qu / Philip R Evans / Marco Fritzsche / Filip Sroubek / Stefan Höning / John A G Briggs / Bernard T Kelly / David J Owen / Linton M Traub / Abstract: Clathrin-mediated endocytosis (CME) is the main mechanism by which mammalian cells control their cell surface proteome. Proper operation of the pivotal CME cargo adaptor AP2 requires membrane- ...Clathrin-mediated endocytosis (CME) is the main mechanism by which mammalian cells control their cell surface proteome. Proper operation of the pivotal CME cargo adaptor AP2 requires membrane-localized Fer/Cip4 homology domain-only proteins (FCHO). Here, live-cell enhanced total internal reflection fluorescence-structured illumination microscopy shows that FCHO marks sites of clathrin-coated pit (CCP) initiation, which mature into uniform-sized CCPs comprising a central patch of AP2 and clathrin corralled by an FCHO/Epidermal growth factor potential receptor substrate number 15 (Eps15) ring. We dissect the network of interactions between the FCHO interdomain linker and AP2, which concentrates, orients, tethers, and partially destabilizes closed AP2 at the plasma membrane. AP2's subsequent membrane deposition drives its opening, which triggers FCHO displacement through steric competition with phosphatidylinositol 4,5-bisphosphate, clathrin, cargo, and CME accessory factors. FCHO can now relocate toward a CCP's outer edge to engage and activate further AP2s to drive CCP growth/maturation. #1: Journal: Acta Crystallogr., Sect. D: Biol. Crystallogr. / Year: 2012 Title: Towards automated crystallographic structure refinement with phenix.refine. Authors: Afonine, P.V. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7oi5.cif.gz | 159.3 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7oi5.ent.gz | 101.6 KB | Display | PDB format |
PDBx/mmJSON format | 7oi5.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 7oi5_validation.pdf.gz | 431.8 KB | Display | wwPDB validaton report |
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Full document | 7oi5_full_validation.pdf.gz | 437.8 KB | Display | |
Data in XML | 7oi5_validation.xml.gz | 13.8 KB | Display | |
Data in CIF | 7oi5_validation.cif.gz | 19.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/oi/7oi5 ftp://data.pdbj.org/pub/pdb/validation_reports/oi/7oi5 | HTTPS FTP |
-Related structure data
Related structure data | 7ofpC 7og1C 7ohiC 7ohoC 7ohzC 7oiqC 7oitC 7z5cC C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 39374.828 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Rattus norvegicus (Norway rat), (gene. exp.) Homo sapiens (human) Gene: Ap2m1, FCHO2 / Production host: Escherichia coli BL21(DE3) (bacteria) / Variant (production host): pLysS / References: UniProt: P84092, UniProt: Q0JRZ9 #2: Chemical | #3: Water | ChemComp-HOH / | Has ligand of interest | N | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.23 Å3/Da / Density % sol: 61.94 % |
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Crystal grow | Temperature: 289 K / Method: vapor diffusion, sitting drop / pH: 9.1 Details: 20% w/v PEG 3350, 0.2 M Sodium phosphate dibasic dehydrate pH 9.1. The crystal was cryo-protected by soaking in mother liquor supplemented with 25% glycerol. |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I04-1 / Wavelength: 0.91589 Å |
Detector | Type: DECTRIS PILATUS 6M-F / Detector: PIXEL / Date: Jul 29, 2019 |
Radiation | Monochromator: 0.91589 / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.91589 Å / Relative weight: 1 |
Reflection | Resolution: 2.61→79.27 Å / Num. obs: 31089 / % possible obs: 99.9 % / Redundancy: 6.6 % / Biso Wilson estimate: 49.031 Å2 / CC1/2: 0.995 / Rmerge(I) obs: 0.163 / Rpim(I) all: 0.068 / Rrim(I) all: 0.177 / Net I/σ(I): 6.6 |
Reflection shell | Resolution: 2.61→2.65 Å / Rmerge(I) obs: 1.576 / Mean I/σ(I) obs: 1 / Num. unique obs: 1543 / CC1/2: 0.374 / Rpim(I) all: 0.693 / Rrim(I) all: 1.725 / % possible all: 99.3 |
-Processing
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: Phaser Resolution: 2.61→79.27 Å / SU ML: 0.402 / Cross valid method: FREE R-VALUE / σ(F): 0.01 / Phase error: 37.3155 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 73.33 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.61→79.27 Å
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Refine LS restraints |
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LS refinement shell |
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