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Yorodumi- PDB-2nup: Crystal Structure of the human Sec23a/24a heterodimer, complexed ... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2nup | ||||||
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Title | Crystal Structure of the human Sec23a/24a heterodimer, complexed with the SNARE protein Sec22b | ||||||
Components |
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Keywords | PROTEIN TRANSPORT / Human COPII Sec23-24 complexed with Sec22 | ||||||
Function / homology | Function and homology information vesicle fusion with Golgi apparatus / regulation of cholesterol transport / COPII-coated vesicle cargo loading / COPII vesicle coat / negative regulation of autophagosome assembly / SNARE complex / SNAP receptor activity / Regulation of cholesterol biosynthesis by SREBP (SREBF) / Cargo concentration in the ER / retrograde vesicle-mediated transport, Golgi to endoplasmic reticulum ...vesicle fusion with Golgi apparatus / regulation of cholesterol transport / COPII-coated vesicle cargo loading / COPII vesicle coat / negative regulation of autophagosome assembly / SNARE complex / SNAP receptor activity / Regulation of cholesterol biosynthesis by SREBP (SREBF) / Cargo concentration in the ER / retrograde vesicle-mediated transport, Golgi to endoplasmic reticulum / COPII-mediated vesicle transport / COPI-dependent Golgi-to-ER retrograde traffic / endoplasmic reticulum-Golgi intermediate compartment / endoplasmic reticulum to Golgi vesicle-mediated transport / endoplasmic reticulum exit site / transport vesicle / MHC class II antigen presentation / endoplasmic reticulum-Golgi intermediate compartment membrane / GTPase activator activity / SNARE binding / cholesterol homeostasis / protein localization to plasma membrane / positive regulation of protein secretion / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / intracellular protein transport / ER to Golgi transport vesicle membrane / phagocytic vesicle membrane / positive regulation of protein catabolic process / melanosome / protein transport / ER-Phagosome pathway / Golgi membrane / endoplasmic reticulum membrane / SARS-CoV-2 activates/modulates innate and adaptive immune responses / perinuclear region of cytoplasm / zinc ion binding / cytosol Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Mancias, J.D. / Goldberg, J. | ||||||
Citation | Journal: Mol.Cell / Year: 2007 Title: The Transport Signal on Sec22 for Packaging into COPII-Coated Vesicles is a Conformational Epitope Authors: Mancias, J.D. / Goldberg, J. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2nup.cif.gz | 332 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2nup.ent.gz | 259.5 KB | Display | PDB format |
PDBx/mmJSON format | 2nup.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/nu/2nup ftp://data.pdbj.org/pub/pdb/validation_reports/nu/2nup | HTTPS FTP |
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-Related structure data
Related structure data | 2nutC 1ifqS 1m2vS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: Protein | Mass: 86551.836 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: SEC23A / Production host: Hi5 insect cells / References: UniProt: Q15436 | ||
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#2: Protein | Mass: 84961.578 Da / Num. of mol.: 1 / Fragment: Sec24a fragment lacking n-terminal residues 1-340 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: SEC24A / Production host: Hi5 insect cells / References: UniProt: O95486 | ||
#3: Protein | Mass: 22416.590 Da / Num. of mol.: 1 / Fragment: Sec22b cytosolic domain, residues 1-195 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: SEC22B, SEC22L1 / Plasmid: pet28b / Production host: Escherichia coli (E. coli) / References: UniProt: O75396 | ||
#4: Chemical | #5: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.42 Å3/Da / Density % sol: 49.08 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 7.9 Details: 10% (w/v) PEG 4000, 0.5M sodium acetate and 50 mM Tris buffer, pH 7.9, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
-Data collection
Diffraction | Mean temperature: 110 K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: NSLS / Beamline: X9A / Wavelength: 0.97916 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Apr 24, 2005 / Details: mirrors | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Monochromator: Double crystal monochromator with fixed exit geometry Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.97916 Å / Relative weight: 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 2.6→30 Å / Num. obs: 55149 / % possible obs: 97.1 % / Redundancy: 3.01 % / Rmerge(I) obs: 0.083 / Rsym value: 0.065 / Χ2: 0.333 / Net I/σ(I): 5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell |
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-Processing
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB entries 1M2V and 1IFQ Resolution: 2.8→20 Å / FOM work R set: 0.803 / Isotropic thermal model: anisotropic / σ(F): 0 / σ(I): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Bsol: 31.699 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 39.032 Å2
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Refinement step | Cycle: LAST / Resolution: 2.8→20 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 42
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Xplor file |
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