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- PDB-2nut: Crystal Structure of the human Sec23a/24a heterodimer, complexed ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 2nut | ||||||
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Title | Crystal Structure of the human Sec23a/24a heterodimer, complexed with the SNARE protein Sec22b | ||||||
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![]() | PROTEIN TRANSPORT / Human COPII Sec23-24 complexed with Sec22 | ||||||
Function / homology | ![]() vesicle fusion with Golgi apparatus / regulation of cholesterol transport / COPII-coated vesicle cargo loading / negative regulation of autophagosome assembly / SNARE complex / SNAP receptor activity / COPII vesicle coat / 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 / negative regulation of autophagosome assembly / SNARE complex / SNAP receptor activity / COPII vesicle coat / 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 exit site / endoplasmic reticulum-Golgi intermediate compartment / endoplasmic reticulum to Golgi vesicle-mediated transport / transport vesicle / MHC class II antigen presentation / endoplasmic reticulum-Golgi intermediate compartment membrane / GTPase activator activity / SNARE binding / protein localization to plasma membrane / cholesterol homeostasis / 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 / positive regulation of protein catabolic process / phagocytic vesicle membrane / 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 | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Mancias, J.D. / Goldberg, J. | ||||||
![]() | ![]() 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: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 335 KB | Display | ![]() |
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PDB format | ![]() | 262.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 462.3 KB | Display | ![]() |
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Full document | ![]() | 525.4 KB | Display | |
Data in XML | ![]() | 64.2 KB | Display | |
Data in CIF | ![]() | 87.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2nupSC S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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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.) ![]() | ||
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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.) ![]() | ||
#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.) ![]() ![]() ![]() | ||
#4: Chemical | #5: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.42 Å3/Da / Density % sol: 49.27 % |
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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 298K |
-Data collection
Diffraction | Mean temperature: 110 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: Oct 15, 2005 Details: Mirror: Platinum-coated 1:1 focusing toroidal mirror |
Radiation | Monochromator: Double silicon crystal monochromator / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
Reflection | Resolution: 2.3→30 Å / Num. obs: 77749 / % possible obs: 94.9 % / Redundancy: 3 % / Rmerge(I) obs: 0.071 / Rsym value: 0.061 / Χ2: 1.43 / Net I/σ(I): 13.3 |
Reflection shell | Resolution: 2.3→2.38 Å / Redundancy: 2.7 % / Rmerge(I) obs: 0.319 / Mean I/σ(I) obs: 3.1 / Num. unique all: 7880 / Rsym value: 0.268 / Χ2: 1.098 / % possible all: 96.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: pdb entry 2NUP Resolution: 2.3→30 Å / FOM work R set: 0.795 / Isotropic thermal model: anisotropic / σ(F): 0 / σ(I): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Bsol: 43.746 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 47.504 Å2
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Refinement step | Cycle: LAST / Resolution: 2.3→30 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: 50
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Xplor file |
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