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- PDB-3ubi: The Absence of Tertiary Interactions in a Self-Assembled DNA Crys... -
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Open data
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Basic information
Entry | Database: PDB / ID: 3ubi | ||||||
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Title | The Absence of Tertiary Interactions in a Self-Assembled DNA Crystal Structure | ||||||
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![]() | DNA / NANOTECHNOLOGY / DNA CROSSOVER / DESIGNED CRYSTAL LATTICE | ||||||
Function / homology | DNA / DNA (> 10)![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Nguyen, N. / Birktoft, J.J. / Sha, R. / Wang, T. / Zheng, J. / Constantinou, P.E. / Ginell, S.L. / Chen, Y. / Mao, C. / Seeman, N.C. | ||||||
![]() | ![]() Title: The absence of tertiary interactions in a self-assembled DNA crystal structure. Authors: Nguyen, N. / Birktoft, J.J. / Sha, R. / Wang, T. / Zheng, J. / Constantinou, P.E. / Ginell, S.L. / Chen, Y. / Mao, C. / Seeman, N.C. #1: ![]() Title: From molecular to macroscopic via the rational design of a self-assembled 3D DNA crystal. Authors: Zheng, J. / Birktoft, J.J. / Chen, Y. / Wang, T. / Sha, R. / Constantinou, P.E. / Ginell, S.L. / Mao, C. / Seeman, N.C. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 36.6 KB | Display | ![]() |
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PDB format | ![]() | 27 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 369.1 KB | Display | ![]() |
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Full document | ![]() | 369.3 KB | Display | |
Data in XML | ![]() | 2.5 KB | Display | |
Data in CIF | ![]() | 3.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Details | AUTHORS STATE THAT THE CRYSTAL IS AN INFINITE NETWORK MADE FROM THREE DNA STRANDS THAT SELF-ASSOCIATE. IN THE CURRENT ENTRY THE ASYMMETRIC UNIT IS COMPRISED OF 4 CHAINS, 3 OF WHICH ARE FRAGMENTS OF LONGER DNA STRANDS. APPLYING THE SPACE GROUP H3 SYMMETRY OPERATORS (X, Y, Z,), (-Y, X-Y, Z), AND (-X+Y,-X,Z) TO THE CONTENTS OF THE ASYMMETRIC UNIT GENERATES ONE TRIMERIC UNIT OF THE SELF-ASSOCIATED DNA NETWORK. ADDITIONAL DETAILS ABOUT THE CHEMICAL COMPOSITION AND ASSOCIATION ARE INCLUDED IN REMARK 400. |
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Components
#1: DNA chain | Mass: 4884.168 Da / Num. of mol.: 1 Fragment: THE 16 RESIDUES IS FROM OF THE FIRST PART OF A DNA MOLECULE USED IN EXPERIMENT, SEE REMARK 400 FOR DETAILS. Source method: obtained synthetically |
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#2: DNA chain | Mass: 5230.415 Da / Num. of mol.: 1 Fragment: SYMMETRICALLY- AND SEQUENTIALLY REPEATING UNIT OF A CIRCULAR DNA MOLECULES, SEE REMARK 400 FOR DETAILS. Source method: obtained synthetically |
#3: DNA chain | Mass: 4311.801 Da / Num. of mol.: 1 / Source method: obtained synthetically |
#4: DNA chain | Mass: 4550.957 Da / Num. of mol.: 1 Fragment: THE 15 RESIDUES IS FROM OF THE LAST PART OF A DNA MOLECULE USED IN EXPERIMENT, SEE REMARK 400 FOR DETAILS. Source method: obtained synthetically |
Compound details | THE STRUCTURE UNIT IS GENERATED FROM 7 DNA STRANDS WHICH FORM A NETWORK UNIT WITH INTERNAL 3-FOLD ...THE STRUCTURE UNIT IS GENERATED FROM 7 DNA STRANDS WHICH FORM A NETWORK UNIT WITH INTERNAL 3-FOLD SYMMETRY. EXTENDING OF THE STRUCTURE UNIT IN 3-D SPACE RESULTS THE CRYSTAL AT R3 SPACE GROUP (REPRESENTE |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 8.5 Details: CRYSTALLIZATION CONDITIONS: GROWN BY VAPOR DIFFUSION WHILE TREATED WITH A CONTROLLED TEMPERATURE GRADIENT FROM 333 DEGS TO 293 DEGS., PH 8.5, VAPOR DIFFUSION, SITTING DROP |
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-Data collection
Diffraction | Mean temperature: 190 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Details: GRAPHITE |
Radiation | Monochromator: GRAPHITE / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
Reflection | Resolution: 6.805→49.069 Å / Num. all: 1413 / Num. obs: 1413 / % possible obs: 100 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 |
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Processing
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Refinement | Method to determine structure: ![]()
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Solvent computation | Shrinkage radii: 0.47 Å / VDW probe radii: 0.8 Å / Solvent model: FLAT BULK SOLVENT MODEL / Bsol: 0 Å2 / ksol: 0.126 e/Å3 | ||||||||||||||||||||||||
Displacement parameters |
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Refinement step | Cycle: LAST / Resolution: 6.8046→49.069 Å
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Refine LS restraints |
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LS refinement shell | Highest resolution: 6.8046 Å
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