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- PDB-6yml: Crystal structure of the SAM-SAH riboswitch with decarboxylated SAH -
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Open data
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Basic information
Entry | Database: PDB / ID: 6yml | |||||||||
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Title | Crystal structure of the SAM-SAH riboswitch with decarboxylated SAH | |||||||||
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![]() | RNA / Pseudoknot / SAM / Riboswitch | |||||||||
Function / homology | ADENOSINE MONOPHOSPHATE / 5'-S-(3-aminopropyl)-5'-thioadenosine / RNA / RNA (> 10)![]() | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Huang, L. / Lilley, D.M.J. | |||||||||
Funding support | ![]() ![]()
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![]() | ![]() Title: Crystal structure and ligand-induced folding of the SAM/SAH riboswitch. Authors: Huang, L. / Liao, T.W. / Wang, J. / Ha, T. / Lilley, D.M.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 | ![]() | 108.2 KB | Display | ![]() |
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PDB format | ![]() | 70.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 6yl5SC ![]() 6ylbC ![]() 6ymiC ![]() 6ymjC ![]() 6ymkC ![]() 6ymmC 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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1 | ![]()
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2 | ![]()
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Unit cell |
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Components
-RNA chain , 2 types, 4 molecules ACBD
#1: RNA chain | Mass: 8389.874 Da / Num. of mol.: 2 / Source method: obtained synthetically / Source: (synth.) ![]() #2: RNA chain | Mass: 2895.791 Da / Num. of mol.: 2 / Source method: obtained synthetically / Source: (synth.) ![]() |
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-Non-polymers , 4 types, 9 molecules ![](data/chem/img/AMP.gif)
![](data/chem/img/DSH.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/DSH.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/HOH.gif)
#3: Chemical | ChemComp-AMP / | ||||
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#4: Chemical | #5: Chemical | ChemComp-SO4 / | #6: Water | ChemComp-HOH / | |
-Details
Has ligand of interest | Y |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.72 Å3/Da / Density % sol: 66.9 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 6 Details: 0.01 M Magnesium Sulfate, 0.05 M Sodium Cacodylate pH 6.0, 1.8 M Lithium Sulfate monohydrate |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS3 6M / Detector: PIXEL / Date: Sep 15, 2019 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9188 Å / Relative weight: 1 |
Reflection | Resolution: 2.17→75.4 Å / Num. obs: 17121 / % possible obs: 100 % / Observed criterion σ(I): 0.6 / Redundancy: 9.7 % / Biso Wilson estimate: 69.42 Å2 / CC1/2: 0.997 / Rmerge(I) obs: 0.095 / Rpim(I) all: 0.033 / Net I/σ(I): 9.4 |
Reflection shell | Resolution: 2.17→2.2 Å / Rmerge(I) obs: 1.5 / Mean I/σ(I) obs: 0.6 / Num. unique obs: 867 / CC1/2: 0.355 / Rpim(I) all: 1 / % possible all: 100 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 6YL5 Resolution: 2.17→53.05 Å / SU ML: 0.3452 / Cross valid method: FREE R-VALUE / σ(F): 1.35 / Phase error: 32.1866
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å | ||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 74.95 Å2 | ||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.17→53.05 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: 20.5268773692 Å / Origin y: -28.5433780996 Å / Origin z: 17.9665400538 Å
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Refinement TLS group | Selection details: all |