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- PDB-7v1v: Difructose dianhydride I synthase/hydrolase (alphaFFase1) from Bi... -
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Open data
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Basic information
Entry | Database: PDB / ID: 7v1v | |||||||||
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Title | Difructose dianhydride I synthase/hydrolase (alphaFFase1) from Bifidobacterium dentium, ligand-free form | |||||||||
![]() | Difructose dianhydride I synthase/hydrolase (alphaFFase1) | |||||||||
![]() | HYDROLASE / Glycoside Hydrolase / alpha-D-fructofuranosidase / ligand-free | |||||||||
Function / homology | Protein of unknown function DUF2961 / Protein of unknown function (DUF2961) / metal ion binding / D(-)-TARTARIC ACID / DUF2961 domain-containing protein![]() | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Kashima, T. / Arakawa, T. / Yamada, C. / Fujita, K. / Fushinobu, S. | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Identification of difructose dianhydride I synthase/hydrolase from an oral bacterium establishes a novel glycoside hydrolase family. Authors: Kashima, T. / Okumura, K. / Ishiwata, A. / Kaieda, M. / Terada, T. / Arakawa, T. / Yamada, C. / Shimizu, K. / Tanaka, K. / Kitaoka, M. / Ito, Y. / Fujita, K. / Fushinobu, S. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 589.2 KB | Display | ![]() |
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PDB format | ![]() | 478.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 506.9 KB | Display | ![]() |
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Full document | ![]() | 532.2 KB | Display | |
Data in XML | ![]() | 115.8 KB | Display | |
Data in CIF | ![]() | 173.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7v1wC ![]() 7v1xC ![]() 4kq7S 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: 53045.027 Da / Num. of mol.: 6 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Chemical | ChemComp-CA / #3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | Has ligand of interest | N | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.39 Å3/Da / Density % sol: 48.45 % |
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Crystal grow | Temperature: 293.15 K / Method: vapor diffusion, sitting drop / Details: 20% PEG3350, 0.2M di-sodium tartrate |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Jun 24, 2019 |
Radiation | Monochromator: Numerical link type Si(111) double crystal / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.96→49.69 Å / Num. obs: 206183 / % possible obs: 99.9 % / Redundancy: 3.5 % / Biso Wilson estimate: 8.99 Å2 / CC1/2: 0.994 / Rmerge(I) obs: 0.098 / Rpim(I) all: 0.061 / Rrim(I) all: 0.116 / Net I/σ(I): 10.3 |
Reflection shell | Resolution: 1.96→1.99 Å / Redundancy: 3.2 % / Rmerge(I) obs: 0.432 / Mean I/σ(I) obs: 2.9 / Num. unique obs: 10181 / CC1/2: 0.8 / Rpim(I) all: 0.283 / Rrim(I) all: 0.518 / % possible all: 99.9 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 4KQ7 Resolution: 1.96→49.69 Å / Cor.coef. Fo:Fc: 0.96 / Cor.coef. Fo:Fc free: 0.94 / SU B: 3.421 / SU ML: 0.096 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.151 / ESU R Free: 0.134 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : REFINED INDIVIDUALLY
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 91.27 Å2 / Biso mean: 18.101 Å2 / Biso min: 5.38 Å2
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Refinement step | Cycle: final / Resolution: 1.96→49.69 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.96→2.01 Å / Rfactor Rfree error: 0
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