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Open data
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Basic information
| Entry | Database: PDB / ID: 7e7v | ||||||
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| Title | Crystal structure of RSL mutant in complex with sugar Ligand | ||||||
Components | Fucose-binding lectin protein,Fucose-binding lectin protein,Fucose-binding lectin protein | ||||||
Keywords | SUGAR BINDING PROTEIN / Complex / Lectin / Fucose / Rhodamine | ||||||
| Function / homology | Fucose-specific lectin / Fungal fucose-specific lectin / carbohydrate binding / metal ion binding / Chem-R3F / Fucose-binding lectin protein Function and homology information | ||||||
| Biological species | Ralstonia solanacearum (bacteria) | ||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.61 Å | ||||||
Authors | Li, L. / Chen, G.S. | ||||||
Citation | Journal: ACS Nano / Year: 2023Title: Spatiotemporal Landscape for the Sophisticated Transformation of Protein Assemblies Defined by Multiple Supramolecular Interactions. Authors: Long Li / Zhen Li / Ziying Wang / Shuyu Chen / Rongying Liu / Xuyang Xu / Zhi Zhang / Linfei Ye / Yu Ding / Quan Luo / Sheng Cao / Lei Zhang / Anne Imberty / Guosong Chen / ![]() Abstract: Precise protein assemblies not only constitute a series of living machineries but also provide an advanced class of biomaterials. Previously, we developed the inducing ligand strategy to generate ...Precise protein assemblies not only constitute a series of living machineries but also provide an advanced class of biomaterials. Previously, we developed the inducing ligand strategy to generate various fixed protein assemblies, without the formation of noncovalent interactions between proteins. Here, we demonstrated that controlling the symmetry and number of supramolecular interactions introduced on protein surfaces could direct the formation of unspecific interactions between proteins and induce various nanoscale assemblies, including coiling nanowires, nanotubes, and nanosheets, without manipulation of the protein's native surfaces. More importantly, these nanoscale assemblies could spontaneously evolve into more ordered architectures, crystals. We further showed that the transformation from the introduced supramolecular interactions to the interactions formed between proteins was crucial for pathway selection and outcomes of evolution. These findings reveal a transformation mechanism of protein self-assembly that has not been exploited before and may provide an approach to generate complex and transformable biomacromolecular self-assemblies. | ||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 7e7v.cif.gz | 336 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb7e7v.ent.gz | 276.7 KB | Display | PDB format |
| PDBx/mmJSON format | 7e7v.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/e7/7e7v ftp://data.pdbj.org/pub/pdb/validation_reports/e7/7e7v | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 7e7nC ![]() 7e7rC ![]() 7e7tC ![]() 7e7uC ![]() 7e7wC ![]() 4csdS 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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| 2 | ![]()
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| 3 | ![]()
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| Unit cell |
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Components
| #1: Protein | Mass: 29005.451 Da / Num. of mol.: 3 / Mutation: R17A,R108A,R153A,R244A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Ralstonia solanacearum (bacteria)Gene: E7Z57_08365, RSP795_21825, RSP822_19650, RUN39_v1_50103 Production host: ![]() #2: Chemical | ChemComp-R3F / #3: Chemical | ChemComp-GOL / #4: Water | ChemComp-HOH / | Has ligand of interest | Y | Has protein modification | N | |
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-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.19 Å3/Da / Density % sol: 43.95 % |
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| Crystal grow | Temperature: 277 K / Method: small tubes / pH: 7.5 Details: 20 mM Tris-HCl, 100 mM of NaCl pH 7.5, Micro centrifuge tube sequentially put with RSL solution, pure buffer, ligand solution |
-Data collection
| Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | ||||||||||||||||||||||||||||||
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| Diffraction source | Source: SYNCHROTRON / Site: SSRF / Beamline: BL17U1 / Wavelength: 0.979183 Å | ||||||||||||||||||||||||||||||
| Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Nov 4, 2019 | ||||||||||||||||||||||||||||||
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||
| Radiation wavelength | Wavelength: 0.979183 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||
| Reflection | Resolution: 1.61→80.76 Å / Num. obs: 94580 / % possible obs: 98 % / Redundancy: 6.3 % / CC1/2: 0.998 / Rmerge(I) obs: 0.079 / Rpim(I) all: 0.034 / Rrim(I) all: 0.086 / Net I/σ(I): 15 / Num. measured all: 597512 / Scaling rejects: 1268 | ||||||||||||||||||||||||||||||
| Reflection shell | Diffraction-ID: 1
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: 4csd Resolution: 1.61→80.76 Å / Cor.coef. Fo:Fc: 0.926 / Cor.coef. Fo:Fc free: 0.911 / SU B: 4.765 / SU ML: 0.083 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.121 / ESU R Free: 0.115 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : WITH TLS ADDED
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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: 141.92 Å2 / Biso mean: 21.416 Å2 / Biso min: 8.14 Å2
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| Refinement step | Cycle: final / Resolution: 1.61→80.76 Å
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| LS refinement shell | Resolution: 1.61→1.65 Å / Rfactor Rfree error: 0
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| Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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| Refinement TLS group |
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Ralstonia solanacearum (bacteria)
X-RAY DIFFRACTION
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