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Open data
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Basic information
Entry | Database: PDB / ID: 7r55 | ||||||
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Title | B-trefoil lectin from Salpingoeca rosetta in complex with Gb3 | ||||||
![]() | Sarol-1 | ||||||
![]() | SUGAR BINDING PROTEIN / lectin / Gb3 / b-trefoil / pore forming lectin | ||||||
Function / homology | Ricin B-like lectins / Uncharacterized protein![]() | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Notova, S. / Varrot, A. | ||||||
Funding support | European Union, 1items
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![]() | ![]() Title: The choanoflagellate pore-forming lectin SaroL-1 punches holes in cancer cells by targeting the tumor-related glycosphingolipid Gb3. Authors: Notova, S. / Bonnardel, F. / Rosato, F. / Siukstaite, L. / Schwaiger, J. / Lim, J.H. / Bovin, N. / Varrot, A. / Ogawa, Y. / Romer, W. / Lisacek, F. / Imberty, A. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 277.1 KB | Display | ![]() |
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PDB format | ![]() | Display | ![]() | |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 2 MB | Display | ![]() |
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Full document | ![]() | 2 MB | Display | |
Data in XML | ![]() | 32.2 KB | Display | |
Data in CIF | ![]() | 49 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7qe3C ![]() 7qe4SC S: Starting model for refinement C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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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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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Ens-ID: 1 / Beg auth comp-ID: THR / Beg label comp-ID: THR / End auth comp-ID: PRO / End label comp-ID: PRO / Auth seq-ID: 4 - 326 / Label seq-ID: 4 - 326
NCS ensembles : (Details: Local NCS retraints between domains: 1 2) |
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Components
#1: Protein | Mass: 36517.785 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Polysaccharide | alpha-D-galactopyranose-(1-4)-beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose Source method: isolated from a genetically manipulated source #3: Chemical | ChemComp-EDO / | #4: Water | ChemComp-HOH / | Has ligand of interest | Y | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.403 Å3/Da / Density % sol: 48.84 % / Description: rock |
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Crystal grow | Temperature: 292 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: 0.1 M MOPSO, Bis-Tris pH 6.5, 100 mM amino acids Morpheus I, 35 % PEG SMEAR MEDIUM |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | ||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||||||||
Detector | Type: DECTRIS EIGER X 16M / Detector: PIXEL / Date: Oct 9, 2021 | ||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||
Radiation wavelength | Wavelength: 0.978565 Å / Relative weight: 1 | ||||||||||||||||||
Reflection | Resolution: 1.84→45.18 Å / Num. obs: 62904 / % possible obs: 99.8 % / Redundancy: 8.2 % / CC1/2: 0.999 / Rmerge(I) obs: 0.093 / Rpim(I) all: 0.05 / Rrim(I) all: 0.106 / Net I/σ(I): 11.8 | ||||||||||||||||||
Reflection shell | Num. unique obs: 3696 / Diffraction-ID: 1
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 7QE4 Resolution: 1.84→45.18 Å / Cor.coef. Fo:Fc: 0.965 / Cor.coef. Fo:Fc free: 0.944 / WRfactor Rfree: 0.229 / WRfactor Rwork: 0.174 / SU B: 3.71 / SU ML: 0.108 / Average fsc free: 0.9048 / Average fsc work: 0.9189 / Cross valid method: FREE R-VALUE / ESU R: 0.138 / ESU R Free: 0.14 Details: Hydrogens have been added in their riding positions
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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 BULK SOLVENT | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 27.838 Å2
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Refinement step | Cycle: LAST / Resolution: 1.84→45.18 Å
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Refine LS restraints |
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Refine LS restraints NCS |
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LS refinement shell |
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