3CRU

Structural characterization of an engineered allosteric protein


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1GNEPDBid: 1GNE with the engineered peptide deleted.

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP9.529820% PEG8000, 50 mM Tris-HCL, 3 mM B-ME., pH 9.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.4649.97

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 92.68α = 90
b = 92.68β = 90
c = 57.82γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray150IMAGE PLATERIGAKU RAXIS IV++Rigaku Varimax HR2007-10-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E+ SUPERBRIGHT1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.319.507840.6114.871.99213861796729.96
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.3376.50.1586.21.918979

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDBid: 1GNE with the engineered peptide deleted.2.319.507116721069386891.60.2210.291random
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
-0.768-0.7681.536
RMS Deviations
KeyRefinement Restraint Deviation
c_angle_d1.3297
c_bond_d0.0073
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1760
Nucleic Acid Atoms
Solvent Atoms90
Heterogen Atoms20

Software

Software
Software NamePurpose
XDSdata scaling
AMoREphasing
CNSrefinement
XDSdata reduction