4J4G

Structure of P51G Cyanovirin-N swapped tetramer in the C2 space group


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP62950.8 M potassium phosphate dibasic, 1.2 M sodium phosphate monobasic, 0.1 M CAPS, pH 10.5, 0.2 M lithium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
3.0659.75

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 98.754α = 90
b = 46.232β = 90.02
c = 117.608γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray93CCDRIGAKU SATURN 944HF VariMax2011-11-28MSINGLE 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
11.9229.497.90.1098.45.6840946400863
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)
11.921.9989.90.3921.93.072643

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3EZM1.9229.434007336065400897.790.207630.203950.24111RANDOM30.363
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]
0.59-0.020.14-0.74
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg28.315
r_dihedral_angle_4_deg24.819
r_dihedral_angle_3_deg12.866
r_dihedral_angle_1_deg6.081
r_scangle_it2.715
r_scbond_it1.783
r_angle_refined_deg1.529
r_mcangle_it1.179
r_mcbond_it0.716
r_chiral_restr0.111
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg28.315
r_dihedral_angle_4_deg24.819
r_dihedral_angle_3_deg12.866
r_dihedral_angle_1_deg6.081
r_scangle_it2.715
r_scbond_it1.783
r_angle_refined_deg1.529
r_mcangle_it1.179
r_mcbond_it0.716
r_chiral_restr0.111
r_bond_refined_d0.015
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3072
Nucleic Acid Atoms
Solvent Atoms352
Heterogen Atoms

Software

Software
Software NamePurpose
StructureStudiodata collection
PHASERphasing
REFMACrefinement
d*TREKdata reduction
d*TREKdata scaling