3W8V

Crystal Structure Analysis of the synthetic GCN4 coiled coil peptide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1IJ2 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP729350% Tacsimate, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3547.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 31.168α = 90
b = 34.162β = 90
c = 95.067γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2011-08-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH3R1.5418

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
12.12399.10.1069.610.263486278
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)
12.12.1490.70.4166.9282

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-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1IJ22.122.386348621160798.310.20070.1920.288RANDOM31.578
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]
-0.342.64-2.3
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg21.851
r_dihedral_angle_3_deg17.866
r_dihedral_angle_4_deg14.161
r_scangle_it4.129
r_dihedral_angle_1_deg4.035
r_scbond_it2.838
r_angle_refined_deg2.093
r_mcangle_it1.507
r_mcbond_it0.881
r_chiral_restr0.094
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg21.851
r_dihedral_angle_3_deg17.866
r_dihedral_angle_4_deg14.161
r_scangle_it4.129
r_dihedral_angle_1_deg4.035
r_scbond_it2.838
r_angle_refined_deg2.093
r_mcangle_it1.507
r_mcbond_it0.881
r_chiral_restr0.094
r_bond_refined_d0.02
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms753
Nucleic Acid Atoms
Solvent Atoms71
Heterogen Atoms68

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection