X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 295.0
Details 12% to 25% PEG 6000 or PEG 4000 or PEG 3350 or PEG 1450 in the presence of EDTA, DTT and Sodium azide in 100mM MES. pH 6.5, VAPOR DIFFUSION, HANGING DROP at 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.24 α = 90
b = 63.44 β = 117.74
c = 53.89 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 295
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH Mirrors 2000-02-10
Diffraction Radiation
Monochromator Protocol
Mirrors SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 1.5418 -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.9 20 98.4 -- 0.068 -- 18.8 20508 20508 -- -- --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.9 1.97 97.1 -- 0.215 -- -- 2008

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.9 20.0 -- 0.1 20508 20037 1977 96.2 -- -- 0.18 0.21 Random
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.9 1.97 -- 172 1714 0.233 0.271 -- 91.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 23.74
Anisotropic B[1][1] 2.18
Anisotropic B[1][2] -4.32
Anisotropic B[1][3] 2.14
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 4.14
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 3.19
c_dihedral_angle_d 22.3443
c_mcangle_it 3.8
c_scbond_it 5.8
c_scangle_it 8.14
c_bond_d 0.0062
c_angle_deg 1.3524
c_improper_angle_d 0.7165
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.15
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.19
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1957
Nucleic Acid Atoms 0
Heterogen Atoms 9
Solvent Atoms 173

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
CNS refinement version: 0.4