X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8
Temperature 295.0
Details 18% PEG 8K, 0.1M TrisHCl, 0.2M CaCl2, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 171.91 α = 90
b = 40.67 β = 112.11
c = 73.77 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RIGAKU SATURN 944 -- 2010-11-02
Diffraction Radiation
Monochromator Protocol
graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 HF 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
2.5 50 99.3 -- -- -- -- 16538 16538 2.0 2.0 --
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)
2.5 2.64 96.8 -- -- -- -- --

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 2.51 20.0 -- 2.0 15613 15613 815 99.33 -- 0.24405 0.24015 0.31983 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 2.509 2.573 -- 50 1076 0.366 0.494 -- 93.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 46.435
Anisotropic B[1][1] 1.31
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.04
Anisotropic B[2][2] 0.13
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.66
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.269
r_scbond_it 1.974
r_mcangle_it 1.534
r_mcbond_it 0.825
r_gen_planes_refined 0.008
r_chiral_restr 0.103
r_dihedral_angle_4_deg 20.5
r_dihedral_angle_3_deg 19.691
r_dihedral_angle_2_deg 38.887
r_dihedral_angle_1_deg 8.029
r_angle_refined_deg 1.682
r_bond_refined_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3343
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 6

Software

Computing
Computing Package Purpose
CrystalClear Data Collection
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
Phaser Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
Phaser model building
CrystalClear data collection