X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 296.0
Details 35% PEG2000, 0.3M Magnesium Chloride, 0.1M MES, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 296K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.61 α = 90
b = 64.33 β = 95.8
c = 187.74 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV++ MULTILAYER OPTIC 2009-08-05
Diffraction Radiation
Monochromator Protocol
VARIMAX CU HF OPTICS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 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 64.3 95.9 0.088 -- -- 3.7 33009 33009 0.0 0.0 40.0
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 2.6 80.7 0.278 -- 3.8 3.3 4043

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 2.5 64.3 -- 0.0 33009 33009 1669 95.9 -- 0.18167 0.17828 0.24397 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 2.5 2.6 4043 88 1706 0.251 0.334 -- 80.7
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.761
Anisotropic B[1][1] 0.13
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.32
Anisotropic B[2][2] 0.02
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.22
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 0.9
r_bond_refined_d 0.007
r_dihedral_angle_2_deg 40.356
r_gen_planes_refined 0.021
r_dihedral_angle_4_deg 20.223
r_dihedral_angle_3_deg 18.19
r_dihedral_angle_1_deg 8.451
r_chiral_restr 0.035
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7596
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 271

Software

Software
Software Name Purpose
CrystalClear data collection
MOLREP phasing
REFMAC refinement version: 5.6.0117
MOSFLM data reduction
SCALA data scaling