X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Evaporation
pH 7.2
Temperature 298.0
Details 0.1M Hepes sodium pH7.2, 15% PEG 20000, EVAPORATION, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.6 α = 90
b = 86.37 β = 90
c = 88.52 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2012-08-01
Diffraction Radiation
Monochromator Protocol
LN2-cooled, fixed-exit double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSRRC BEAMLINE BL13B1 1 NSRRC BL13B1

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
2.2 61.82 97.6 0.07 -- -- 9.1 20713 20216 0.0 3.0 --
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)
2.2 2.28 80.7 -- -- -- -- --

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 2.2 25.0 -- -- 19658 19068 1029 97.0 0.17367 0.17367 0.17109 0.2205 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 2.2 2.257 -- 70 1075 0.165 0.25 -- 76.23
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.027
Anisotropic B[1][1] 0.4
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.27
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.66
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.842
r_chiral_restr 0.126
r_dihedral_angle_1_deg 6.408
r_dihedral_angle_2_deg 37.592
r_scangle_it 4.581
r_gen_planes_refined 0.007
r_mcangle_it 1.611
r_dihedral_angle_4_deg 14.029
r_dihedral_angle_3_deg 14.648
r_angle_refined_deg 1.566
r_scbond_it 2.788
r_bond_refined_d 0.017
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2680
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 290

Software

Software
Software Name Purpose
HKL-2000 data collection
MOLREP phasing
REFMAC refinement version: 5.5.0109
HKL-2000 data reduction
HKL-2000 data scaling