X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Temperature 291.0
Details 25% PEG 3350, 0.2 M Lithium Sulfate, 0.1 M Hepes pH7.5, vapor diffusion hanging drop, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.7 α = 90
b = 70.7 β = 90
c = 172.95 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2012-07-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID -- APS 19-ID

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
2.3 50 99.9 0.091 -- -- 9.7 -- 20339 -- 0.0 45.7
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)
2.3 2.34 100.0 0.847 -- -- 9.9 --

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 2.3 48.07 -- 0.0 20180 20180 838 99.4 -- 0.193 0.192 0.221 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 2.3 2.36 -- 55 1401 0.23 0.281 -- 99.39
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 39.87
Anisotropic B[1][1] 0.24
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.48
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.004
r_chiral_restr 0.079
r_dihedral_angle_4_deg 26.458
r_dihedral_angle_3_deg 14.974
r_dihedral_angle_2_deg 37.005
r_dihedral_angle_1_deg 5.571
r_angle_refined_deg 1.242
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2305
Nucleic Acid Atoms 0
Heterogen Atoms 39
Solvent Atoms 115

Software

Computing
Computing Package Purpose
HKL-3000 Data Reduction (intensity integration)
HKL-3000 Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.7.0029, COOT 0.6.2 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.11 data extraction
REFMAC5 version: 5.7.0029 refinement
SCALEPACK data reduction