X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 283.0
Details 28% PEG 4000, 0.2M ammonium sulfate, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 283K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.95 α = 90
b = 85.56 β = 90
c = 90.03 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 RAYONIX MX225HE -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 31-ID 0.97929 APS 31-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
1.4 20.93 99.2 -- 0.083 -- 7.1 61359 61191 -- 3.0 18.3
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)
1.4 1.48 98.0 -- -- 1.9 6.9 8724

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
FOURIER SYNTHESIS 1.4 20.93 -- -- -- 58024 3094 99.17 -- 0.21985 0.2188 0.24017 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 1.4 1.436 -- 254 4124 0.322 0.303 -- 97.75
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.42
Anisotropic B[1][1] -0.18
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.21
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.39
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 0.977
r_dihedral_angle_2_deg 35.551
r_mcbond_it 0.361
r_scangle_it 1.636
r_gen_planes_refined 0.003
r_dihedral_angle_1_deg 4.544
r_dihedral_angle_3_deg 11.675
r_mcangle_it 0.705
r_angle_refined_deg 0.914
r_bond_refined_d 0.006
r_dihedral_angle_4_deg 17.45
r_chiral_restr 0.061
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2175
Nucleic Acid Atoms 0
Heterogen Atoms 37
Solvent Atoms 297

Software

Software
Software Name Purpose
CNS refinement
REFMAC refinement version: 5.5.0072
MOSFLM data reduction
SCALA data scaling
CNS phasing