X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 1.4 M AMMONIUM SULPHATE, 0.1 M BIS TRIS, PH 7.5; 0.1 M LICL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 94.05 α = 90
b = 162.85 β = 90
c = 266.44 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS 2012-10-19
Diffraction Radiation
Monochromator Protocol
SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 -- ALS 8.3.1

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
1.92 81.44 94.5 0.08 -- -- 2.7 -- 287620 -- 1.5 24.8
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)
1.92 2.02 74.4 0.54 -- 1.5 1.8 --

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 1.93 266.44 -- -- -- 269594 14356 94.32 -- 0.19177 0.18975 0.22975 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 1.928 1.978 -- 743 13804 0.35 0.376 -- 65.41
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.564
Anisotropic B[1][1] -0.32
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.19
Anisotropic B[2][2] 0.11
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.2
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.055
r_scbond_it 3.057
r_mcangle_it 1.568
r_mcbond_it 1.01
r_gen_planes_refined 0.011
r_chiral_restr 0.154
r_dihedral_angle_4_deg 21.16
r_dihedral_angle_3_deg 15.144
r_dihedral_angle_2_deg 33.356
r_dihedral_angle_1_deg 6.008
r_angle_refined_deg 2.173
r_bond_refined_d 0.025
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 18838
Nucleic Acid Atoms 0
Heterogen Atoms 829
Solvent Atoms 2637

Software

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