X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details 0.2 M CA ACET, 15% PEG 2000, 0.1 M TRIS PH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 112.37 α = 90
b = 145.58 β = 120.05
c = 112.5 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC MIRRORS 2002-02-15
Diffraction Radiation
Monochromator Protocol
NI FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX14.2 -- SRS PX14.2

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
1.9 50 97.0 0.06 -- -- 3.8 -- 246133 -- -- --
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)
1.9 1.97 82.4 0.4 -- 2.2 3.0 --

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 1.9 27.0 -- -- -- 225403 11944 96.7 -- 0.229 0.228 0.25 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 1.9 1.95 -- 734 13965 0.292 0.308 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.92
Anisotropic B[1][1] -2.4
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.35
Anisotropic B[2][2] 3.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.19
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.2
r_scbond_it 2.637
r_mcangle_it 1.556
r_mcbond_it 0.902
r_nbd_refined 0.319
r_gen_planes_refined 0.007
r_chiral_restr 0.129
r_dihedral_angle_3_deg 20.379
r_dihedral_angle_1_deg 4.792
r_angle_refined_deg 1.786
r_bond_refined_d 0.016
r_xyhbond_nbd_refined 0.242
r_metal_ion_refined 0.13
r_symmetry_vdw_refined 0.402
r_symmetry_hbond_refined 0.355
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13344
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 1096

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
MOLREP model building