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 CCD 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_angle_refined_deg 1.786
r_dihedral_angle_1_deg 4.792
r_gen_planes_refined 0.007
r_symmetry_hbond_refined 0.355
r_metal_ion_refined 0.13
r_scbond_it 2.637
r_chiral_restr 0.129
r_symmetry_vdw_refined 0.402
r_mcbond_it 0.902
r_nbd_refined 0.319
r_xyhbond_nbd_refined 0.242
r_scangle_it 4.2
r_mcangle_it 1.556
r_bond_refined_d 0.016
r_dihedral_angle_3_deg 20.379
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

Software
Software Name Purpose
REFMAC refinement version: 5.0
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing