X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 10 PERCENT PEG4000,50 MM AMMONIUM ACETATE, 50 MM HEPES PH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.22 α = 90
b = 71.61 β = 90
c = 71.59 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
IMAGE PLATE MARRESEARCH -- 1998-11-23
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R -- ELETTRA 5.2R

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
1.85 20 97.4 0.05 -- -- 3.5 -- 23407 -- -- --
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)
1.85 2.0 98.4 0.21 -- 4.0 -- --

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
OTHER 1.85 20.0 -- -- -- 22169 1200 97.5 -- 0.226 0.223 0.272 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 1.85 1.9 -- 86 1606 0.234 0.31 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.71
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.52
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.109
r_scbond_it 2.593
r_mcangle_it 1.947
r_mcbond_it 1.104
r_nbd_refined 0.221
r_gen_planes_other 0.004
r_gen_planes_refined 0.008
r_chiral_restr 0.143
r_dihedral_angle_1_deg 6.338
r_angle_other_deg 0.911
r_angle_refined_deg 1.521
r_bond_other_d 0.002
r_bond_refined_d 0.016
r_nbd_other 0.242
r_nbtor_other 0.087
r_xyhbond_nbd_refined 0.125
r_symmetry_vdw_refined 0.131
r_symmetry_vdw_other 0.271
r_symmetry_hbond_refined 0.159
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2215
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 67

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement