X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.2
Details pH 8.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 284.22 α = 90
b = 107.76 β = 90
c = 139.68 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 269
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1993-09-15
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
2.85 -- 97.5 0.098 -- -- 5.4 -- 96689 -- 0.0 --
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)
2.85 -- 92.0 0.19 -- -- 2.9 --

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
-- 2.85 6.0 -- 0.0 -- 86186 -- 95.0 -- -- -- -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 41.6
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 31.34
p_staggered_tor 19.92
p_planar_tor 1.7
p_xyhbond_nbd 0.21
p_multtor_nbd 0.24
p_bond_d 0.011
p_angle_d 0.03
p_planar_d 0.041
p_mcbond_it 1.02
p_mcangle_it 1.8
p_scbond_it 2.16
p_scangle_it 3.42
p_plane_restr 0.01
p_chiral_restr 0.135
p_singtor_nbd 0.21
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 22722
Nucleic Acid Atoms 0
Heterogen Atoms 156
Solvent Atoms 603

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 Data Reduction (data scaling)
MULTIPLE ISOMORPHOUS REPLACEMENT Structure Solution
PROLSQ Structure Refinement
Software
Software Name Purpose
PROLSQ refinement
MULTIPLE version: ISOMORPHOUS REPLACEMENT model building