X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.9
Details 1.9M PHOSPHATE (PH 5.9)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 181.04 α = 90
b = 181.04 β = 90
c = 181.04 γ = 90
Symmetry
Space Group I 4 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 106
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II YALE MIRRORS 1997-01
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE MACSCIENCE M18X -- -- --

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
1.7 100 96.6 0.076 0.085 -- 5.07 -- 291377 -- 1.0 --
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)
1.7 1.8 91.8 -- -- -- -- --

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 1.7 6.0 -- 1.0 -- 44274 -- 96.6 -- -- -- -- --
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 1.7 1.8 -- -- -- -- -- -- 91.8
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 3.5
x_scbond_it 3.0
x_mcangle_it 3.0
x_mcbond_it 2.5
x_improper_angle_d 1.53
x_bond_d 0.016
x_angle_deg 1.9
x_dihedral_angle_d 25.6
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.02
Luzzati Resolution Cutoff (Low) 6.0
Luzzati ESD (R-Free Set) 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3067
Nucleic Acid Atoms 0
Heterogen Atoms 191
Solvent Atoms 396

Software

Computing
Computing Package Purpose
R-AXIS II Data Reduction (intensity integration)
PROTEIN V. 4 Data Reduction (data scaling)
X-PLOR 3.0 Structure Solution
X-PLOR 3.0 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.0 refinement
X-PLOR version: 3.0 model building
PROTEIN version: V4 data reduction
R-AXIS version: II data collection