X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details pH 5.6

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.8 α = 90
b = 121.8 β = 90
c = 136.1 γ = 120
Symmetry
Space Group P 31 1 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
X RAY IMAGE INTENSIFIER (THOMPSON) + PRINCETON CCD DETECTOR THOMPSON FOCUSED BEAM TOROIDAL 1998-05
Diffraction Radiation
Monochromator Protocol
LAUE BRAGG --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID09 -- ESRF ID09

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
2.2 15 99.0 -- 0.108 -- 3.5 -- 58183 -- 2.0 18.84
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)
2.2 2.26 94.3 -- 0.246 2.0 2.2 --

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
-- 2.2 15.0 -- 1.0 -- 58148 1708 99.31 -- 0.1784 0.1784 0.208 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 2.2 2.3 -- 220 6730 0.2073 0.2374 0.016 95.41
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.26
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.841
x_bond_d 0.012
x_angle_deg 2.269
x_dihedral_angle_d 23.59
Coordinate Error
Parameter Value
Luzzati Sigma A (Observed) 0.13
Luzzati Resolution Cutoff (Low) 2.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4846
Nucleic Acid Atoms 0
Heterogen Atoms 362
Solvent Atoms 728

Software

Computing
Computing Package Purpose
DENZO, PROW Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
X-PLOR 3.843 Structure Solution
X-PLOR 3.843 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.843 refinement
X-PLOR version: 3.843 model building