X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details 13-16% MPEG 5000, 100MM IMIDAZOLE MALATE, PH8.5, pH 8.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 55.19 α = 90
b = 87.33 β = 90
c = 210.54 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
345 IMAGE PLATE MARRESEARCH -- 1999-10-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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
2.7 20 95.2 -- 0.112 -- 4.66 -- 26811 -- -- 59.53
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)
2.7 2.78 97.6 -- 0.374 2.9 5.0 --

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 2.7 20.0 -- 2.0 -- 24298 1192 84.5 -- 0.215 0.215 0.278 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 2.7 2.74 -- 42 819 0.3132 0.348 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.5
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.0074
c_angle_deg 1.423
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Resolution Cutoff (Low) 6.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6936
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 112

Software

Computing
Computing Package Purpose
HKL Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
AMORE model building