X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 3.5
Details 17 % PEG 6000 PH 3.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.48 α = 90
b = 94.93 β = 90
c = 230.13 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM1A -- ESRF BM1A

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
1.73 20 94.4 0.078 -- -- 4.9 -- 79369 -- -- 17.5
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)
1.73 1.79 91.1 0.27 -- 4.4 -- --

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 1.73 20.0 -- 0.0 -- 79344 -- 94.4 -- -- 0.17 0.208 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.1
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 32.9
p_staggered_tor 12.4
p_planar_tor 3.5
p_xyhbond_nbd 0.122
p_multtor_nbd 0.26
p_bond_d 0.012
p_angle_d 0.027
p_planar_d 0.032
p_mcbond_it 1.392
p_mcangle_it 2.1
p_scbond_it 1.883
p_scangle_it 2.96
p_plane_restr 0.021
p_chiral_restr 0.119
p_singtor_nbd 0.17
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5225
Nucleic Acid Atoms 0
Heterogen Atoms 90
Solvent Atoms 573

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building
SCALEPACK data reduction
DENZO data collection