X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details pH 8.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.96 α = 90
b = 81.4 β = 90
c = 94.77 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
IMAGE PLATE MARRESEARCH LONG FOCUSSING MIRRORS (MSC) 1996-07
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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 20 91.0 0.067 0.067 -- 3.4 -- 18592 -- -- 21.0
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)
2.2 2.28 51.0 0.2 0.2 4.0 2.8 --

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 2.2 20.0 -- 0.0 -- 18592 984 91.0 -- -- 0.17 0.26 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.9
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 23.3
p_staggered_tor 17.2
p_planar_tor 4.2
p_xyhbond_nbd 0.197
p_multtor_nbd 0.247
p_bond_d 0.011
p_angle_d 0.034
p_planar_d 0.038
p_mcbond_it 1.4
p_mcangle_it 2.1
p_scbond_it 1.8
p_scangle_it 2.6
p_plane_restr 0.012
p_chiral_restr 0.122
p_singtor_nbd 0.179
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3138
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 327

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