X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.77 α = 90
b = 51.13 β = 90
c = 147.99 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1997-06-04
Diffraction Radiation
Monochromator Protocol
SILICON 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.65 15 89.1 0.066 -- -- 4.4 -- 39196 -- -- 15.9
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)
1.65 1.69 68.2 0.157 -- 4.6 4.3 --

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 1.65 8.0 -- 0.0 44556 44556 1195 90.0 -- 0.186 0.185 0.228 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.8
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 37.4
p_staggered_tor 13.5
p_planar_tor 3.8
p_xyhbond_nbd 0.108
p_multtor_nbd 0.255
p_bond_d 0.011
p_angle_d 0.027
p_planar_d 0.028
p_mcbond_it 1.422
p_mcangle_it 2.143
p_scbond_it 2.269
p_scangle_it 3.545
p_plane_restr 0.022
p_chiral_restr 0.01
p_singtor_nbd 0.175
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2166
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 232

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building
CCP4 data reduction
DENZO data collection