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_scangle_it 3.545
p_plane_restr 0.022
p_planar_d 0.028
p_chiral_restr 0.01
p_singtor_nbd 0.175
p_mcangle_it 2.143
p_multtor_nbd 0.255
p_special_tor 15.0
p_transverse_tor 37.4
p_bond_d 0.011
p_planar_tor 3.8
p_mcbond_it 1.422
p_scbond_it 2.269
p_staggered_tor 13.5
p_angle_d 0.027
p_xyhbond_nbd 0.108
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

Software
Software Name Purpose
DENZO data reduction
CCP4 data reduction
AMoRE phasing
REFMAC refinement
CCP4 data scaling