X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.9
Details PROTEIN WAS CRYSTALLISED FROM 0.1M MES PH5.9, 60MM MAGNESIUM ACETATE AND 25-30% PEG 8000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.63 α = 90
b = 64.68 β = 90
c = 152.29 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-06-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX7.2 -- SRS PX7.2

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
1.59 20 91.3 -- 0.069 -- 2.5 -- 77446 -- -- 11.436
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)
1.59 1.68 87.7 -- 0.1 6.5 2.4 --

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 1.6 20.0 -- 0.0 -- 72244 3818 90.8 -- -- 0.16 0.184 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.443
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.021
p_planar_d 0.023
p_planar_tor 3.3
p_scangle_it 2.964
p_mcbond_it 1.323
p_chiral_restr 0.094
p_plane_restr 0.0182
p_special_tor 15.0
p_staggered_tor 11.5
p_transverse_tor 32.3
p_mcangle_it 1.79
p_bond_d 0.007
p_scbond_it 2.12
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4218
Nucleic Acid Atoms 0
Heterogen Atoms 17
Solvent Atoms 630

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
SCALA data scaling
AMoRE phasing