X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details 0.1M NAOAC PH 4.6, 25% PEG 4K, 1 MM PB(II)OAC, 10-12 MG/ML PROTEIN.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 128.39 α = 90
b = 44.85 β = 124.54
c = 78.14 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD DUAL CRYSTAL MIRROR 1999-03-15
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL1-5 -- SSRL BL1-5

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
1.95 25 99.4 -- 0.082 -- 3.3 -- 34905 -- -- 29.68
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)
1.95 2.01 99.2 0.47 -- 1.5 3.2 --

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 1.95 25.0 -- 0.0 -- 26771 2699 92.2 -- -- 0.205 0.255 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.4
RMS Deviations
Key Refinement Restraint Deviation
p_scbond_it 2.2
p_mcbond_it 1.8
p_plane_restr 0.03
p_scangle_it 3.4
p_planar_tor 8.4
p_staggered_tor 18.1
p_planar_d 0.069
p_xyhbond_nbd 0.125
p_angle_d 0.038
p_multtor_nbd 0.261
p_special_tor 0.0
p_bond_d 0.016
p_mcangle_it 2.7
p_chiral_restr 0.15
p_transverse_tor 31.7
p_singtor_nbd 0.185
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2070
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 288

Software

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