X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details HANGING DROP METHOD, 12 MG/ML PROTEIN IN 30 MM HEPES, PH 6.5, 0.05 % NAN3 PRECIPITANT 66 % SAT. AMMONIUM SULFATE, 100MM TRIS-HCL PH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 135.3 α = 90
b = 137.2 β = 90
c = 80.6 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH BENT MULTILAYER, SAGITALLY FOCUSING CRYSTAL 1997-10-15
Diffraction Radiation
Monochromator Protocol
DIAMOND C(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 -- ESRF ID14-3

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
1.5 37.8 95.6 0.065 0.065 -- 3.7 -- 110239 -- 0.0 --
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)
1.5 1.58 91.5 0.294 0.294 2.0 3.0 --

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 1.5 10.0 -- 0.0 -- 106788 5441 89.7 -- -- 0.127 0.152 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.8
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.019
p_scangle_it 3.8
p_chiral_restr 0.126
p_staggered_tor 11.5
p_mcbond_it 2.2
p_scbond_it 2.8
p_planar_tor 8.5
p_angle_d 0.034
p_singtor_nbd 0.17
p_planar_d 0.044
p_plane_restr 0.028
p_multtor_nbd 0.31
p_transverse_tor 26.5
p_mcangle_it 3.0
p_xyhbond_nbd 0.167
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4016
Nucleic Acid Atoms 0
Heterogen Atoms 333
Solvent Atoms 798

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
Agrovata data scaling
ROTAVATA data scaling
X-PLOR phasing