X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 0.1 M HEPES pH 7.5, 20% w/v PEG 10K, 0.1 M MALTOSE, 10 mM BME

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.12 α = 90.82
b = 53.41 β = 111.73
c = 53.72 γ = 111.32
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-12-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
2 20 87.6 -- 0.06 -- 7.27 -- 27976 -- -- 29.38
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)
2.0 2.07 55.6 -- 0.313 3.23 1.31 --

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
MAD 2.0 20.0 -- 0.0 -- 24473 1221 87.6 -- 0.1991 0.196 0.258 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.3
Anisotropic B[1][1] 1.6
Anisotropic B[1][2] -0.44
Anisotropic B[1][3] -1.64
Anisotropic B[2][2] -1.36
Anisotropic B[2][3] -0.95
Anisotropic B[3][3] -1.8
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.142
p_mcangle_it 0.973
p_bond_d 0.018
p_scangle_it 2.062
p_scbond_it 1.413
p_plane_restr 0.008
p_mcbond_it 0.54
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2664
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 319

Software

Software
Software Name Purpose
SOLVE phasing
DM model building
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
DM phasing