X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.48
Details pH 4.48

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.06 α = 90
b = 68.45 β = 90
c = 30.52 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC -- 1995-11
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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 15 91.1 0.044 -- -- 3.1 -- 20571 -- 1.0 --

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 -- 1.0 -- 16327 -- 91.1 -- -- 0.212 -- --
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 18.9
p_staggered_tor 17.8
p_planar_tor 7.9
p_xyhbond_nbd 0.299
p_multtor_nbd 0.159
p_bond_d 0.009
p_angle_d 0.0034
p_planar_d 0.024
p_mcbond_it 2.5
p_mcangle_it 2.9
p_scbond_it 3.2
p_scangle_it 3.6
p_plane_restr 0.033
p_chiral_restr 0.212
p_singtor_nbd 0.183
Coordinate Error
Parameter Value
Luzzati Resolution Cutoff (Low) 10.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1001
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 78

Software

Computing
Computing Package Purpose
RIGAKU Data Reduction (intensity integration)
BIOTEX Data Reduction (data scaling)
X-PLOR Structure Solution
GPRLSA, X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
GPRLSA refinement
X-PLOR model building
BIOTEX data reduction
RIGAKU data collection