X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.2
Details CRYSTALLIZED FROM 25% PEG 4000 SOLUTION., pH 7.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 30.67 α = 90
b = 48.77 β = 90
c = 101.37 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS -- 1995
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
2.3 26.2 87.5 0.049 -- -- 2.33 -- 6330 -- 2.0 --

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
MIR 2.3 8.0 -- 2.0 -- 5696 -- 81.1 -- -- 0.184 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.2
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.027
p_scangle_it 7.459
p_chiral_restr 0.127
p_transverse_tor 15.7
p_multtor_nbd 0.18
p_plane_restr 0.01
p_bond_d 0.01
p_xyhbond_nbd 0.171
p_staggered_tor 17.9
p_mcbond_it 3.104
p_planar_d 0.031
p_mcangle_it 4.846
p_planar_tor 1.4
p_scbond_it 4.925
p_singtor_nbd 0.181
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.23
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1066
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 32

Software

Software
Software Name Purpose
PHASES phasing
X-PLOR model building
PROFFT refinement
X-PLOR refinement
XDS data reduction
XSCALE data scaling
X-PLOR phasing