X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop Microseeding Macroseeding
pH 5.2
Temperature 277.0
Details 15.5% MPD, 0.1M sodium acetate, 0.1M NaCl, 0.02M CaCl2, pH 5.2, VAPOR DIFFUSION, SITTING DROP, MICROSEEDING, MACROSEEDING, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 195.21 α = 90
b = 54.63 β = 90.65
c = 38.57 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD -- 2008-03-28
IMAGE PLATE MAR scanner 345 mm plate -- 2008-01-28
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
XENOCS MULTILAYER OPTICS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 23-ID-B 1.03320 APS 23-ID-B
ROTATING ANODE RIGAKU RUH3R 1.5418 -- --

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
1.8 50 81.3 0.125 -- -- 3.1 38182 31036 -- -- --
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)
1.8 1.85 54.8 0.363 -- 1.89 2.2 3193

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
-- 1.8 50.0 -- 0.0 28761 28761 2500 75.3 0.25 0.25 0.237 0.284 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 36.535
Anisotropic B[1][1] 6.809
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 11.065
Anisotropic B[2][2] 7.169
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -13.978
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.27
c_mcbond_it 1.485
c_bond_d 0.0073
c_mcangle_it 2.312
c_scangle_it 2.937
c_scbond_it 2.088
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.31
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.35
Luzzati Sigma A (R-Free Set) 0.32
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2900
Nucleic Acid Atoms 0
Heterogen Atoms 70
Solvent Atoms 271

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement
PDB_EXTRACT data extraction version: 3.006
Blu-Ice data collection
EPMR phasing