X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.7
Temperature 298.0
Details sodium acetate 0.1 M Ammonium sulfate 1.9 M, pH 4.7. VAPOR DIFFUSION, HANGING DROP at 298 K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.19 α = 90
b = 85.19 β = 90
c = 73.77 γ = 90
Symmetry
Space Group P 43 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-04-17
Diffraction Radiation
Monochromator Protocol
monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.08 SSRL BL7-1

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
2.9 30 99.0 0.054 -- -- 1.0 7933 7933 -- 1.0 85.6
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)
2.9 3.04 99.0 0.269 -- 8.0 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 2.9 27.89 1.0 2.0 7933 5811 316 90.7 0.263 0.263 0.263 0.312 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.9 3.0 -- 20 452 0.419 0.435 0.097 74.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 89.9
Anisotropic B[1][1] 1.19
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.19
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.39
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 2.0
c_scbond_it 8.07
c_scangle_it 12.12
c_dihedral_angle_d 23.8
c_improper_angle_d 1.29
c_mcangle_it 9.79
c_bond_d 0.013
c_mcbond_it 5.89
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.5
Luzzati Sigma A (Observed) 0.75
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.56
Luzzati Sigma A (R-Free Set) 0.62
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1455
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 47

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement
DENZO data reduction
SCALEPACK data scaling