X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 293.0
Details Na Formate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.16 α = 90
b = 113.4 β = 90
c = 58.84 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2004-10-06
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-BM 0.97943 APS 19-BM

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
1.7 50 99.3 0.083 0.083 -- 9.0 -- 59643 0.0 0.0 15.7
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)
1.7 1.76 93.6 0.685 0.685 2.47 8.0 3096

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
Sulfur SAD 1.7 40.83 0.0 0.0 62747 56253 1065 89.6 -- 0.167 0.167 0.2 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 1.7 1.81 7189 157 7189 0.265 0.323 0.026 70.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 19.3
Anisotropic B[1][1] -1.4
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.2
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.22
c_mcangle_it 1.76
c_dihedral_angle_d 25.3
c_angle_deg 2.1
c_improper_angle_d 1.2
c_scangle_it 3.17
c_scbond_it 2.18
c_bond_d 0.018
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.16
Luzzati Sigma A (Observed) 0.15
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.2
Luzzati Sigma A (R-Free Set) 0.17
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2234
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 362

Software

Software
Software Name Purpose
CNS refinement version: 1.0
DENZO data reduction
HKL-2000 data scaling
SOLVE phasing
RESOLVE phasing
ARP/wARP model building