X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 290.0
Details MES, MPD, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 124.03 α = 90
b = 124.03 β = 90
c = 123.3 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD BRANDEIS - B1.2 -- 2000-06-28
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12C 0.95 NSLS X12C

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
2.1 99 94.9 -- 0.07 -- 2.0 243830 231395 -- -2.0 15.3
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)
2.1 2.18 75.5 -- 0.417 1.7 1.5 9378

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 2.1 40.6 -- 0.0 -- 108853 10932 87.8 -- 0.194 0.194 0.236 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 2.1 2.23 13896 1398 12498 0.274 0.315 0.008 67.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 31.7
Anisotropic B[1][1] -2.28
Anisotropic B[1][2] 0.48
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.28
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.56
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 2.03
c_mcbond_it 1.31
c_dihedral_angle_d 21.8
c_scangle_it 2.89
c_improper_angle_d 0.9
c_bond_d 0.01
c_mcangle_it 2.02
c_angle_deg 1.5
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Luzzati Sigma A (Observed) 0.26
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.29
Luzzati Sigma A (R-Free Set) 0.29
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12857
Nucleic Acid Atoms 0
Heterogen Atoms 184
Solvent Atoms 785

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement version: 1.1
CNS phasing version: 1.1