X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 277.0
Details ammonium sulfate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.12 α = 90
b = 31.45 β = 95.5
c = 54.95 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-06-28
Diffraction Radiation
Monochromator Protocol
Double crystal mono chromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 1.000 EMBL/DESY, Hamburg X31

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
1.85 20 95.9 -- -- -- -- 12210 12210 0.0 0.0 --
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)
1.85 1.88 94.3 -- -- -- -- --

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 1.85 19.0 -- 0.0 10861 10861 558 93.7 0.1642 0.1642 0.16133 0.22002 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 1.85 1.898 -- 34 745 0.219 0.241 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.5
Anisotropic B[1][1] -1.03
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.59
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.92
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_hbond_refined 0.27
r_dihedral_angle_1_deg 3.633
r_chiral_restr 0.088
r_nbd_refined 0.234
r_mcangle_it 6.27
r_angle_refined_deg 1.116
r_dihedral_angle_3_deg 14.374
r_bond_refined_d 0.01
r_xyhbond_nbd_refined 0.195
r_symmetry_vdw_refined 0.162
r_gen_planes_refined 0.01
r_scangle_it 11.207
r_mcbond_it 5.266
r_scbond_it 11.844
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1166
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 180

Software

Software
Software Name Purpose
EPMR phasing
REFMAC refinement version: 5.0
DENZO data reduction
SCALEPACK data scaling