X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4
Temperature 298.0
Details PROTEIN, 26 MG/ML IN WATER. RESERVOIR, 2.0 M AMMONIUM SULFATE, 0.1 M SODIUM ACETATE BUFFER, PH 4.0 , VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K. LIGAND SOAKING CONDITIONS: LIGAND, 10 MM K2OSO2(OH)4 IN 3.0 M AMMONIUM SULFATE, 0.1 SODIUM ACETATE BUFFER, PH 4.0, CRYO, 1.5 M AMMONIUM SULFATE, 0.1 SODIUM ACETATE BUFFER, PH 4.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.68 α = 90
b = 57.68 β = 90
c = 183.69 γ = 90
Symmetry
Space Group I 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2009-06-06
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06DA -- SLS X06DA

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
1.91 28.84 97.9 0.08 -- -- 10.13 -- 12284 -- 2.0 --
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)
2.0 2.11 86.3 0.28 -- 2.49 3.43 --

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 1.92 30.0 -- -- -- 12277 534 93.14 -- 0.1735 0.17234 0.19818 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 1.924 2.009 -- 41 763 0.302 0.308 -- 55.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.107
Anisotropic B[1][1] -0.66
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.66
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.31
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_other 0.127
r_dihedral_angle_3_deg 11.144
r_bond_other_d 0.001
r_dihedral_angle_4_deg 10.323
r_chiral_restr 0.131
r_dihedral_angle_1_deg 5.729
r_mcbond_it 0.852
r_bond_refined_d 0.02
r_mcangle_it 1.576
r_scangle_it 2.852
r_scbond_it 1.814
r_angle_refined_deg 1.25
r_gen_planes_other 0.001
r_angle_other_deg 1.435
r_gen_planes_refined 0.002
r_dihedral_angle_2_deg 27.768
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 913
Nucleic Acid Atoms 0
Heterogen Atoms 45
Solvent Atoms 116

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0097
MOSFLM data reduction
SCALA data scaling
MOLREP phasing