X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8
Temperature 291.0
Details 50 mM Tris, 3.0 M Ammonium Sulfate, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.15 α = 90
b = 41.47 β = 104.19
c = 72.03 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
CCD BRUKER SMART 6000 -- 2011-03-25
Diffraction Radiation
Monochromator Protocol
Montels mirrors SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 1.5478 -- --

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 19.96 99.52 -- -- -- -- 15683 15608 -- 1.0 --
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 2.051 99.25 -- -- -- -- --

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 2.0 19.96 -- -- 15683 15608 842 99.52 -- 0.17589 0.17229 0.24088 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 2.0 2.051 -- 60 1128 0.165 0.251 -- 99.25
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 11.029
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.01
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.01
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.977
r_scbond_it 2.943
r_dihedral_angle_2_deg 35.376
r_scangle_it 4.523
r_dihedral_angle_3_deg 15.752
r_chiral_restr 0.138
r_gen_planes_refined 0.01
r_mcbond_it 1.065
r_angle_refined_deg 1.884
r_mcangle_it 1.824
r_bond_refined_d 0.021
r_dihedral_angle_4_deg 21.125
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2049
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 136

Software

Software
Software Name Purpose
APEX data collection
PHASER phasing
REFMAC refinement version: 5.5.0109
APEX data reduction