X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 293.0
Details 0.1 M HEPES (pH 7.5), 0.1 M sodium azide and 22% PEG 4000, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35.49 α = 90
b = 50.91 β = 101.01
c = 57.91 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 Platinum 135 -- 2011-04-15
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE BRUKER AXS MICROSTAR 1.5406 -- --

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 56.84 98.6 -- -- -- -- 11989 11821 -- 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)
2.1 2.2 90.6 -- -- -- -- --

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 56.84 -- -- 11989 11235 562 98.54 -- 0.21801 0.21569 0.26494 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 2.155 -- 37 700 0.255 0.281 -- 84.81
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.274
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.53
r_scbond_it 0.941
r_mcangle_it 0.692
r_mcbond_it 0.358
r_gen_planes_refined 0.003
r_chiral_restr 0.067
r_dihedral_angle_4_deg 19.755
r_dihedral_angle_3_deg 15.614
r_dihedral_angle_2_deg 29.562
r_dihedral_angle_1_deg 5.355
r_angle_refined_deg 1.034
r_bond_refined_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1768
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 76

Software

Computing
Computing Package Purpose
PROTEUM PLUS Data Collection
PROTEUM PLUS Data Reduction (intensity integration)
PROTEUM PLUS Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
PHASER model building
PROTEUM version: PLUS data collection