X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details 2-10% (M/V) NACL, 0.1 M ACETATE BUFFER PH 4.5. HANGING AND SITTING DROPS

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.4 α = 90
b = 78.4 β = 90
c = 36.97 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2009-07-12
Diffraction Radiation
Monochromator Protocol
DIAMOND (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
1.67 30.76 99.8 0.07 -- -- 10.7 -- 13925 -- 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)
1.67 1.76 99.6 0.37 -- 6.2 10.5 --

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 1.67 30.76 -- 2.0 -- 13195 692 99.74 -- 0.17035 0.16852 0.20763 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 1.668 1.711 -- 44 933 0.211 0.262 -- 98.89
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.373
Anisotropic B[1][1] 0.06
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.06
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.12
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.865
r_scbond_it 3.597
r_mcangle_it 2.38
r_mcbond_it 1.434
r_gen_planes_refined 0.01
r_chiral_restr 0.143
r_dihedral_angle_4_deg 21.904
r_dihedral_angle_3_deg 14.616
r_dihedral_angle_2_deg 37.153
r_dihedral_angle_1_deg 6.457
r_angle_refined_deg 1.892
r_bond_refined_d 0.023
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1000
Nucleic Acid Atoms 0
Heterogen Atoms 19
Solvent Atoms 149

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0102 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0102 refinement
PHASER model building