X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 20% PEG3350, 0.1 M HEPES PH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 87.22 α = 90
b = 87.22 β = 90
c = 314.04 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD MIRRORS 2012-11-14
Diffraction Radiation
Monochromator Protocol
SI-111 CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.1 -- BESSY 14.1

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
2.9 100 99.8 0.16 -- -- 7.0 -- 16586 -- 1.66 --
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)
2.9 3.0 100.0 1.24 -- 1.66 7.3 --

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 2.9 75.53 -- -- -- 15761 830 99.87 -- 0.21564 0.21332 0.2617 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 2.9 2.975 -- 58 1105 0.318 0.319 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 60.561
Anisotropic B[1][1] 0.69
Anisotropic B[1][2] 0.34
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.69
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.24
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 2.592
r_bond_other_d 0.005
r_mcbond_other 2.234
r_angle_other_deg 1.21
r_chiral_restr 0.107
r_gen_planes_refined 0.009
r_dihedral_angle_1_deg 6.744
r_dihedral_angle_2_deg 35.335
r_dihedral_angle_4_deg 16.997
r_dihedral_angle_3_deg 18.528
r_bond_refined_d 0.013
r_gen_planes_other 0.004
r_mcbond_it 2.233
r_angle_refined_deg 1.835
r_mcangle_it 3.7
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4095
Nucleic Acid Atoms 0
Heterogen Atoms 27
Solvent Atoms 57

Software

Software
Software Name Purpose
REFMAC refinement version: 5.8.0073
XDS data reduction
XSCALE data scaling
MOLREP phasing