X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 291.0
Details 100 mM MES, pH 6.0, and 8% PEG 4000 , VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 83.84 α = 90
b = 104.5 β = 109.04
c = 108.56 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 ADSC QUANTUM 315 Triple striped vertical and horizantal focussing mirrors in Kirkpatrick-Baez geometry 2007-03-05
Diffraction Radiation
Monochromator Protocol
double crystal Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 24-ID-C 0.97918 APS 24-ID-C

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
2.2 30 -- 0.084 0.084 -- 4.5 -- 87239 -- 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)
2.2 2.32 83.6 0.572 0.572 2.0 3.7 --

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 2.2 15.0 -- -- 89752 82641 4376 97.22 -- 0.19395 0.19159 0.23803 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 2.2 2.256 -- 263 4851 0.305 0.347 -- 79.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 23.103
Anisotropic B[1][1] -1.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.07
Anisotropic B[2][2] 2.58
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.24
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.532
r_chiral_restr 0.083
r_mcangle_it 1.024
r_symmetry_hbond_refined 0.15
r_nbtor_refined 0.3
r_bond_refined_d 0.011
r_scbond_it 1.736
r_dihedral_angle_1_deg 4.987
r_dihedral_angle_4_deg 21.802
r_xyhbond_nbd_refined 0.161
r_scangle_it 2.777
r_dihedral_angle_2_deg 35.853
r_dihedral_angle_3_deg 17.306
r_symmetry_vdw_refined 0.143
r_nbd_refined 0.201
r_gen_planes_refined 0.006
r_angle_refined_deg 1.249
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10269
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 454

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
PHASER phasing
REFMAC refinement version: 5.2
MOSFLM data reduction
SCALA data scaling