X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Details 100mM MES, 200mM MgCl2, 19% PEG3350, pH 6.0, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.35 α = 90
b = 71.82 β = 90
c = 94.2 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2008-11-07
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 24-ID-C 0.97919 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
1.6 39.38 99.9 0.061 -- -- 3.8 74141 36961 2.0 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)
1.6 1.66 100.0 0.584 -- 3.1 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
SAD 1.6 39.376 -- -- 37444 36961 1945 99.08 -- 0.18215 0.18039 0.21547 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 1.604 1.646 -- 141 2670 0.27 0.282 -- 98.46
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.236
Anisotropic B[1][1] -0.29
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.5
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.21
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.697
r_mcangle_it 2.575
r_mcbond_it 1.544
r_dihedral_angle_3_deg 13.301
r_dihedral_angle_4_deg 15.116
r_dihedral_angle_1_deg 5.572
r_bond_refined_d 0.03
r_gen_planes_refined 0.013
r_chiral_restr 0.16
r_angle_refined_deg 2.201
r_scbond_it 3.789
r_dihedral_angle_2_deg 31.68
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2073
Nucleic Acid Atoms 0
Heterogen Atoms 16
Solvent Atoms 222

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
SHARP phasing
REFMAC refinement version: 5.5.0109
HKL-2000 data reduction
SCALEPACK data scaling