X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5
Details 18-21% PEG 8000, 0.1 M SODIUM ACETATE, PH 5.0-5.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.64 α = 80.38
b = 97.01 β = 83.11
c = 135.71 γ = 85.22
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2010-09-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 -- ESRF ID23-2

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 47.7 96.0 0.11 -- -- 1.9 -- 255868 -- -3.0 24.8
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 2.21 92.3 0.48 -- 1.4 1.7 --

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
FOURIER SYNTHESIS 2.1 46.74 -- -- -- 242819 12914 95.95 -- 0.22263 0.22022 0.26742 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 2.154 -- 924 17120 0.307 0.352 -- 91.52
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 35.721
Anisotropic B[1][1] -2.73
Anisotropic B[1][2] 0.03
Anisotropic B[1][3] -0.03
Anisotropic B[2][2] -0.48
Anisotropic B[2][3] 2.47
Anisotropic B[3][3] 2.38
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.294
r_chiral_restr 0.092
r_mcangle_it 0.805
r_scangle_it 1.993
r_gen_planes_refined 0.006
r_dihedral_angle_2_deg 36.348
r_dihedral_angle_4_deg 17.765
r_dihedral_angle_1_deg 8.798
r_dihedral_angle_3_deg 15.701
r_bond_refined_d 0.011
r_scbond_it 1.36
r_mcbond_it 0.459
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 32648
Nucleic Acid Atoms 0
Heterogen Atoms 78
Solvent Atoms 923

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
XDS data reduction
SCALA data scaling