X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.4
Temperature 277.0
Details 1.25M (NH4)2SO4, 0.8M KCl, 100mM HEPES, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.62 α = 90
b = 134.57 β = 90
c = 147.97 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 4 -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 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
2.3 100 87.8 -- 0.09 -- -- 65518 57525 0.0 0.0 --
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)
2.3 2.38 80.8 -- 0.331 2.6 -- --

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 2.3 100.0 -- 0.0 57525 54590 2904 87.03 0.21818 0.21818 0.2155 0.26831 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 2.3 2.36 -- 203 3636 0.268 0.343 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 42.484
Anisotropic B[1][1] -0.76
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.81
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.05
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.079
r_bond_refined_d 0.009
r_angle_refined_deg 1.54
r_dihedral_angle_1_deg 5.824
r_chiral_restr 0.095
r_gen_planes_refined 0.004
r_nbd_refined 0.218
r_xyhbond_nbd_refined 0.162
r_symmetry_vdw_refined 0.311
r_symmetry_hbond_refined 0.215
r_mcbond_it 0.844
r_mcangle_it 1.598
r_scbond_it 1.765
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8942
Nucleic Acid Atoms 0
Heterogen Atoms 72
Solvent Atoms 402

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.1.19 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.19 refinement