X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.2
Temperature 293.0
Details 12-15% Peg4000, 80mM Cacodylate, 200mM Magnesium Acetate, 75mM Ammonium Sulphate, 0.2% Octyl glucoside, 20% Glycerol, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 94.11 α = 90
b = 94.11 β = 90
c = 81.78 γ = 120
Symmetry
Space Group P 31 1 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-06-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B 0.987 NSLS X12B

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
2.4 25 99.4 -- 0.043 -- -- 16342 16245 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)
2.4 2.53 98.9 -- 0.283 2.8 -- --

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 2.4 25.0 -- 0.0 16342 15426 819 99.42 0.21812 0.21812 0.21582 0.26447 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 2.4 2.462 -- 59 1098 0.274 0.282 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 44.845
Anisotropic B[1][1] 1.02
Anisotropic B[1][2] 0.51
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.02
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.52
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.003
r_symmetry_hbond_refined 0.2
r_dihedral_angle_1_deg 4.691
r_bond_refined_d 0.009
r_scbond_it 1.059
r_chiral_restr 0.069
r_scangle_it 1.744
r_mcangle_it 0.658
r_angle_refined_deg 1.024
r_xyhbond_nbd_refined 0.147
r_nbd_refined 0.189
r_symmetry_vdw_refined 0.149
r_mcbond_it 0.341
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2743
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 73

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
MOSFLM data reduction
CCP4 data scaling version: (SCALA)
AMoRE phasing