X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.2
Temperature 291.0
Details 2.5M ammonium sulfate, 0.3M sodium chloride, 0.1M tris-HCl, pH8.2, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.31 α = 90
b = 41.27 β = 104.22
c = 72.04 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate mirrors 2009-06-15
Diffraction Radiation
Monochromator Protocol
Pt MIRROR + Ni FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 1.5418 -- --

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
1.65 22.79 92.5 0.079 0.079 -- 2.2 29111 26928 1.0 1.0 13.25
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)
1.65 1.69 88.6 0.362 0.362 2.0 2.2 1910

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 1.65 19.95 -- -- -- 25556 1353 92.0 -- 0.1608 0.15892 0.19571 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 1.65 1.693 -- 84 1811 0.224 0.292 -- 88.18
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 10.513
Anisotropic B[1][1] -0.1
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.02
Anisotropic B[2][2] -0.14
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.25
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 21.132
r_metal_ion_refined 0.009
r_nbd_other 0.201
r_mcbond_other 0.555
r_mcangle_it 2.558
r_dihedral_angle_3_deg 11.225
r_angle_other_deg 0.827
r_angle_refined_deg 1.429
r_gen_planes_refined 0.005
r_symmetry_vdw_other 0.255
r_symmetry_hbond_refined 0.145
r_scbond_it 3.172
r_symmetry_vdw_refined 0.215
r_mcbond_it 2.01
r_dihedral_angle_1_deg 6.428
r_dihedral_angle_2_deg 36.475
r_bond_other_d 0.007
r_nbd_refined 0.196
r_chiral_restr 0.105
r_nbtor_refined 0.185
r_nbtor_other 0.086
r_scangle_it 3.713
r_xyhbond_nbd_refined 0.142
r_bond_refined_d 0.011
r_gen_planes_other 0.001
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2080
Nucleic Acid Atoms 0
Heterogen Atoms 49
Solvent Atoms 238

Software

Software
Software Name Purpose
MAR345 data collection
MOLREP phasing
REFMAC refinement version: 5.2.0019
MOSFLM data reduction
SCALA data scaling