X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.1
Temperature 293.0
Details PEG3350, Tris/HCl, sodium acetate, pH 8.1, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 143.19 α = 90
b = 59.76 β = 103.41
c = 45.08 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MACSCIENCE double mirrors 1998-08-20
Diffraction Radiation
Monochromator Protocol
Ni-filter + double mirror SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR571 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
1.86 69.6 99.0 -- 0.084 -- 8.8 31554 31230 0.0 0.0 18.0
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)
1.86 1.92 89.8 -- 0.473 4.0 7.5 2845

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 1.86 69.01 -- 0.0 -- 29657 1572 99.56 -- 0.20637 0.20421 0.2476 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 1.858 1.906 -- 97 2039 0.256 0.337 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.307
Anisotropic B[1][1] -1.77
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.45
Anisotropic B[2][2] 1.25
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.15
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_hbond_other 0.002
r_gen_planes_other 0.01
r_dihedral_angle_2_deg 15.592
r_dihedral_angle_1_deg 4.019
r_nbd_other 0.219
r_scangle_it 3.408
r_symmetry_vdw_refined 0.152
r_bond_refined_d 0.016
r_xyhbond_nbd_other 0.124
r_angle_refined_deg 1.438
r_scbond_it 2.14
r_bond_other_d 0.0
r_symmetry_vdw_other 0.277
r_chiral_restr 0.096
r_nbd_refined 0.24
r_angle_other_deg 1.264
r_gen_planes_refined 0.007
r_mcangle_it 1.512
r_symmetry_hbond_refined 0.222
r_mcbond_it 0.86
r_xyhbond_nbd_refined 0.206
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2744
Nucleic Acid Atoms 0
Heterogen Atoms 9
Solvent Atoms 331

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
REFMAC refinement version: 5.0