X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details TRIS PH 7.5-9.0 10 MM, 20% PEG3400, 5% GLYCEROL, 4 EQUIV. PEP, 13-17MG/ML DAHPS

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 196.64 α = 90
b = 50.5 β = 106.36
c = 64.93 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 105
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 2000-07-15
Diffraction Radiation
Monochromator Protocol
MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE -- -- -- --

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
1.9 20 99.3 0.11 -- -- 3.63 -- 178093 -- -- --
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)
1.9 1.95 97.5 0.38 -- 2.9 3.1 --

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 1.9 20.0 -- -- -- 45985 2424 99.7 -- 0.162 0.16 0.202 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 1.9 1.95 -- 172 3363 0.266 0.381 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.98
Anisotropic B[1][1] 0.13
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.22
Anisotropic B[2][2] 0.07
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.08
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 37.035
r_dihedral_angle_1_deg 5.868
r_dihedral_angle_3_deg 14.62
r_symmetry_vdw_refined 0.205
r_gen_planes_refined 0.01
r_xyhbond_nbd_refined 0.14
r_symmetry_hbond_refined 0.319
r_dihedral_angle_4_deg 18.204
r_mcangle_it 1.878
r_scbond_it 3.32
r_bond_refined_d 0.025
r_chiral_restr 0.245
r_nbd_refined 0.215
r_mcbond_it 1.114
r_angle_refined_deg 2.032
r_scangle_it 5.207
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5160
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 417

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.08
DENZO data reduction
SCALEPACK data scaling
EPMR phasing