X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 10MG/ML PROTEIN IN 15% PEG 4K, 0.2 M CAAC, 0.1M IMIDAZOLE PH7, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 94.69 α = 90
b = 94.47 β = 90
c = 113.82 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 CCD -- 2001-12-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
2.15 20 99.5 0.051 -- -- 3.73 -- 207372 -- -- --
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)
2.15 2.23 98.9 0.373 -- 3.85 3.39 --

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 2.15 72.55 -- -- -- 52990 2831 99.3 -- 0.191 0.189 0.233 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 2.15 2.21 -- 200 3859 0.246 0.29 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.2
Anisotropic B[1][1] -1.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.78
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.448
r_angle_refined_deg 1.372
r_xyhbond_nbd_refined 0.142
r_mcbond_it 0.723
r_symmetry_hbond_refined 0.143
r_chiral_restr 0.096
r_symmetry_vdw_refined 0.191
r_bond_refined_d 0.015
r_mcangle_it 1.377
r_dihedral_angle_1_deg 6.261
r_scbond_it 2.232
r_gen_planes_refined 0.006
r_nbd_refined 0.204
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7120
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 493

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling