X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 0.2M K-GLUTAMATE, 50 MM TRIETHANOLAMINE PH8.0, 10MM MGCL2, 8-11% MONOMETHYL ETHER PEG 2000 + 0.4M KCL AT END, pH 8.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 142.08 α = 90
b = 111.49 β = 117.28
c = 138.23 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1999-02-15
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
1.75 50 96.1 0.073 -- -- 3.0 -- 546919 -- -- --
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)
1.75 1.78 82.6 0.45 -- 1.7 2.2 --

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 1.75 47.67 -- -- -- 182643 1848 100.0 -- 0.194 0.194 0.242 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 1.75 1.79 -- 111 11796 0.234 0.277 -- --
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.016
r_nbd_refined 0.228
r_dihedral_angle_4_deg 21.025
r_mcbond_it 0.975
r_angle_other_deg 1.694
r_mcangle_it 1.698
r_scangle_it 4.077
r_chiral_restr 0.126
r_symmetry_hbond_refined 0.21
r_gen_planes_refined 0.008
r_xyhbond_nbd_refined 0.19
r_scbond_it 2.862
r_dihedral_angle_3_deg 14.181
r_symmetry_vdw_refined 0.302
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11843
Nucleic Acid Atoms 968
Heterogen Atoms 330
Solvent Atoms 1466

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.07
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing