X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

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

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 145.84 α = 90
b = 111.72 β = 117.78
c = 138.71 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
2.5 20 94.6 0.05 -- -- 1.8 -- 65753 -- -- --
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)
2.5 2.59 77.0 0.265 -- 2.4 1.6 --

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 2.5 19.84 -- -- -- 63405 1312 100.0 -- 0.236 0.235 0.273 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 2.5 2.56 -- 72 3795 0.334 0.376 -- --
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.458
r_dihedral_angle_4_deg 18.994
r_symmetry_vdw_refined 0.386
r_nbd_refined 0.246
r_dihedral_angle_3_deg 18.287
r_chiral_restr 0.107
r_scangle_it 1.706
r_mcangle_it 0.786
r_symmetry_hbond_refined 0.339
r_angle_other_deg 1.842
r_bond_refined_d 0.018
r_xyhbond_nbd_refined 0.151
r_scbond_it 1.201
r_gen_planes_refined 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11855
Nucleic Acid Atoms 968
Heterogen Atoms 345
Solvent Atoms 73

Software

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