X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details 10-20% PEG 2000 MONOETHYL ETHER, 0.1M AMMONIUM SULPHATE, 0.1M SODIUM ACETATE, pH 5.60

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.08 α = 90
b = 117.58 β = 90.21
c = 54.22 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2002-02-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 -- ESRF ID29

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 30 95.8 0.05 -- -- 1.8 -- 141167 -- 2.0 --
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)
2.0 2.07 91.0 0.38 -- 2.0 1.8 --

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 1.99 87.71 -- -- -- 69794 3708 97.9 -- 0.216 0.214 0.252 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 1.99 2.05 -- 257 4697 0.283 0.332 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.34
Anisotropic B[1][1] -1.83
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.33
Anisotropic B[2][2] 4.25
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.43
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_hbond_refined 0.128
r_bond_other_d 0.003
r_angle_other_deg 0.881
r_mcangle_it 1.81
r_angle_refined_deg 1.625
r_scangle_it 4.336
r_metal_ion_refined 0.088
r_mcbond_it 0.994
r_nbd_other 0.253
r_gen_planes_other 0.004
r_symmetry_vdw_other 0.281
r_nbtor_other 0.139
r_chiral_restr 0.1
r_dihedral_angle_1_deg 6.588
r_nbd_refined 0.208
r_xyhbond_nbd_refined 0.152
r_bond_refined_d 0.017
r_scbond_it 2.639
r_symmetry_vdw_refined 0.221
r_gen_planes_refined 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6974
Nucleic Acid Atoms 0
Heterogen Atoms 170
Solvent Atoms 171

Software

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