X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 0.1M IMIDIZOLE PH 6.5,

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 99.64 α = 90
b = 113.87 β = 90
c = 64.48 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1999-07-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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 56 99.2 0.039 -- -- 2.4 -- 37280 -- 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)
1.75 2.0 99.9 0.212 -- 7.41 2.0 --

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 50.0 -- -- -- 35201 1850 99.2 -- 0.167 0.165 0.196 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 -- 138 2544 0.173 0.228 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.91
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.02
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 5.394
r_symmetry_vdw_refined 0.04
r_gen_planes_other 0.003
r_angle_refined_deg 1.707
r_gen_planes_refined 0.007
r_mcbond_it 1.309
r_xyhbond_nbd_refined 0.188
r_symmetry_hbond_refined 0.129
r_symmetry_vdw_other 0.219
r_scbond_it 3.284
r_nbd_refined 0.23
r_scangle_it 5.201
r_nbd_other 0.206
r_mcangle_it 2.186
r_bond_other_d 0.001
r_dihedral_angle_3_deg 15.509
r_angle_other_deg 0.837
r_chiral_restr 0.107
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2083
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 353

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement