X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.2
Details 15% PEG 4000, 0.02% DIOXANE, 0.2M SODIUM POTASSIUM TARTRATE, 0.02M SODIUM CITRATE BUFFER, PH 5.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.55 α = 90
b = 38.3 β = 90
c = 39.04 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC RH/SI MIRROR 2001-01-17
Diffraction Radiation
Monochromator Protocol
SILICON 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
2.1 40 98.6 0.056 -- -- 4.6 -- 7942 -- -- --
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)
2.1 2.18 97.3 0.233 -- 5.1 -- --

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 2.1 43.44 -- -- -- 7551 367 98.6 -- 0.193 0.191 0.232 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 2.1 2.15 -- 28 535 0.203 0.223 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.81
Anisotropic B[1][1] -0.96
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.83
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.79
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.665
r_scbond_it 1.652
r_mcangle_it 1.411
r_mcbond_it 0.763
r_nbd_refined 0.179
r_gen_planes_refined 0.004
r_chiral_restr 0.091
r_dihedral_angle_1_deg 5.959
r_angle_other_deg 1.258
r_bond_refined_d 0.011
r_xyhbond_nbd_refined 0.177
r_symmetry_vdw_refined 0.129
r_symmetry_hbond_refined 0.117
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 913
Nucleic Acid Atoms 0
Heterogen Atoms 13
Solvent Atoms 54

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5.1.19 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.19 refinement
AMORE model building