X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5
Temperature 295.0
Details 1.4M Ammonium Sulphate, Tri-Na citrate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.81 α = 90
b = 62.81 β = 90
c = 111.14 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 270 mirrors 2008-10-08
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PAL/PLS BEAMLINE 6C1 1.0000 PAL/PLS 6C1

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
1.88 50 93.45 0.08 0.34 -- 10.6 17580 16650 0.0 0.0 19.6
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)
1.88 1.95 51.2 0.08 0.34 1.6 2.7 949

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 1.88 41.24 0.0 -- 17580 16648 891 93.46 -- 0.17302 0.17101 0.21043 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 1.881 1.93 -- 31 598 0.284 0.393 -- 46.39
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.758
Anisotropic B[1][1] 0.04
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.07
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.817
r_dihedral_angle_3_deg 17.132
r_mcangle_it 2.427
r_chiral_restr 0.148
r_bond_refined_d 0.023
r_scbond_it 3.864
r_gen_planes_refined 0.01
r_dihedral_angle_2_deg 36.978
r_dihedral_angle_4_deg 23.321
r_dihedral_angle_1_deg 5.578
r_mcbond_it 1.261
r_scangle_it 6.087
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1157
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 134

Software

Software
Software Name Purpose
HKL-2000 data collection
MOLREP phasing
REFMAC refinement version: 5.5.0072
HKL-2000 data reduction
HKL-2000 data scaling