X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 293.0
Details potassium phosphate 1.2M, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 103.94 α = 90
b = 149.93 β = 123.9
c = 87.33 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2008-07-28
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.9765 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
2.4 19.94 92.3 0.086 -- -- 3.0 -- 39793 0.0 -- 26.8
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)
2.4 2.53 94.3 0.28 -- 3.7 3.0 --

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 2.4 19.94 -- -- -- 37796 1993 92.07 -- 0.20604 0.2042 0.24125 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 2.4 2.461 -- 129 2834 0.237 0.283 -- 94.15
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.384
Anisotropic B[1][1] -0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 4.344
r_chiral_restr 0.065
r_mcbond_it 1.095
r_scbond_it 0.639
r_dihedral_angle_3_deg 12.4
r_mcangle_it 1.773
r_bond_refined_d 0.005
r_dihedral_angle_4_deg 11.436
r_gen_planes_refined 0.004
r_scangle_it 1.044
r_angle_refined_deg 0.919
r_dihedral_angle_2_deg 28.889
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2894
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7713
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 249

Software

Software
Software Name Purpose
DNA data collection
PHASER phasing
REFMAC refinement version: 5.5.0072
MOSFLM data reduction
SCALA data scaling