X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Temperature 277.0
Details BY VAPOR-DIFFUSION AT 4 DEGREES C USING 1-3 MICROL OF PROTEIN SOLUTIONS (18 MG/ML IN 0.5 MICROM FAD AND 4 MM NADP, 50 MM TRIS/HCL PH 7.5) MIXED WITH EQUAL VOLUMES OF RESERVOIR CONTAINING 40% W/V PEG4000, 100 MM MES/HCL PH 6.5, AND 100 MM NACL.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 107.92 α = 90
b = 107.92 β = 90
c = 106.83 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
2.26 30 99.6 0.09 -- -- 3.0 -- 34153 -- 0.0 --
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)
2.26 2.4 98.8 0.3 -- 3.4 2.9 --

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 2.26 42.81 -- -- -- 32332 1676 99.18 -- 0.18932 0.18692 0.23549 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 2.256 2.315 -- 116 2304 0.224 0.287 -- 97.42
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.467
Anisotropic B[1][1] 1.39
Anisotropic B[1][2] 0.69
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.39
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.08
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.881
r_dihedral_angle_2_deg 33.783
r_chiral_restr 0.125
r_dihedral_angle_3_deg 16.261
r_bond_refined_d 0.022
r_gen_planes_refined 0.011
r_dihedral_angle_1_deg 6.577
r_mcangle_it 1.735
r_scangle_it 4.798
r_mcbond_it 0.953
r_scbond_it 3.111
r_dihedral_angle_4_deg 19.619
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4230
Nucleic Acid Atoms 0
Heterogen Atoms 101
Solvent Atoms 238

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0110
MOSFLM data reduction
SCALA data scaling
PHASER phasing