X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 0.2 M AMMONIUM ACETATE, 25% POLYETHYLENE GLYCOL 3350, 0.1 M BIS-TRIS PH 5.5, 1 MM N5- (PHOSPHONOACETYL)-L-ORNITHINE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 81.52 α = 105.43
b = 81.71 β = 102.8
c = 82.28 γ = 100.75
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2009-12-13
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 -- ESRF ID23-2

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 30 87.5 0.12 -- -- 1.6 -- 114553 -- 2.0 27.1
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)
2.0 30.0 87.5 0.42 -- 1.8 1.6 --

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 2.0 25.0 -- -- -- 108160 5763 87.57 -- 0.198 0.19593 0.23732 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 2.0 2.052 -- 424 7930 0.314 0.35 -- 87.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.299
Anisotropic B[1][1] -0.59
Anisotropic B[1][2] -1.12
Anisotropic B[1][3] -0.94
Anisotropic B[2][2] -0.41
Anisotropic B[2][3] -1.11
Anisotropic B[3][3] -0.42
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 36.733
r_dihedral_angle_4_deg 16.611
r_scbond_it 0.833
r_chiral_restr 0.07
r_angle_refined_deg 1.009
r_mcbond_it 0.223
r_mcangle_it 0.423
r_dihedral_angle_1_deg 4.762
r_dihedral_angle_3_deg 12.363
r_scangle_it 1.321
r_gen_planes_refined 0.003
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 15479
Nucleic Acid Atoms 0
Heterogen Atoms 114
Solvent Atoms 535

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0102
MOSFLM data reduction
SCALA data scaling
MOLREP phasing